Title of Invention

FACTOR Xa COMPOUNDS

Abstract The present invention is directed to novel compounds of Formula I: and forms and pharmaceutical compositions thereof, and the use thereof as inhibitors of Factor Xa.
Full Text WO 2006/047415 PCT/US2005/038182
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FACTOR Xa COMPOUNDS
CROSS REFERENCE TO RELATED APPLICATIONS
This present application claims benefit of U.S. Provisional Patent Application
Serial No. 60/622,156 filed October 26,2004, which is incorporated herein by
5 reference in its entirety and for all purposes.
FIELD OF THE INVENTION
The present invention relates to novel compounds that function as enzyme
inhibitors, and particularly to a new class of potent and selective inhibitors of Factor
Xa. The present invention also relates to the novel compounds, their pharmaceutically
10 acceptable salts, and pharmaceutically acceptable compositions thereof which are
useful as potent and selective inhibitors of blood coagulation in mammals and methods
for using these inhibitors as therapeutic agents for disease states in mammals
characterized by coagulation disorders.
BACKGROUND OF THE INVENTION
15 Proteases are enzymes that cleave proteins at single, specific peptide bonds.
Proteases can be classified into four generic classes: serine, thiol or cysteinyl, acid or
aspartyl, and metalloproteases. (Cuypers et ai., J. Biol. Chem. 257:7086 (1982)).
Proteases are essential to a variety of biological activities, such as digestion, formation
and dissolution of blood clots, reproduction and the immune reaction to foreign cells
20 and organisms. Aberrant proteolysis is associated with a number of disease states in
man and other mammals. The human neutrophil proteases, elastase and cathepsin G,
have been implicated as contributing to disease states marked by tissue destruction.
These disease states include emphysema, rheumatoid arthritis, corneal ulcers and
glomerular nephritis. (Barret, in Enzyme Inhibitors as Drugs, Sandier, ed., University
25 Park Press, Baltimore, (1980)). Additional proteases such as plasmin, C-l esterase, C-3
convertase, urokinase, plasminogen activator, acrosin, and kallikreins play key roles in
the normal biological functions of mammals. In many instances, it is beneficial to
disrupt the function of one or more proteolytic enzymes in the course of therapeutically
treating a mammal.

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Serine proteases include such enzymes as elastase (human leukocyte), cathepsin
G, plasmin, C-l esterase, C-3 convertase, urokinase, plasminogen activator, acrosin,
chymotrypsin, trypsin, thrombin, Factor Xa and kallikreins.
The serine protease thrombin occupies a central role in hemostasis and
5 thrombosis, and as a multifactorial protein, induces a number of effects on platelets,
endothelial cells, smooth muscle cells, leukocytes, the heart, and neurons. (Tapparelli
et al., Trends in Pharmacological Sciences 14:366-376 (1993); Lefkovits and Topol,
Circulation 90(3): 1522-1536 (1994); Harker, Blood Coagulation and Fibrinolysis 5
(Suppl 1):S47-S58 (1994)). Activation of the coagulation cascade through either the
10 intrinsic pathway (contact activation) or the extrinsic pathway (activation by exposure
of plasma to a non-endothelial surface, damage to vessel walls or tissue factor release)
leads to a series of biochemical events that converge on thrombin. Thrombin cleaves
fibrinogen ultimately leading to a hemostatic plug (clot formation), potently activates
platelets through a unique proteolytic cleavage of the cell surface thrombin receptor
15 (Coughlin, Seminars in Hematology 31(4):270-277 (1994)), and autoamplifies its own
production through a feedback mechanism. Thus, inhibitors of thrombin function have
therapeutic potential in a host of cardiovascular and non-cardiovascular diseases,
including: myocardial infarction; unstable angina; stroke; restenosis; deep vein
thrombosis; disseminated intravascular coagulation caused by trauma, sepsis or tumor
20 metastasis; hemodialysis; cardiopulmonary bypass surgery; adult respiratory distress
syndrome; endotoxic shock; rheumatoid arthritis; ulcerative colitis; induration;
metastasis; hypercoagulability during chemotherapy; Alzheimer's disease; Down's
syndrome; fibrin formation in the eye; and wound healing. Other uses include the use
of said thrombin inhibitors as anticoagulants either embedded in or physically linked to
25 materials used in the manufacture of devices used in blood collection, blood circulation,
and blood storage, such as catheters, blood dialysis machines, blood collection syringes
and tubes, blood lines and stents.
Factor Xa is another serine protease in the coagulation pathway. Factor Xa
associates with Factor Va and calcium on a phospholipid membrane thereby forming a
30 prothrombinase complex. This prothrombinase complex then converts prothrombin to
thrombin. (Claeson, Blood Coagulation and Fibrinolysis 5:411-436 (1994); Harker,
Blood Coagulation and Fibrinolysis 5 (Suppl 1):S47-S58 (1994)). Inhibitors of Factor

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Xa are thought to offer an advantage over agents that directly inhibit thrombin since
direct thrombin inhibitors still permit significant new thrombin generation (Lefkovits
and Topol, Circulation 90(3): 1522-1536 (1994); Harker, Blood Coagulation and
Fibrinolysis 5 (Suppl 1):S47-S58 (1994)) because one molecule of Factor Xa may be
5 able to generate up to 138 molecules of thrombin (Elodi et al., Thromb. Res. 15 (617-
619 (1979)).
Several specific inhibitors of Factor Xa have been reported. Both synthetic and
protein inhibitors of Factor Xa have been identified, and these include, for example,
antistasin ("ATS") and tick anticoagulant peptide ("TAP"). ATS, which is isolated
10 from the leech, Haementerin officinalis, contains 119 amino acids and has a Ki for
Factor Xa of 0.05 nM. TAP, which is isolated from the tick, Ornithodoros moubata,
contains 60 amino acids and has a Ki for Factor Xa of about 0.5 nM.
ATS and TAP have not been developed clinically. One major disadvantage of
these two inhibitors is that administration of the required repeated doses causes the
15 generation of neutralizing antibodies, thus limiting their potential clinical use.
Moreover, the sizes of TAP and ATS render oral administration impossible, further
restricting the number of patients able to benefit from these agents.
A specific inhibitor of Factor Xa would have substantial practical value in the
practice of medicine. In particular, a Factor Xa inhibitor would be effective under
20 circumstances where the present drugs of choice, heparin and related sulfated
polysaccharides, are ineffective or only marginally effective. Thus, there exists a need
for a low molecular weight, Factor Xa-specific blood clotting inhibitor that is effective,
but does not cause unwanted side effects.
Low molecular weight, Factor Xa-specific blood clotting inhibitors, have been
25 described in International Application WO 9529189. Indole derivatives as low
molecular weight, Factor Xa-specific blood clotting inhibitors have been proposed in
International Application 99338000.
WO 2004058743 discloses substituted nitrogen-containing heterobicycles and
uses thereof as Faxtor Xa inhibitors.
30 WO 2004050636 discloses imidazole derivatives as Factor Xa inhibitors.
WO 2004056815 discloses pyrazole derivatives as Factor Xa inhibitors.

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WO 2003044014 discloses indole-2 carboxamides as Faxtor Xa inhibitors.
WO 2002051831 discloses oxybenzamide derivatives as Factor Xa inhibitors.
WO 2002046159 discloses guanidine and amidine derivatives as Factor Xa
inhibitors.
5 WO 2004002477 discloses 2-(phenyl)-2H-pyrazole-3-carboxylic-acid-N-4-
(thioxo-heterocyclyl)-phenyl-amide derivatives and corresponding imino-heterocyclyl
derivatives as Factor Xa inhibitors.
WO 2004002405 discloses amino-bicyclic pyrazinones and pyridinones as
Factor Xa inhibitors.
10 However, it is desirable that such inhibitors have advantageous pharmacological
properties, for instance high stability in plasma and liver and high selectively versus
other serine proteases. A need continues to exist for non-peptidic compounds that are
potent and selective protease inhibitors, and which possess greater bioavailability and
fewer side effects than currently available protease inhibitors. Accordingly, new
15 classes of potent protease inhibitors, characterized by potent inhibitory capacity and
low mammalian toxicity, are potentially valuable therapeutic agents for a variety of
conditions, including treatment of a number of mammalian proteolytic disease states.
In particular there continues to be a need for compounds that selectively inhibit Factor
Xa.
20 BRIEF DESCRIPTION OF THE INVENTION
In accordance with the present invention, novel derivatives are provided which
are inhibitors of the enzyme Factor Xa.
In addition, in accordance with the present invention, a method for preventing,
inhibiting or treating cardiovascular diseases associated with thromboses is provided,
25 wherein a novel derivative of the invention is administered in a therapeutically effective
amount to inhibit Factor Xa.
SUMMARY OF THE INVENTION

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A first aspect of the present invention is directed to novel compounds of
Formula I.

X is selected from CH, COH, COCH3, N, CF or NO;
5 Z is selected from CH or N;
A and B are independently selected from ethenyl, ethynyl, aryl, heteroaryl, 3-8
numbered carbocycle or 5-8 numbered heterocycle, each of which can be
optionally substituted with 1, 2, 3 or 4 R groups;
K is selected from a bond, ethenyl, ethynyl, NR', O, S, SO2 or CO;
10 one of Y, P1, P2 or P3 is a bond;
Ring P is selected from:


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wherein p is independently selected from 0, 1 or 2;
P4 is selected from:


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wherein P4 is optionally substituted with 1,2,3 or 4 R groups;
R1, R2, and R3 are independently selected from hydrogen, halogen, alkyl, haloalkyl,
haloalkoxy, alkenyl, alkynyl, cycloalkyl, NCH2R, OCH2R, SCH2R, S(O)PCH2R,
5 C(O)NR, OC(O)NR, NRaCONRaCH2R, NRaC(O)OCH2R, NRaC(O)CH2R,
hydroxyalkyl, cyano, nitro, trifluoromethyl or-CO2R;
provided that R1 forms other than an N-halo, N-N, N-S, N-O, or N-CN bond;
R is selected from hydrogen, halogen, alkyl, alkenyl, alkynyl, cycloalkyl, hydroxy,
alkoxy, haloalkyl, haloalkoxy, hydroxyalkyl, cyano, nitro, trifluoromethyl,
10 -CO2Rx, -CH2ORX or -ORX,
Rx is selected from hydrogen, C1-6 alkyl; optionally substituted alkyl, optionally
substituted cycloalkyl, optionally substituted aryl or optionally substituted
heteroaryl,
wherein optionally substituted alkyl, cycloalkyl, aryl and heteroaryl are each
15 optionally substituted with one, two, three or four substituents selected
from halogen, hydroxy, amino, mono or dialkyl amino, cyano, nitro,
ester, acid or ether;
R' is selected from hydrogen, optionally substituted alkyl, optionally substituted
alkenyl, optionally substituted alkynyl, optionally substituted cycloalkyl,
20 optionally substituted C6-10aryl, optionally substituted C6-10 arylalkyl, optionally
substituted heteroaryl or optionally substituted heteroaryl-alkyl,
wherein optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl, C6-10aryl. the
C6-10aryl portion of C6-10 arylalkyl, heteroaryl and the heteroaryl portion
of heteroaryl-alkyl are each optionally substituted with one, two, three or
25 four substituents selected from halogen, hydroxy, carboxy, amino,
monoalkylamino, dialkylamino, cyano, nitro, ester, acid or ether; and
Ra is selected from hydrogen, C1-4alkyl or C6-10aryl.

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An example of the present invention includes compounds of Formula (I)
wherein, Ring P is:

R1 is selected from alkyl, haloalkyl, C(O)NR or hydroxyalkyl.
5 Another example of the present invention includes compounds of Formula (I)
wherein, Ring P is:

P4 is selected from:

An example of the present invention includes compounds of Formula (I)
wherein, A is selected from aryl, heteroaryl, 3-8 numbered carbocycle or 5-8 numbered
heterocycle.
15 Another example of the present invention includes compounds of Formula (I)
wherein, A is selected from:

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An example of the present invention includes compounds of Formula (I)
wherein, K is selected from a bond, ethynyl or NR'.
5 An example of the present invention includes compounds of Formula (I)
wherein, B is selected from aryl, heteroaryl, 3-8 numbered carbocycle or 5-8 numbered
heterocycle.
Another example of the present invention includes compounds of Formula (I)
wherein, B is selected from:


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A second aspect of the present invention is directed to pharmaceutical
compositions comprising at least one compound of Formula I, or a pharmaceutically
acceptable form thereof, and one or more pharmaceutically acceptable excipients.
5 A third aspect of the present invention is directed to a method of inhibiting
Factor Xa, comprising contacting the Factor Xa with or more compounds of Formula I.
A fourth aspect of the invention is directed to a method of inhibiting the effects
of Factor Xa, comprising contacting an animal with a composition comprising a
pharmaceutically effective amount of at least one compound of Formula I, or a
10 pharmaceutically acceptable form thereof, and one or more pharmaceutically-
acceptable excipients.
A fifth aspect of the present invention is directed to a method of treating a
Factor Xa associated disorder. The method comprises contacting an animal with a
pharmaceutically effective amount of at least one compound of Formula I, or a
15 pharmaceutically acceptable form thereof, and one or more pharmaceutically
acceptable excipients.
A sixth aspect of the present invention is directed to describe Factor Xa
compounds as inhibitors of Factor Xa.
A seventh aspect of the present invention is to describe Factor Xa compounds
20 that are useful at low dosages as inhibitors of Factor Xa. This therefore leads to a
further aspect of compounds having extremely low cytotoxicity.
An eighth aspect of the present invention is directed to methods of synthesizing
compounds of Formula 1.
These and other aspects and advantages of the invention, which will become
25 apparent in light of the detailed description below, are achieved through use of the
compounds of this invention.
DETAILED DESCRIPTION OF THE INVENTION

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The present invention provides a compound of Formula I and pharmaceutically
acceptable forms thereof:

X is selected from CH, COH, COCH3, N, CF or NO;
5 Z is selected from CH or N;
A and B are independently selected from ethenyl, ethynyl, aryl, heteroaryl, 3-8
numbered carbocycle or 5-8 numbered heterocycle, each of which can be
optionally substituted with 1, 2, 3 or 4 R groups;
K is selected from a bond, ethenyl, ethynyl, NR', O, S, SO2 or CO;
10 one of Y, P1, P2 or P3 is a bond;
Ring P is selected from:


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wherein p is independently selected from 0, 1 or 2;
P4 is selected from:


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wherein P4 is optionally substituted with 1,2, 3 or 4 R groups;
R1, R2, and R3 are independently selected from hydrogen, halogen, alkyl, haloalkyl,
haloalkoxy, alkenyl, alkynyl, cycloalkyl, NCH2R, 0CH2R, SCH2R, S(O)PCH2R,
5 C(O)NR, OC(O)NR, NRaC(O)NRaCH2R, NRaC(O)OCH2R, NRaC(O)CH2R,
hydroxyalkyl, cyano, nitro, trifluoromethyl or-CO2R;
provided that R1 forms other than an N-halo, N-N, N-S, N-O, or N-CN bond;
R is selected from hydrogen, halogen, alkyl, alkenyl, alkynyl, cycloalkyl, hydroxy,
alkoxy, haloalkyl, haloalkoxy, hydroxyalkyl, cyano, nitro, trifluoromethyl,
10 -CO2Rx, -CH2ORx or -ORx,
Rx is selected from hydrogen, C1-6 alkyl; optionally substituted alkyl, optionally
substituted cycloalkyl, optionally substituted aryl or optionally substituted
heteroaryl,
wherein optionally substituted alkyl, cycloalkyl, aryl and heteroaryl are each
15 optionally substituted with one, two, three or four substituents selected
from halogen, hydroxy, amino, mono or dialkyl amino, cyano, nitro,
ester, acid or ether;
R' is selected from hydrogen, optionally substituted alkyl, optionally substituted
alkenyl, optionally substituted alkynyl, optionally substituted cycloalkyl,
20 optionally substituted C6-10aryl, optionally substituted C6-10 arylalkyl, optionally
substituted heteroaryl or optionally substituted heteroaryl-alkyl,
wherein optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl, C6-10aryl, the
C6-10aryl portion of C6-10 arylalkyl, heteroaryl and the heteroaryl portion
of heteroaryl-alkyl are each optionally substituted with one, two, three or
25 four substituents selected from halogen, hydroxy, carboxy, amino,
monoalkylamino, dialkylamino, cyano, nitro, ester, acid or ether; and
Ra is selected from hydrogen, C1-4alky! or C6-10aryl.

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Chemical Definitions
The following definitions apply to the terms as used throughout this
specification, unless otherwise limited in specific instances.
The terms "alkyl" or "alk," as employed herein alone or as part of another
5 group, includes both straight and branched chain hydrocarbons containing 1 to 20
carbons, preferably 1 to 12 carbons, more preferably 1 to 8 carbons in the normal chain.
Examples include methyl, ethyl, propyl, isopropyl, butyl, t-butyl, isobutyl,
pentyl, hexyl, isohexyl, heptyl, 4,4-dimethylpentyl, octyl, 2,2,4-trimethylpentyl, nonyl,
decyl, undecyl, dodecyl, and the various additional branched chain isomers thereof.
10 The term "lower alkyl" includes both straight and branched chain hydrocarbons
containing 1 to 4 carbons.
The term "alkenyl" as employed herein alone or as part of another group
includes both straight and branched hydrocarbons having one or more double bonds,
preferably one or two, and being of 2 to 20 carbons, preferably 2 to 12 carbons, and
15 more preferably 2 to 8 carbons in the normal chain. Examples include ethenyl,
propenyl and the like.
The term "alkynyl" as employed herein alone or as part of another group
includes both straight and branched hydrocarbons having one or more triple bonds,
preferably one or two, and being of 2 to 20 carbons, preferably 2 to 12 carbons, and
20 more preferably 2 to 8 carbons in the normal chain. Examples include ethynyl,
propynyl and the like.
The term "alkoxy," as employed herein alone or as part of another group, means
an "alkyl" groups as defined above bonded to an oxygen, of the formula -O-alkyl.
The term "alkylthio," as employed herein above or as part of another group,
25 means an "alkyl" groups as defined above bonded to a sulfur, of the formula -S-alkyl.
The terms "substituted alkyl," "substituted lower alkyl," "substituted alkenyl" or
"substituted alkynyl," refer to such groups as defined above having any number of
substituents as allowed by available valences.
The term "amino," as employed herein alone or as part of another group, means
30 a radical of the formula -NH2. The terms "mono or dialkyl amino," "monoalkylamino"

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or "dialkylamino," as employed herein alone or as part of another group, mean a radical
of the formula -NH-alkyl or -N(alkyl)2.
The terms "ester," "acid" or "ether," as employed herein alone or as part of
another group, refer to radicals of the formula -C(O)O-alkyl, -C(O)OH or -O-alkyl,
5 respectively, or linking groups of the formula -C(O)O- or -O-. Similarly, the term
"alkoxycarbonyl," as employed herein alone or as part of another group, refers to an
ester radical of the formula -C(O)O-alkyl.
The term "halo" refers to chloro, bromo, fluoro and iodo.
The terms "haloalkyl" or "haloalkoxy" refer to an alkyl or alkoxy group,
10 respectively, as defined above substituted with any number of halo substituents as
allowed by available valences. Typically, the alkyl or alkoxy group has one, two or
three halo substituents, for example: trifluoromethyl.
The terms "hydroxyalkyl" or "hydroxyalkoxy" refer to an alkyl or alkoxy group,
respectively, as defined above substituted with any number of hydroxy substituents as
15 allowed by available valences.
The terms "cycloalkyl" or "carbocycle," as employed herein alone or as part of
another group, refere to a saturated or partially unsaturated (containing 1 or 2 double
bonds and/or 1 or 2 triple bonds) cyclic hydrocarbon groups containing 1 to 3 rings,
including monocyclicalkyl, bicyclicalkyl and tricyclicalkyl, containing a total of 3 to 20
20 carbons forming the rings, preferably 4 to 12 carbons forming the rings.
Examples include cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl,
cycloheptyl, cyclooctyl, cyclodecyl, cyclododecyl, cyclohexenyl, cyclopentenyl,
cyclohexenyl, cycloheptenyl, cyclooctenyl, cyclohexadienyl, cycloheptadienyl and the
like.
25 Also included within the definition of "cycloalkyl" are such rings fused to an
aryl, cycloheteroalkyl or heteroaryl ring and bridged multicyclic rings containing 5 to
20 carbons, preferably 6 to 12 carbons, and 1 or 2 bridges.
Further included within the definition of "cycloalkyl" are such groups having
one, two or three substituents selected from alkyl, substituted alkyl, halo, hydroxy,
30 amino, mono or dialkyl amino, alkoxycarbonyl, alkoxy, aryl, aryloxy, arylthio,
heteroaryl or heterocyclyl.

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The term "aryl," as employed herein alone or as part of another group, refers to
an unsaturated cyclic ring radical such as phenyl, indenyl, azulenyl, 1-naphthyl, 2-
naphthyl, anthracenyl and the like. Specifically included within the term is a C6-10aryl
ring selected from phenyl, 1-naphthyl, 2-naphthyl and the like.
5 The terms "heterocyclyl," "heterocycle" or "cycloheteroalkyl," whether used
alone or as part of a substituent group, mean a saturated or partially unsaturated cyclic
ring radical derived by the removal of one hydrogen atom from a single carbon atom of
the ring system and in which one or more ring carbon atoms are a heteroatom selected
from N, O, S, SO or SO2. Embodiments include monocyclic or bicyclic rings wherein
10 1, 2, 3 or 4 members of the ring are a nitrogen atom, or 0,1, 2 or 3 members of the ring
are nitrogen atoms and 1 member is an oxygen or sulfur atom.
Typical heterocyclyl radicals include, and are not limited to, dihydro-1H-
pyrrole (including 2-pyrrolinyl or 3-pyrrolinyl), pyrrolidinyl, 1,3-dioxolanyl,
2-imidazolinyl (also referred to as 4,5-dihydro-l//-imidazolyl), imidazolidinyl,
15 2-pyrazolinyl, pyrazolidinyl, tetrazolyl, pyran, tetrahydropyranyl,
tetrahydrothiopyranyl, piperidinyl, 1,4-dioxanyl, morpholinyl, 1,4-dithianyl,
thiomorpholinyl, piperazinyl, azetidinyl, azepanyl, hexahydro-l,4-diazepinyl,
hexahydro-l,4-oxazepanyl, tetrahydro-furyl, tetrahydro-thienyl, tetrahydro-pyranyl,
tetrahydro-pyridazinyl, l,3-benzodioxol-5-yl, 2,3-dihydro-l,4-benzodioxin-6-yl and the
20 like.
The term "heteroaryl," whether used alone or as part of a substituent group,
means an unsaturated cyclic ring radical derived by the removal of one hydrogen atom
from a single carbon atom of the ring system and in which one or more ring carbon
atoms are a heteroatom selected from N, O, S, SO or SO2.
25 Typical heteroaryl radicals include, and are not limited to, furyl, thienyl,
pyrrolyl, oxazolyl, thiazolyl, imidazolyl, pyrazolyl, isoxazolyl, isothiazolyl,
oxadiazolyl, triazolyl, tetrazolyl, thiadiazolyl, pyridinyl, pyridazinyl, pyrimidinyl,
pyrazinyl, indolizinyl, indolyl, isoindolyl, benzo[b]furyl, benzo[b]thienyl, indazolyl,
benzimidazolyl, benzoxazolyl, benzthiazolyl, purinyl, 4H-quinolizinyl, quinolinyl,
30 isoquinolinyl, cinnolinyl, phthalzinyl, quinazolinyl, quinoxalinyl, 1,8-naphthyridinyl,
pteridinyl and the like.

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The term "heteroaryl-alkyl," whether used alone or as part of a substituent
group, refers to an alkyl radical, as defined above, substituted with any number of
heteroaryl substituents as allowed by available valences. Typically, the alkyl group has
one heteroaryl substituent.
5 Compound Forms
The term "forms" and "forms thereof means that the compounds of the present
invention may exist in various salt, stereoisomer, crystalline, solvate, ester, prodrug or
active metabolite forms. The present invention encompasses all such compound forms,
including active compounds in the form of essentially pure enantiomers, racemic
10 mixtures and tautomers.
The compounds of the invention may be present in the form of pharmaceutically
acceptable salts. For use in medicines, the "pharmaceutically acceptable salts" of the
compounds of this invention refer to non-toxic acidic/anionic or basic/cationic salt
forms.
15 The compounds of Formula I can be prepared as salts, in particular
pharmaceutically acceptable salts.
If the compounds of Formula I have, for example, at least one basic center, they
can form acid addition salts. These are formed, for example, with strong inorganic
acids, such as mineral acids, for example sulfuric acid, phosphoric acid or a hydrohalic
20 acid, with strong organic carboxylic acids, such as alkanecarboxylic acids of 1 to 4
carbon atoms which are unsubstituted or substituted, for example, by halogen, for
example acetic acid, with saturated or unsaturated dicarboxylic acids, for example
oxalic, malonic, succinic, maleic, fumaric, phthalic or terephthalic acid, with
hydroxycarboxylic acids, for example ascorbic, glycolic, lactic, malic, tartaric or citric
25 acid, with amino acids, (for example aspartic or glutamic acid or lysine or arginine), or
benzoic acid, or with organic sulfonic acids, such as (C1-C4)-alkyl- or aryl-sulfonic
acids which are unsubstituted or substituted, for example by halogen, for example
methane- or p-toluene sulfonic acid.
Corresponding acid addition salts can also be formed if the compounds of
30 Formula I have an additional basic center. The compounds of Formula I having at least
one acid group (for example COOH) can also form salts with bases. Suitable salts with
bases are, for example, metal salts, such as alkali metal or alkaline earth metal salts, for

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example sodium, potassium or magnesium salts, or salts with ammonia or an organic
amine, such as morpholine, thiomorpholine, piperidine, pyrrolidine, a mono-, di- or tri-
lower alkylamine, for example ethyl-, tert-butyl-, diethyl-, diisopropyl-, triethyl-,
tributyl- or dimethyl-propylamine, or a mono-, di- or trihydroxy lower alkylamine, for
5 example mono-, di- or triethanolamine. Corresponding internal salts may furthermore
be formed. Salts which are unsuitable for pharmaceutical uses but which can be
employed, for example, for the isolation or purification of free compounds I or their
pharmaceutically acceptable salts, are also included.
Preferred salts of the compounds of Formula I include monohydrochloride,
10 hydrogensulfate, methanesulfonate, phosphate or nitrate.
During any of the processes for preparation of the compounds of the present
invention, it may be necessary and/or desirable to protect sensitive or reactive groups
on any of the molecules concerned: This may be achieved by means of conventional
protecting groups, such as those described in Protective Groups in Organic Chemistry.
15 ed. J.F.W. McOmie, Plenum Press, 1973; and T.W. Greene & P.G.M. Wuts, Protective
Groups in Organic Synthesis. 3rd Edition, John Wiley & Sons, 1999. The protecting
groups may be removed at a convenient subsequent stage using methods known in the
art.
All stereoisomers of the compounds of the instant invention are contemplated,
20 either in admixture or in pure or substantially pure form. The compounds of the present,
invention can have asymmetric centers at any of the carbon atoms including any one of
the R substituents. Consequently, compounds of Formula I can exist in enantiomeric or
diastereomeric forms or in mixtures thereof. The processes for preparation can utilize
racemates, enantiomers or diastereomers as starting materials. When enantiomeric or
25 diastereomeric products are prepared, they can be separated by conventional methods
for example, chromatographic or fractional crystallization.
Furthermore, compounds of the invention may have one or more polymorph or
amorphous crystalline forms. Said forms are included in the scope of the invention. In
addition, some of the compounds may form solvates with water (i.e., hydrates) or
30 common organic solvents. Said solvates are encompassed within the scope of this
invention.

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Therapeutic Use
The present invention includes a method for inhibiting Factor Xa activity with
one or more compounds of formula (I).
The compounds of the present invention are inhibitors of the activated
5 coagulation serine protease known as Factor Xa and thus are useful to maintain the
fluidity of blood. Additionally, the compounds of the present invention are useful for
the treatment or prophylaxis of Factor Xa associated disorders.
As used herein, the term "Factor Xa disease, disorder or condition" refers to any
disease, disorder or condition that may be prevented, partially alleviated or cured by the
10 administration of a Factor Xa inhibitor.
An example or the present invention is a method for use of one or more
compounds of formula (I) as a therapeutic agent for treating, preventing or ameliorating
a Factor Xa associated disease, disorder or condition in a subject in need thereof
comprising administering to the subject an effective amount of one or more compounds
15 of formula (I) or a pharmaceutical composition thereof.
Another example or the present invention includes the use of a compound of
formula (I) for the manufacture of a medicament for treating any of the diseases,
disorders or conditions in any of the methods disclosed herein.
Accordingly, the present invention is directed to a method for treating,
20 preventing or ameliorating a Factor Xa associated disease, disorder or condition in a
subject in need thereof comprising administering to the subject an effective amount of
one or more compounds of formula (I) or a pharmaceutical composition thereof.
The method includes administering to the subject an effective amount of a
compound of formula (I) or composition thereof in the form of a medicament.
25 Consequently, the invention encompasses the use of the compound of formula (I) as a
medicament.
The term "treating, preventing or ameliorating" includes, and is not limited to,
facilitating the eradication of, inhibiting the progression of or promoting stasis of a
Factor Xa associated disorder.
30 The term "administering," with respect to the methods of the present invention,
refers to a means for treating, ameliorating or preventing a disease, disorder or

WO 2006/047415 PCT/US2005/038182
20
condition as described herein with a compound specifically disclosed or a compound or
prodrug thereof, which would obviously be included within the scope of the invention
albeit not specifically disclosed for certain of the instant compounds.
Such methods include prophylactically or therapeutically administering an
5 effective amount of one or more compounds of formula (I) or a composition or
medicament thereof at different times during the course of a therapy or concurrently in
a combination form. Prophylactic administration can occur prior to the manifestation
of symptoms characteristic of a disease or disorder such that the disease or disorder is
prevented or, alternatively, delayed in its progression. The instant invention is
10 therefore to be understood as embracing all such regimes of simultaneous or alternating
treatment and the term "administering" is to be interpreted accordingly.
The term "prodrug" refers to a metabolic precursor of a compound of formula
(I) or pharmaceutically acceptable form thereof. In general, a prodrug is a functional
derivative of a compound which may be inactive when administered to a subject but is
15 readily convertible in vivo into an active metabolite compound.
The term "active metabolite" refers to a metabolic product of a compound that
is pharmaceutically acceptable and effective. Conventional procedures for the selection
and preparation of suitable prodrug derivatives are described, for example, in "Design
of Prodrugs", ed. H. Bundgaard, Elsevier, 1985.
20 The term "subject" as used herein, refers to a patient, such as an animal,
preferably a mammal, most preferably a human, who has been the object of treatment,
observation or experiment and is at risk of (or susceptible to) developing a Factor Xa
associated disease, disorder or condition or having a Factor Xa associated disease,
disorder or condition.
25 The term "effective amount" refers to that amount of active compound or
pharmaceutical agent that elicits the biological or medicinal response (such as
inhibiting Factor Xa activity) in a tissue system, animal or human, that is being sought
by a researcher, veterinarian, medical doctor, or other clinician, which includes treating,
preventing or ameliorating the symptoms of the disease, disorder or condition being
30 treated.
The effective amount of a compound of formula (I) exemplified in such a
method is from about 0.001 mg/kg/day to about 300 mg/kg/day or has an IC50 (50%

WO 2006/047415 PCT/US2005/038182
21
inhibition concentration) against Factor Xa activity in a range of about 25 μM or less,
of about 10 μM or less, of about 1μM or less, of about 0.5 μM or less, of about 0.25
μM or less or of about 0.1 μM or less.
The term "composition" refers to a product containing a compound of the
5 present invention (such as a product comprising the specified ingredients in the
specified amounts, as well as any product which results, directly or indirectly, from
such combinations of the specified ingredients in the specified amounts).
The term "medicament" refers to a product for use in treating, preventing or
ameliorating a Factor Xa associated disease, disorder or condition.
10 The term "pharmaceutically acceptable" refers to molecular entities and
compositions that are of sufficient purity and quality for use in the formulation of a
composition or medicament of the present invention and that, when appropriately
administered to an animal or a human, do not produce an adverse, allergic or other
untoward reaction. Since both human use (clinical and over-the-counter) and
15 veterinary use are equally included within the scope of the present invention, a
pharmaceutically acceptable formulation would include a composition or medicament
for either human or veterinary use.
The methods of the present invention further include administering to the
subject an effective amount of a combination product comprising one or more
20 compounds of formula (I) or a composition or medicament thereof and at least one
other therapeutic agent at different times during the course of a therapy or concurrently
as a combination product.
Such a combination product may advantageously facilitate administering to the
subject an amount of an agent or a compound of formula (I) that is either or both
25 reduced relative to the amount which would be given in the absence of the other.
Therefore, it is contemplated that the compounds of this invention can be
administered to the subject before, during or after the time a particular therapeutic agent
is administered
Thus, the compounds of the present invention are useful in the treatment or
30 prevention of various Factor Xa associated disorders including: thrombotic or
thromboembolic conditions; acute coronary syndromes (such as coronary artery

WO 2006/047415 PCT/US2005/038182
22
disease, myocardial infarction (MI), unstable angina and non-Q Wave MI);
thromboembolic stroke (such as that resulting from atrial fibrillation or from ventricular
mural thrombus (low ejection fraction)); venous thrombosis (including deep vein
thrombosis); arterial thrombosis; cerebral thrombosis; pulmonary embolism; cerebral
5 embolism; peripheral occlusive arterial disease (e.g., peripheral arterial disease,
intermittent claudication, critical leg ischemia, prevention of amputation, prevention of
cardiovascular morbidity such as MI, stroke or death); thromboembolic consequences
of surgery, interventional cardiology or immobility; thromboembolic consequences of
medication (such as oral contraceptives, hormone replacement and heparin); thrombotic
10 consequences of atherosclerotic vascular disease and atherosclerotic plaque rupture
leading to tissue ischemia; prevention of atherosclerotic plaque formation; transplant
atherosclerosis; thromboembolic complications of pregnancy including fetal loss;
thromboembolic consequences of thrombophilia (e.g., Factor V Leiden, and
homocystinenimia); prothrombotic consequences and/or complications of cancer;
15 prevention of thrombosis on artificial surfaces (such as stents, blood oxygenators,
shunts, vascular access ports, vascular grafts, artificial valves, etc.); coagulopathies
(e.g., disseminated intravascular coagulation (DIC)); coagulation syndromes; vascular
remodeling atherosclerosis, restenosis and systemic infection; prevention of metastasis
and tumor implantation; diabetic complications including retinopathy, nephropathy and
20 neuropathy; inflammation; ischemia (such as that resulting from vascular occlusion,
cerebral infarction, stroke and related cerebral vascular diseases); Kasabach-Merritt
syndrome; atrial fibrillation; ventricular enlargement (including dilated cardiac
myopathy and heart failure); restenosis (e.g., following arterial injury-induced either
endogenously or exogenously).
25 The compounds of the present invention may additionally be useful as
diagnostic agents and adjuncts. For example, the present compounds may be useful in
maintaining whole and fractionated blood in the fluid phase such as required for
analytical and biological testing. In addition, the compounds of the present invention
may be useful for maintaining blood vessel patency in conjunction with vascular
30 surgery including bypass grafting, arterial reconstruction, atherectomy, vascular graft
and stent patency, organ, tissue and cell implantation and transplantation. In addition,
the compounds of the present invention may be useful for maintaining blood vessel
patency in conjunction with interventional cardiology or vascular surgery including

WO 2006/047415 PCT7US2005/038182
23
bypass grafting, arterial reconstruction, atherectomy, vascular graft and stent patency,
organ, tissue and cell implantation and transplantation.
The compounds of the present invention may be used in combination with each
other, or with other Factor Xa inhibitors. Additionally, the present compounds may be
5 used in combination with one or more of various other therapeutic agents, including:
anti-arrhythmic agents; anti-hypertensive agents; anti-platelet agents, anti-thrombotic
and/or anti-thrombolytic agents; calcium channel blockers (L-type and T-type); cardiac
glycosides; diuretics, mineralocorticoid receptor antagonists; phosphodiesterase
inhibitors; cholesterol/lipid lowering agents and lipid profile therapies; anti-diabetic
10 agents; anti-depressants; anti-inflammatory agents (steroidal and non-steroidal); anti-
osteoporosis agents; hormone replacement therapies; oral contraceptives; anti-
coagulants; anti-obesity agents; anti-anxiety agents; anti-proliferative agents; anti-
tumor agents; anti-ulcer and gastroesophageal reflux disease agents; growth hormone
and/or growth hormone secretagogues; thyroid mimetics (including thyroid receptor
15 antagonist); anti-infective agents; anti-viral agents; anti-bacterial agents; and anti-
fungal agents.
Examples of suitable anti-arrhythmic agents for use in combination with the
present compounds include: Class I agents (such as propafenone); Class II agents (such
as carvadiol and propranolol); Class HI agents (such as sotalol, dofetilide, amiodarone,
20 azimilide and ibutilide); Class IV agents (such as ditiazem and verapamil); K+ channel
openers such as IAch inhibitors, and IKur inhibitors,
Examples of suitable anti-hypertensive agents for use in combination with the
compounds of the present invention include: alpha adrenergic blockers; beta adrenergic
blockers; calcium channel blockers (e.g. diltiazem, verapamil, nifedipine, amlodipine
25 and mybefradil); diuretics (e.g., chlorothiazide, hydrochlorothiazide, flumethiazide,
hydroflumethiazide, bendroflumethiazide, methylchlorothiazide, trichloromethiazide,
polythiazide, benzthiazide, ethacrynic acid tricrynafen, chlorthalidone, furosemide,
musolimine, bumetanide, triamtrenene, amiloride, spironolactone); renin inhibitors;
ACE inhibitors (e.g., captopril, zofenopril, fosinopril, enalapril, ceranopril, cilazopril,
30 delapril, pentopril, quinapril, ramipril, lisinopril); AT-1 receptor antagonists (e.g.,
losartan, irbesartan, valsartan); ET receptor antagonists (e.g., sitaxsentan, atrsentan and
compounds disclosed in U.S. Pat. Nos. 5,612,359 and 6,043,265); Dual ET/AII

WO 2006/047415 PCT/US2005/038182
24
antagonist (e.g., compounds disclosed in WO 00/01389); neutral endopeptidase (NEP)
inhibitors; vasopepsidase inhibitors (dual NEP-ACE inhibitors) (e.g., omapatrilat and
gemopatrilat); and nitrates.
Examples of suitable anti-platelet agents for use in combination with the
5 compounds of the present invention include: GPIIb/IIIa blockers (e.g., abciximab,
roxifiban, eptifibatide, tirofiban); P2Y12 antagonists (e.g., clopidogrel, ticlopidine, CS-
747); thromboxane receptor antagonists (e.g., ifetroban); aspirin; and PDE-III inhibitors
(e.g., dipyridamole) with or without aspirin.
Examples of suitable anti-thrombotic and/or anti-thrombolytic agents for use in
10 combination with the compounds of the present invention include: tissue plasminogen
activator (natural or recombinant), tenecteplase (TNK), and lanoteplase (nPA); Factor
VIIa inhibitors; Factor Xa inhibitors; thrombin inhibitors (such as hirudin and
argatroban); PAI-1 inhibitors (i.e., inactivators of tissue plasminogen activator
inhibitors); alpha2-antiplasmin inhibitors; streptokinase, urokinase and prourokinase;
15 and anisoylated plasminogen streptokinase activator complex.
Examples of suitable calcium channel blockers (L-type or T-type) for use in
combination with the compounds of the present invention include diltiazem, verapamil,
nifedipine, amlodipine and mybefradil.
Examples of suitable cardiac glycosides for use in combination with the
20 compounds of the present invention include digitalis and ouabain.
Examples of suitable diuretics for use in combination with the compounds of
the present invention include: chlorothiazide, hydrochlorothiazide, flumethiazide,
hydroflumethiazide, bendroflumethiazide, methylchlorothiazide, trichloromethiazide,
polythiazide, benzthiazide, ethacrynic acid tricrynafen, chlorthalidone, furosemide,
25 musolimine, bumetanide, triamtrenene, amiloride, and spironolactone.
Examples of suitable mineralocorticoid receptor antagonists for use in
combination with the compounds of the present invention include spironolactone and
eplirinone.
Examples of suitable phosphodiesterase inhibitors for use in combination with
30 the compounds of the present invention include: PDE III inhibitors (such as cilostazol)
and PDE V inhibitors (such as sildenafil).

WO 2006/047415 PCT/US2005/038182
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Examples of suitable cholesterol/lipid lowering agents and lipid profile
therapies for use in combination with the compounds of the present invention include:
HMG-CoA reductase inhibitors (e.g., pravastatin lovastatin, atorvastatin, simvastatin,
NK-104 (a.k.a. itavastatin, or nisvastatin or nisbastatin) and ZD-4522 (a.k.a.
5 rosuvastatin, or atavastatin or visastatin)); squalene synthetase inhibitors; fibrates; bile
acid sequestrants (such as questran); ACAT inhibitors; MTP inhibitors; lipooxygenase
inhibitors; cholesterol absorption inhibitors; and cholesterol ester transfer protein
inhibitors (e.g., CP-529414).
Examples of suitable anti-diabetic agents for use in combination with the
10 compounds of the present invention include: biguanides (e.g. metformin); glucosidase
inhibitors (e.g. acarbose); insulins (including insulin secretagogues or insulin
sensitizers); meglitinides (e.g. repaglinide); sulfonylureas (e.g., glimepiride, glyburide
and glipizide); biguanide/glyburide combinations (e.g., Glucovance),
thiozolidinediones (e.g. troglitazone, rosiglitazone and pioglitazone), PPAR-alpha
15 agonists, PPAR-gamma agonists, PPAR alpha/gamma dual agonists, SGLT2 inhibitors,
inhibitors of fatty acid binding protein (aP2) such as those disclosed in U.S. Ser. No.
09/519,079 filed Mar. 6, 2000 (attorney docket LA27), glucagon-like peptide-1 (GLP-
1), and dipeptidyl peptidase IV (DP4) inhibitors.
Examples of suitable anti-depressant agents for use in combination with the
20 compounds of the present invention include nefazodone and sertraline.
Examples of suitable anti-inflammatory agents for use in combination with the
compounds of the present invention include: prednisone; dexamethasone; enbrel;
protein tyrosine kinase (PTK) inhibitors; cyclooxygenase inhibitors (including
NSAIDs, and COX-1 and/or COX-2 inhibitors); aspirin; indomethacin; ibuprofen;
25 prioxicam; naproxen; celecoxib; and/or rofecoxib.
Examples of suitable anti-osteoporosis agents for use in combination with the
compounds of the present invention include alendrbnate and raloxifene.
Examples of suitable hormone replacement therapies for use in combination
with the compounds of the present invention include estrogen (e.g., conjugated
30 estrogens) and estradiol.

WO 2006/047415 PCT/US2005/038182
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Examples of suitable anti-coagulants for use in combination with the
compounds of the present invention include heparins (e.g., unfractionated and low
molecular weight heparins such as enoxaparin and dalteparin).
Examples of suitable anti-anxiety agents for use in combination with the
5 compounds of the present invention include diazepam, lorazepam, buspirone, and
hydroxyzine pamoate.
Examples of suitable anti-proliferative agents for use in combination with the
compounds of the present invention include cyclosporin A, paclitaxel, FK 506, and
adriamycin.
10 Examples of suitable anti-tumor agents for use in combination with the
compounds of the present invention include paclitaxel, adriamycin, epithilones,
cisplatin, and carboplatin.
Examples of suitable anti-ulcer and gastroesophageal reflux disease agents for
use in combination with the compounds of the present invention include famotidine,
15 ranitidine, and omeprazole.
The various other therapeutic agents described above may be employed in the
same dosage form with the compound of Formula I or in different dosage forms, in
dosages and regimens as generally known in the art or in the PDR.
The compounds of the present invention may act in a synergistic fashion with
20 one or more of the above agents to prevent re-occlusion following a successful
thrombolytic therapy and/or reduce the time to reperfusion. The compounds of the
present invention may also allow for reduced doses of the thrombolytic agent to be used
and therefore minimize potential hemorrhagic side effects.
The compounds of the present invention may also inhibit other serine proteases,
25 for example, thrombin, Factor VIIa, urokinase-type plasminogen activator (urokinase),
tryptase and/or trypsin. As a result, these compounds may additionally be useful as
angiogenesis inhibitors in the treatment of cancer, as anti-inflammatory agents
particularly in the treatment of chronic asthma and in the treatment or prevention of
allergic rhinitis, rheumatoid arthritis, inflammatory bowel disease, psoriasis, and
30 conjunctivitis and in the treatment or prevention of pancreatitis.

WO 2006/047415 PCT/US2005/038182
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Pharmaceutical Compositions
An example of the present invention includes a pharmaceutical composition
comprising an admixture of one or more compounds of formula (I) and/or one or more
pharmaceutically acceptable forms thereof and one or more pharmaceutically
5 acceptable excipients.
The pharmaceutically acceptable forms for a compound of formula (I) include a
pharmaceutically acceptable salt, ester, prodrug or active metabolite of a compound of
formula (I).
Pharmaceutical compositions according to the invention may, alternatively or in
10 addition to a compound of formula I, comprise as an active ingredient a
pharmaceutically acceptable salt of a compound of formula I or a prodrug or
pharmaceutically active metabolite of such a compound or salt.
The present invention further includes the use of a process for making the
composition or medicament comprising mixing one or more of the instant compounds
15 and an optional pharmaceutically acceptable carrier; and, includes those compositions
or medicaments resulting from such a process. Contemplated processes include both
conventional and unconventional pharmaceutical techniques.
The composition or medicament may take a wide variety of forms to effectuate
mode of administration, including, but not limited to, intravenous (both bolus and
20 infusion), oral, nasal, transdermal, topical with or without occlusion, and injection
intraperitoneally, subcutaneously, intramuscularly, intratumorally or parenterally. The
composition or medicament may be in a dosage unit such as a tablet, pill, capsule,
powder, granule, sterile parenteral solution or suspension, metered aerosol or liquid
spray, drop, ampoule, auto-injector device or suppository; for administration orally,
25 parenterally, intranasally, sublingually or rectally or by inhalation or insufflation.
Compositions or medicaments suitable for oral administration include solid
forms such as pills, tablets, caplets, capsules (each including immediate release, timed
release and sustained release formulations), granules and powders; and, liquid forms
such as solutions, syrups, elixirs, emulsions and suspensions. Forms useful for
30 parenteral administration include sterile solutions, emulsions and suspensions.
Furthermore, compositions or medicaments can be administered in intranasal form via

WO 2006/047415 PCT/US2005/038182
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topical use of suitable intranasal vehicles, or via transdermal routes, using, e.g., those
forms of transdermal skin patches well known to those of ordinary skill in that art.
Advantageously, a compound of formula (I) may be administered in a single daily
dose, or the total daily dosage may be administered in divided doses of two, three or four
5 times daily. Alternatively, the composition or medicament may be presented in a form
suitable for once-weekly or once-monthly administration; for example, an insoluble salt
of the active compound, such as the decanoate salt, may be adapted to provide a depot
preparation for intramuscular injection.
The dosage form (tablet, capsule, powder, injection, suppository, teaspoonful
10 and the like) containing the composition or medicament contains an effective amount of
the active ingredient necessary to be therapeutically or prophylactically effective as
described above.
The compounds of the invention or a composition or medicament thereof can be
administered orally or parenterally (such as subcutaneously or intravenously), as well
15 as by nasal application, rectally or sublingually to various mammalian species known to
be subject to such maladies, e.g., humans, cats, dogs and the like in an effective amount
within the dosage range of about 0.1 to about 100 mg/kg, preferably about 0.2 to about
50 mg/kg and more preferably about 0.5 to about 25 mg/kg (or from about 1 to about
2500 mg, preferably from about 5 to about 2000 mg) on a regimen in single or 2 to 4
20 divided daily doses.
The active substance can be utilized in a composition such as tablet, capsule,
solution or suspension or in other type carrier materials such as transdermal devices,
iontophoretic devices, rectal suppositories, inhalant devices and the like. The
composition or carrier will contain about 5 to about 500 mg per unit of dosage of a
25 compound or mixture of compounds. They may be compounded in conventional
matter with a physiologically acceptable vehicle or carrier, excipient, binder,
preservative, stabilizer, flavorant, etc., as called for by accepted pharmaceutical
practice.
For oral administration, the composition or medicament is preferably in.the
30 form of a tablet or capsule containing, e.g., 0.01,0.05,0.1,0.5, 1.0,2.5, 5.0,10.0, 15.0,
25.0, 50.0, 100,150, 200,250 and 500 milligrams of the active ingredient for the
symptomatic adjustment of the dosage to the subject to be treated.

WO 2006/047415 PCT/US2005/038182
29
Optimal dosages will vary depending on factors associated with the particular
subject being treated (e.g., age, weight, diet and time of administration), the severity of
the condition being treated, the compound being employed, the mode of administration
and the strength of the preparation. The use of either daily administration or post-
5 periodic dosing may be employed.
General Synthetic Methods
Schemes I to III outline the synthetic steps to produce compounds of Formula I.
The schemes illustrate but are not limited to the preparation of the compounds of
Examples 1-95.
10 Scheme I

The 2,3-difluoroacetophene compound 1 was first protected with 1,2-
dihydroxyethane in the presence of an acid, such as pyridinium p-toluenesulfonate
(PPTS) and a suitable solvent, such as toluene, to give the compound 2. The compound
15 2 was then lithiated with a base, such as n-butyllithium in the presence of an additive,
such as 2,2,6,6- tetramethylpiperidine in a solvent such as tetrahydrofuran (THF) at -78
°C and then bromine was added to convert to the brominated compound 3.

The protecting group was then removed under acidic conditions, such as by
20 adding HC1, in a suitable solvent, such as THF to produce the compound 4.

WO 2006/047415 PCT/US2005/038182
30

Treatment of 4 with hydrazine 5 catalyzed by an acid, such as p-toluenesulfonic
acid, in a solvent, such as ethanol to give compound 6 which was then cyclized to 7 in a
5 basic condition, such as potassium carbonate, and a solvent, such as
dimethylformamide (DMF).

Conversion 7 to the boronate 8 was accomplished by the treatment with
bis(pinacolato)diboron in the present of potassium acetate in dioxane.
10 Scheme II

4-bromo-2-fluorobenzene 9 was treated with a methylating agent, such as
methyl magnesium bromide, in a suitable solvent, such as tetrahydrofuran (THF) to
produce the alcohol 10, which in turn oxidized to the ketone 11 in the present of
15 oxidizing reagent, such as pyridinium dichromate, and a solvent, such as methylene
chloride.

WO 2006/047415 PCT/US2005/038182
31

Treatment of 11 with the hydrazine 5 catalyzed by an acid, such as p-
toluenesulfonic acid, in a solvent, such as ethanol to give the compound 12 which was
5 then cyclized to 13 in basic conditions, such as potassium carbonate, and a solvent,
such as dimethylformamide.

Conversion 13 to the boronate 14 was accomplished by the treatment with
bis(pinacolato)diboron in the present of potassium acetate in dioxane.
10 SCHEME III

WO 2006/047415 PCT/US2005/038182
32

The compound 15 (wherein X = CH, COMe or CF) was treated with the
substituted aryl boronates 16 in the present of a catalyst, such as tetrakis
(triphenylphosphine)palladium(O), a base, such as sodium carbonate in a suitable
5 solvent or solvent system, such as toluene and ethanol to afford the indazole 17.
Alternatively, the boronate 14 was treated with substituted aryl halides 22 in a
suitable catalytic system and solvent system, such as tetrakis(triphenylphosphine)
palladium(O) in the presence of sodium carbonate in ethanol and toluene, or
tetrakis(triphenylphosphine) palladium(O) in the presence cesium carbonate in
10 dimethylformamide, or dichloro[l,1'-bis(diphenylphosphino)ferrocene]palladium(II) in
the presence of potassium carbonate in dimethylformamide to yield the indazole 17.
The indazole 17 (wherein Z is hydrogen) could be treated with acetone oxime,
in the presence of a base, such as potassium t-butoxide in a suitable solvent, such as
THF and then treated with an acid, such hydrochloric acid in a suitable solvent, such as
15 tetrahydrofuran to afford the aminobenzoisoxazole 18.
The indazole 17 (wherein Z is hydrogen) could be treated with a catalyst, such
as Raney nickel, in the presence of a base, such as ammonium hydroxide in a suitable
solvent, such as ethanol under a hydrogen atmosphere to yield the amine 19.
Alternatively, the indazole 17 could be treated with an acid, such as sulfuric
20 acid to produce the amide 20.

WO 2006/047415 PCT/US2005/038182
33
Furthermore, the indazole 17 could be treated with an acid, such as hydrogen
chloride in a suitable solvent, such as ethanol and then treated with an ammonia source,
such as ammonium carbonate in a suitable solvent, such as ethanol to afford the
amidine 21.
5 Specific Synthetic Methods
The following working Examples represent preferred embodiments of the
present invention.
Example 1
1 - {4-[ 1 -(3-Amino-benzo[a]isoxazol-5-.yl)-7-fluoro-3-methyl- 1H-
10 indazol-6-yl]-3-fluoro-phenyl}-lH-pyridin-2-one

1. Synthesis of 2-Fluoro-5-hydrazino-benzonitrile: To a 200ml round
bottom flask with magnetic stirrer, 5-amino-2-fluorobenzonitrile (5.50g, 40mmoles),
concentrated HC1 (30ml), and water (30ml) were added. The mixture was cooled to 0
15 degree Celsius. NaNO2 (4.80g, 70mmoles) in H2O (20ml) was added drop wise
keeping the temperature below 5 degree Celsius. The mixture was stirred for 30
minutes at 0 degree Celsius. To a solution of SnCl2x2H2O (22.5g, l00mmoles) in H2O
(40ml) and HC1 (10ml) stirring in a 500 ml Erlenmeyer, the resulting diazonium salt
was added at 0 degree Celsius. The reaction mixture was stirred at 0 degree Celsius for
20 2 hours. The solid was filtered and washed with water (50ml). The resulting aqueous
was basified to pH 8, and extracted with CH2CI2 (3X200ml). The combined organic
was washed with Brine, dried over Na2SO4, and filtered. The solvent was removed
under vacuum to afford an orange solid. The solid was purified via column
chromatography with Hexanes/EtOAc (1/1) as eluent to give a yellow solid (1.80g,
25 38% yield). 1H-NMR(400 MHZ, CDCl3): δ 3.64 (br s, 2H), 5.31 (br s, 1H), 7.02-7.06
(m, 2H), 7.01 (dd, J= 5.14Hz, 2.57Hz, 1H).

WO 2006/047415 PCT/US2005/038182
34
2. Synthesis of l-(4-Bromo-3-fluoro-phenyl)-lH-pyridin-2-one: To a 15ml
round bottom flask equipped with magnetic stirrer and argon inlet, 2-hydroxy-pyridine
(l00mg, lmmole), 4-bromo-3-fluoro-iodobenzene (430mg, 1.47 mmole), Cul(31mg,
0.016mmole), Cs2CO3 (0.653mg, 2mmoles) were added. The reaction flask was purged
5 with argon for 15minutes. MF (2ml) was added. The reaction mixture was then heated
to 125 degree Celsius for 18 hours. The reaction was partitioned with EtOAc (20ml),
and filtered through Celite. The solvent was then removed under vacuum to give a
semi solid. The desired product (l00mg, 37% yield) was isolated via column
chromatography with Hexanes/EtOAc (7/3) as eluent. 'H-NMR (400 MHZ, CDC13): δ
10 6.28 (dt, J=6.94Hz, 1.22Hz, 1H), 6.68-6.70 (m, 1H), 7.09-7.12 (m, 1H), 7.22-7.31 (m,
2H), 7.40-7.43 (m, 1H), 7.70 (dd, J= 8.36Hz, 7.34Hz, 1H).
3. Synthesis of 2-(2,3-Difluoro-phenyl)-2-methyl-[1,3]dioxolane: To a
300ml round bottom flask equipped with stir bar, Dean-Stark trap, and argon inlet,
l(2,3-difluorophenyl)ethanone (lO.OOg, 64mmoles), benzene (100ml), ethylene glycol
15 (10ml), and p-toluenesulfonic acid (2.00g, 10.5mmoles)were added, respectively. The
mixture was heated to reflux for 24 hours. Benzene was then removed under vacuum.
The resulting oil was dissolved in EtOAc (500ml), and washed with NaHCO3 then
Brine. The organic layer was dried over Na2SO4, filtered and stripped to afford 12.20g
of oil (95% yield). 1H-NMR (400 MHz, CDC13): δ 3.82-3.92 (m, 2H), 4.06-4.16(m,
20 2H), 7.01-7.08(m, 1H), 7.09-7.17(m, 1H), 7.24-7.30(m, 1H).
4. Synthesis of l-(2,3-Difluoro-4-iodo-phenyI)ethanone: To a 3-neck round
bottom flask equipped with magnetic stirrer, addition funnel and argon inlet, 2.5M n-
BuLi (20ml, 50mmoles) and THF (60ml) were added. The mixture was cooled to -78
degree Celsius. 2,2,6,6-tetramethylpiperidine (7.13g, 50mmoles) in THF (20ml) was
25 added drop wise. The reaction was stirred for half hour. 27(2,3-Difluoro-phenyl)-2-
methyl-[l,3]dioxolane (l0.00g, 50mmoles) in THF (20ml) was added drop wise to the
reaction mixture with slight exotherm to -70 degree Celsius. The reaction was stirred
for one hour at -78 degree Celsius. Iodine (30.00g/l18mmoles) in THF (30ml) was
added drop wise at -78 degree Celsius. The reaction was allowed to warm to room
30 temperature. Saturated Na2SO3 (50ml) was added. The reaction mixture was extracted
with EtOAc (3X100ml). The combine organic was washed with Brine, dried over
Na2SO4, and filtered. The resulting EtOAc was removed under vacuum to afford 14.8g

WO 2006/047415 PCT/US2005/038182
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of oil. The oil was dissolved in THF (20ml) and 3M HC1 (40ml). The mixture was
heated to 50 degree Celsius for 3 hours, and stirred at room temperature overnight. The
organic layer was separated. The aqueous was extracted with CH2C12 (3X100ml). The
combine organic was washed with Brine, dried over Na2SO4, and filtered. The CH2CI2
5 was removed under vacuum to afford a sticky solid! The sticky solid was washed with
Hexanes (3X50ml) to afford yellow solid (9.04g, 64% yield). 1H-NMR(400 MHz,
CDCl3): δ 2.65 (d, J= 4.93Hz, 3H), 7.38-7.45(m, 1H), 7.57-7.63 (m, 1H).
5. Synthesis of 2-Fluoro-5-(7-fluoro-6-iodo-3-methyl-indazol-l-yl)-
benzonitrile: To a 100ml round bottom flask equipped with magnetic stirrer, condenser,
10 and argon inlet, l-(2,3-Difluoro-4-iodo-phenyl)ethanone (600mg, 2.1mmoles), 2-
Fluoro-5-hydrazino-benzonitrile (320mg, 2.1mmoles), p-toluenesulfonic acid (20mg,
0. lmmole) and EtOH (20ml) were added. The solution was heated to reflux for 3
hours. EtOH was removed under vacuum to afford a solid. The solid was triturated
with Hexanes/Et2O (95/5). The resulting solid was filtered to give a yellow solid
15 (830mg, 2mmoles). The solid was then treated with K2CO3 (2.78g, 2mmoles) and MF
(3ml). The reaction was heated to 100 degree Celsius for 2 hours. The reaction was
partitioned with EtOAc (150ml) and H2O (30ml). The organic layer was separated,
washed with Brine, dried over Na2SO4, and filtered . The solvent was then removed
under vacuum to afford a solid. The solid was further purified via column
20 chromatography with Hexanes/EtOAc (8/2) as eluent to give a yellow solid (320mg,
38% yield). 1H-NMR (400 MHz, CDC13): δ 2.62 (s, 3H), 7.30-7.42 (m, 3H), 7.80-7.91
(m, 2H).
6. Synthesis of 2-Fluoro-5-(7-fluoro-3-methyl-6-(4,4,5,5-tetramethyl-
[l,3,2]dioxaborolan-2-yl)-indazol-l-yl]-benzonitrile: To a 50ml round bottom flask
25 equipped with magnetic stirrer, condenser, and argon inlet, 2-Fluoro-5-(7-fluoro-6-
iodo-3-methyl-indazol-l-yl)-benzonitrile (200mg, 0.5mmoles), bis(pinacolato)diboron
(190mg, 0.75mmole), dichloro[l,1']-bis(diphenylphosphino)ferrocene]palladium (II)
dichloromethane adduct (41mg, 0.05mmole), and KOAc (147mg, 1.5mmoles) were
added. The round bottom flask was purged with argon for 15 minutes. Anhydrous
30 dioxane (15ml) was added. The reaction mixture was heated to 120 degree Celsius for
24 hours. The reaction was allowed to cool to room temperature. The solid was filtered
and washed with anhydrous methanol. The organic solvent was removed under

WO 2006/047415 PCT/US2005/038182
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vacuum to give a dark solid. The desired product (l80mg, 90% yield) was isolated via
column chromatography with Hexanes/EtOAc (8/2) as eluent. 'H-NMR (400 MHz,
CDCl3/CD3OD): δ 1.50 (s, 12H), 2.74 (s, 3H), 7.23-8.08 (m, 5H).
7. Synthesis of 2-Fluoro-5- {7-fluoro-6-[2-fluoro-4-(2-oxo-2H-pyridin-1 -
5 yl)-phenyl]-3-methyl-indazol-1 -yl} -benzonitrile: To a 5ml round bottom flask
equipped with magnetic stirrer, condenser, and argon inlet, l-(4-Bromo-3-fluoro-
phenyl)-lH-pyridin-2-one (17mg, 0.06mmole), 2-Fluoro-5-(7-fluoro-3-methyl-6-
(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-indazol-1-yl]-benzonitrile (25mg,
0.063mmole), dichloro[ 1,1' ]-bis(diphenylphosphino)ferrocene]palladium (II)
10 dichloromethane adduct (5.4mg, 0.0066mmole), K2CO3 (35mg, 0.25mmole) were
added. The reaction mixture was purged with argon for 10 minutes. MF (2ml) was
added. The reaction was heated to 100 degree Celsius for 16 hours. The reaction was
partitioned with EtOAc (15ml), and filtered through Celite. The solvent was then
removed under vacuum to give a semi solid. The desired product (4.2mg) was isolated
15 via column chromatography with Hexanes/EtOAc (3/7) as eluent. 1H-NMR (400 MHz,
CDCl3): δ 2.68 (s, 3H), 6.32-6.41 (m, 1H), 6.61-6.67 (m, 1H), 7.03-7.22 (m, 5H), 7.28-
7.40 9m, 3H), 7.50-7.56 (m, 2H).
8. Synthesis of l-{4-[l-(3-Amino-benzo[a]isoxazol-5-yl)-7-fluoro-3-
methyl-lH-indazol-6-yl]-3-fluoro-phenyl}-lH-pyridin-2-one (TDP-677561-0-1): To a
20 5ml round bottom flask equipped with magnetic stirred, and argon inlet, oxime acetone
(1mg, 0.013mmole), and anhydrous THF (lml) were added. KO-t-Bu (1.7mg,
0.013mmole) was then added to the reaction mixture, and stirred at room temperature
for 10 minutes. 2-Fluoro-5-{7-fluoro-6-[2-fluoro-4-(2-oxo-2H-pyridin-l-yl)-phenyl]-3-
methyl-indazol-1-yl}-benzonitrile (4.2mg, O.Olmmole) in anhydrous THF (0.5ml) was
25 added to the reaction mixture, and heated to 50 degree Celsius for 2 hours. The
reaction was cooled to room temperature. THF was removed under vacuum to afford a
solid. The solid was partitioned with EtOH (2ml) and 3M HC1 (lml). The mixture was
then heated to 80 degree Celsius for 2 hours. The reaction mixture was concentrated to
dryness under high vacuum. The desired product (1.4mg, 24% yield) was obtained via
30 reverse phase high pressure liquid chromatography (HPLC). 1H-NMR (400 MHz,
CDCl3): δ 2.69 (s, 3H), 6.37 (dt, J= 6.73Hz, 1.43Hz, 1H), 6.75-6.80 (m, 1H), 7.20-7.33
(m, 2H), 7.27-7.33(m, 2H), 7.39-7.42 (m, 1H), 7.46-7.62 (m, 4H), 7.76 (t, J= 2.24Hz,

WO 2006/047415 PCT/US2005/038182
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1H), 7.78-7.83 (m, 1H); Mass spectrum (LCMS, ESI pos.) calcd. for C26H17F2N5O2:
470.4 (M+H). Found: 470.1
Example 2
3-[7-Fluoro-3-methyl-6-(4-pyridin-2-yl-piperazin-l-yl)-indazol-l-yl]-
5 benzylamine

1. 3-Hydrazino-benzonitrile: To a 1L round bottom flask with magnetic
stirrer, 3-aminobenzonitrile (16.1 lg, 135mmoles), concentrated HC1 (210ml), water
(210ml) were added. The mixture was cooled to 0 degree Celsius. NaNO2 (16.75g,
10 240mmoles) in H2O (60ml) was added drop wise keeping the temperature below 5
degree Celsius. The mixture was stirred for 30 minutes at 0 degree Celsius. To a
solution of SnCl2X2H2O (63.10g, 280mmoles) in H2O (150ml) and HC1 (50ml) stirring
in a 2L Erlenmeyer, the resulting diazonium salt was added at 0 degree Celsius. The
reaction mixture was stirred at 0 degree Celsius for 2 hours. The solid was filtered and
15 washed with water (50ml). The resulting aqueous was basified to pH 9, and extracted
with CH2C12 (3X200ml). The combined organic was washed with Brine, dried over
Na2SO4, and filtered. The solvent was removed under vacuum to afford an orange
solid. The solid was purified via column chromatography with Hexanes/EtOAc (1/1)
as eluent to give a yellow solid (8.84g, 49% yield). 1H-NMR(400 MHZ, CDCl3): δ 3.62
20 (br s, 2H), 5.40 (br s, 1H), 7.01-7.05 (m, 1H), 7.66-7.101 (m, 1H), 7.14-7.16 (m, 1H),
7.27-7.32 (m, 1H).
2. l-Pyridin-2-yl piperazine: To a 5ml round bottom flask equipped with
magnetic stirrer, condenser, and argon inlet, 2-bromopyridine (320mg, 2.0 mmole),
piperazine (520mg, 6.0 mmole), Pd2(dba)3 (46mg, 0.050mmole), BINAP (3lmg,
25 0.l0mmole), NaO-t- Bu (277mg, 2.8mmole) were added. The reaction mixture was
purged with argon for 10 minutes. Toluene (2.0ml) was added. The reaction mixture
was heated to reflux for 18hrs. The reaction was partitioned with EtOAc, and filtered
through Celite. The solvent was then removed under vacuum. The desired product

WO 2006/047415 PCT/US2005/038182
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(74mg, 36% yield) was isolated via column chromatography with CH2Cl2/Me0H
saturated with NH3 (9/1) as eluent. 1H -NMR(400 MHZ, CDC13): δ 3.30-3.09 (m, 4H),
3,51-3.59 (m, 4H), 6.64-6.71 (m, 2H), 7.50-7.55 (m,lH), 8.22-8.27 (m, 1H).
3. 3-(7-Fluoro-6-iodo-3-methyl-indazol-l-yl)-benzonitrile: To a 100ml
5 round bottom flask equipped with magnetic stirrer, condenser, and argon inlet, l-(2,3-
difluoro-4-iodo-phenyl)ethanone (4.50g, 16mmoles), 3-hydrazino-benzonitrile (2.23g,
16.7mmples), p-toluenesulfonic acid (310mg, I6.3mmole) and EtOH (50ml) were
added. The solution was heated to reflux for 3hours. EtOH was removed under
vacuum to afford a solid. The solid was triturated with Hexanes/Et2O (95/5). The
10 resulting solid was filtered to give a yellow solid (6.40g, 16mmoles). The solid was
then treated with K2CO3 (2.23g, 16mmoles) and MF (16ml). The reaction was heated
to 100 degree Celsius for 16 hours. The reaction was partitioned with H2O (30ml). The
precipitate was filtered, washed with water, and dried under high vacuum to afford a
yellow solid (3.70g, 61% yield). 'H-NMR (400 MHz, CDCl3): δ 2.62 (s, 3H), 7.27 (d,
15 J=8.35Hz, 1H), 7.52 (dd, J=8.36Hz, 4.71Hz, 1H), 7.52-7.67 (m, 2H), 7.80-7.86 (m,
lH),7.91(brs, 1H).
4. 3-[7-Fluoro-3-methyl-6-(3',4',5',6'-tetrahydro-2'H-[2,4']bipyridinyl-l'-
yl)-indazol-l-yl-benzonitrile: To a 5 ml round bottom flask equipped with magnetic
stirrer, condenser, and argon inlet, 3-(7-fluoro-6-iodo-3-methyl-indazol-l-yl)-
20 benzonitrile (189mg, 0.5 mmole), l-pyridin-2-yl piperazine (180mg, 1.1 mmole),
Pd2(dba)3 (23mg, 0.025mmole), BINAP (31 mg, 0.050mmole), NaO-t- Bu (69mg,
0.70mmole) were added. The reaction mixture was purged with argon for 10 minutes.
Toluene (0.5ml) was added. The reaction mixture was heated to reflux for 18hrs. The
reaction was partitioned with EtOAc, and filtered through Celite. The solvent was then
25 removed under vacuum. The desired product (74mg, 36% yield) was isolated via
column chromatography with Hexanes/EtOAc (7/3) as eluent. 1H-NMR (400 MHz,
CDCl3): δ 2.62 (s, 3H), 3.33 (t, J= 4.93Hz, 4H), 3.77 (t, J= 4.93Hz, 4H), 6.67-6.7l(m,
lHz), 6.74 (d, J= 8.79Hz, 1H), 7.03 (dd, J= 8.36Hz, 6.64Hz, 1H), 7.44 (d, J= 8.57Hz,
1H), 7.52-7.57 (m, 1H), 7.58-7.65 (m, 2H), 7.86-7.91 (m, 1H), 7.93-7.96 (m, 1H), 8.24-
30 8.26 (m,lH).
5. 3-[7-Fluoro-3-methyl-6-(4-pyridin-2-yl-piperazin-l-yl)-indazol-l-yl]-
benzylamine: To a 500ml par bottle, 3-[7-fluoro-3-methyl-6(3',4',5',6'-tetrahydro-2'H-

WO 2006/047415 PCT/US2005/038182
39
[2,4']bipyridinyl-l'-yl)-indazol-l-yl-benzonitrile (74mg, 0.18mmole), NH4OH (0.2ml,
5.1mmoles), Raney's nickel (l0mg), EtOH (10ml) were added. The reaction mixture
was evacuated and purged with hydrogen three times. The reaction was shaken under
hydrogen atmosphere at 50Psi for 4 hours. The reaction was filtered through celite, and
5 washed with EtOH. The solvent was removed under vacuum. The desired product
(40mg, 54% yield) was obtained via column chromatography with CH2Cl2/ MeOH
(9/1) as eluent. 1H-NMR (400 MHz, CDCl3): δ 2.60 (s, 3H), 3.27 (t, J= 4.93Hz, 4H),
3.72 (t, J= 4.93Hz, 4H), 3.96 (br s, 2H), 6.66 (dd, J= 6.86Hz, 4.93Hz, 1H), 6.70 (d, J=
8.57Hz, 1H), 6.97 (dd, J= 8.79Hz, 6.43Hz, 1H), 7.30-7.35 (m, 1H), 7.37-7.47 (m, 3H),
10 7.50-7.58 (m, 2H), 8.22(dd, J= 4.7lHz, l,71Hz, 1H). Mass spectrum (LCMS, ESI pos.)
calcd. for C24H25FN6: 417.4 (M+H). Found: 417.4.
Example 3
l-(3-Arnino-benzo[d]isoxazol-5-yl)-6-(2'-dimethylaminomethyl-3-
fluoro-biphenyl-4-yl)-7-fluoro-lH-indazole-3-carboxylic acid amide

1. 2-(2,3-Difluoro-phenyl)-[ 1,3]dioxolane: To a solution of 10 g (70.4
mmol) of 2,3-difluoro-benzaldehyde (5.1 mL, 91.5 mmol) of ethylene glycol in 60 mL
of benzene was added 1.77 g (7 mmol) of pyridinium p-toluenesulfonate. The resulted
mixture was refluxed overnight using a Dean-Stark apparatus. The mixture was allowed
20 to cool to room temperature. Cold water was added to the mixture. The two layers were
separated and the aqueous layer was extracted with hexanes for three times. The
organic layers were combined and washed with brine. The solution was dried with
anhydrous sodium sulfate and filtered. The solvent was removed under reduced
pressure to yield 12.9 g (99%) colorless liquid as the desired product.1H-NMR (400
25 MHz, CDCl3) δ 7.33-7.28 (m, 1H), 7,23-7.08 (m, 2H), 6.12 (s, 1H), 4.21-4.13 (m, 2H),
4.12-4.04 (m,2H).

WO 2006/047415 PCT/US2005/038182
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2. 2-(2,3-Difluoro-4-iodo-phenyl)-[ 1,3]dioxolane: To 90 mL of anhydrous
THF at -78 °C under argon, 35 mL of 2.17 M n-BuLi was added slowly and then
followed by 14 mL (83.2 mmol) of 2,2,6,6-tetramethylpiperidine. The resulted mixture
was stirred at the same temperature for 0.5 h. Then the neat 2-(2,3-difluoro-phenyl)-
5 [l,3]dioxolane was added dropwise to the solution at -78 °C. The mixture was stirred at
the same temperature for addition 2 h. A solution of 21 g (83 mmol) of iodine in 50 mL
of anhydrous THF was prepared and cooled to -78 °C. The lithiated difluorobenzene
solution was then transferred to the iodine solution at -78 °C using a cannula. The
resulted mixture was allowed to warm up to room temperature over about 1.5 h. The
10 mixture was then stirred at room temperature for addition 0.5 h. The brown solution
was quenched by poured into a diluted solution of Na2S2O3. The two layers were
separated and the aqueous layer was extracted with ethyl acetate twice. The organic
layers were combined and washed with brine. The solution was then dried with
anhydrous sodium sulfate and filtered. The solvent was removed under reduced
15 pressure to yield a pale orange liquid. 1H-NMR (400 MHz, CDCl3) δ 749 (ddd, J=
1.91, 5.31, 8.22 Hz, 1H), 7.05 (ddd, J= 1.66, 6.43, 8.15 Hz, 1H), 6.02 (s, 1H), 4.14-4.07
(m, 2H), 4.06-3.99 (m, 2H).
3. 2,3-Difluoro-4-iodo-benzaldehyde: To a solution of 2-(2,3-difluoro-4-
iodo-phenyl)-[l,3]dioxolane in 60 mL THF was added 60 mL of 3.6 N HC1 and the
20 mixture was refluxed overnight. The mixture was then was allowed to cool to room
temperature. The THF was removed under reduced pressure in a rotovaporator. Yellow
precipitate formed in the remaining aqueous solution. The precipitate was then filtered
and rinsed with cold water and dried under vacuum. The dried solid was then triturated
with 100 mL of hexanes for 15 min. The yellow solid was filtered and dried under
25 vacuum. 14.7 g of yellow solid was obtained as the desired product.1H-NMR (400
MHz, CDCl3) δ 10.33 (s, 1H), 7.69 (dddd, J= 0.60, 1.82, 5.04, 8.97 Hz, 1H), 7.42 (ddd,
J= 1.73, 6.07, 8.40 Hz, 1H).
4. (2,3-Difluoro-4-iodo-phenyl)-trimethylsilanyloxy-acetonitrile: To a
solution of 5 g ( 18.7 mmol) 2,3-difluoro-4-iodo-benzaldehyde in 30 mL anhydrous
30 THF at 0 °C, 3 mL (22.3 mmol) of trimethylsilyl cyanide was added slowly to the
solution. After the addition was completed, 50 mg of tetrabutylammonium fluoride
hydrate was addition to the solution. The mixture was allowed to warm up to warm

WO 2006/047415 PCT/US2005/038182
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temperature in 2 h and TLC showed no starting material left. The solvent was removed
under reduced pressure. An orange oil was obtained. 1H-NMR (400 MHz, CDCl3) δ
7.63 (ddd, J= 2.06,5.33,8.44 Hz, 1H), 7.22 (ddd, J= 1.84,6.41, 8.30 Hz, 1H), 5.72 (s,
lH),0.28(s,9H).
5 5. (2,3-Difluoro-4-iodo-phenyl)-hydroxy-acetonitrile: To a solution of
(2,3-difluoro-4-iodo-phenyl)-trimethylsilanyloxy-acetonitrile obtained in the previous
step in 15 mL of THF, 9 mL of 3N HC1 solution was added. The mixture was then
heated to 65 °C (oil bath temperature) for 1 h. The mixture was allowed to cool to room
temperature and diluted with 10 mL of water. The two layers were separated and the
10 aqueous layer was extracted with ethyl acetate for three times. The organic layers were
combined and washed with brine. The solution was then dried with anhydrous sodium
sulfate and filtered. The solvent was removed under reduced pressure to yield a
yellowish brown solid (5.76 g, quantitative, 2 steps). 'H-NMR (400 MHz, CDCl3) δ
7.66 (ddd, J= 2.04, 5.31, 8.35 Hz, 1H), 7.23 (ddd, J= 1.75, 6.43, 8.39 Hz, 1H), 5.81 (s,
15 1H), 3.03 (br s, 1H).
6. 2-(2,3-Difluoro-4-iodo-phenyl)-2-hydroxy-acetamide: To a solution of
5.12 g (17.4 mmol) (2,3-difluoro-4-iodo-phenyl)-hydroxy-acetonitrile in 35 mL
anhydrous 1,4-dioxane at 0 °C was added 3.5 mL of previously cooled concentrated
HC1 (0.2 mL of cone. HC1 to every mmol of acetonitrile). Anhydrous hydrogen
20 chloride gas was then bubbled to the solution at 0 °C for 30 min. The mixture was then
allowed to stand without stirring and warm up to room temperature overnight (Caution:
Pressure will build up as the solution warming up!). The orange solution was then
poured into ice and cold 5 N NaOH solution was added slowly to mixture at 0 °C until
the pH of the solution was 8. The pink solution was then extracted with ethyl acetate
25 three times. The organic layers were combined and washed with brine. The solution
was then dried with anhydrous sodium sulfate and filtered. The solvent was removed
under reduced pressure to yield 1.95 g pink solid as the desired product. ' H-NMR (400
MHz, DMSO-d6) δ 7.65 (ddd, J= 1.61, 5.76, 8.29 Hz, 1H), 7.52 (br s, 1H), 7.42 (br s,
1H), 7.07 (ddd, J= 1.38, 6.63, 8.29 Hz, 1H), 6.42 (d, J= 5.15 Hz, 1H), 5.11 (d, J= 5.12
30 Hz, 1H).
7. 2-(2,3-Difluoro-4-iodo-phenyI)-2-oxo-acetamide: To a solution of 5.15 g
(16.4 mmol) of 2-(2,3-difluoro-4-iodo-phenyl)-2-hydroxy-acetamide in 300 mL of

WO 2006/047415 PCT/US2005/038182
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anhydrous acetonitrile, 20 g (230 mmol) of activated manganese(IV) oxide was added
in one portion. The mixture was stirred at room temperature for 1 h. The mixture was
then filtered through a well-packed pad of celite to remove most of the black solid. The
filtrate was then filtered one more time on PTFE membrane filter to remove all the
5 black solid. The solvent of the pale yellow filtrate was removed under reduced pressure
to yield 3.43 g (67%) of pale yellow solid as the desired product. 1H-NMR (400 MHz,
CDCl3) δ 7.65 (ddd, J= 1.86,5.10,8.44 Hz, 1H), 7.50 (ddd, J= 1.80, 6.02, 8.43,1H),
6.84 (br s, 1H), 5.75 (br s, lH).
8. 2-Fluoro-5-hydrazino-benzonitrile: To a suspension of 4.94 g ( 36
10 mmol) of 2- amino-5-fluorobenzonitrile in 60 mL cone. HC1 at -10 °C (salt/ice/water
bath), a solution of 3.8 g (55 mmol) of sodium nitrite in 20 mL of water was added
dropwise to the suspension. The temperature of the reaction should be kept below -5
°C. After the addition was completed, the mixture was allowed to stirred at -10 °C for
additional 0.5 h. At this point, most of the solid in the suspension should be dissolved.
15 Then a suspension of 22 g (97 mmol) of tin(IT) chloride dihydrate in 10 ml of cone. HC1
and 10 mL of water was added slowly to the reaction mixture at -10 °C. The reaction
mixture became thick. The reaction was continued to stir at the same temperature for
additional 0.5 h. Then the reaction was neutralized with cold 6.7 N NaOH solution at 0
°C. After the addition of the base, a "thick" brown suspension might be formed. It is
20 optional to filter the inorganic tin compounds formed since the filtration would require
long time to be finished. Otherwise, the aqueous mixture was extracted with
dichloromethane for four times (Note: emulsion might form at this point if the
inorganic tin compound wasn't removed). The organic layers were combined and
washed with brine. The solution was then dried with anhydrous sodium sulfate and
25 filtered. After removal of the solvent under reduced pressure, 3.08 g of yellow solid
was obtained as the crude product. The solid was then chromatographed on a silica gel
column using ethyl acetate in dichloromethane (0% to 25 %) as eluent. 2.12 g (39%) of
yellow solid as the desired hydrazine. 1H-NMR (400 MHz, DMSO-d6) δ 7.23 (t, J=
9.04 Hz, 1H), 7.12 (br s, 1H), 7.09-7.04 (m, 2H), 4.13 (br s, 2H).
30 9. 2-[(3-Cyano-4-fluoro-phenyl)-hydrazono]-2-(2,3-difluoro-4-iodo-
phenyl)-acetamide: To a solution of 3.43 g (11.1 mmol) of 2-(2,3-difluoro-4-iodo-
phenyl)-2-oxo-acetamide in 100 mL anhydrous ethanol, 1.67 g (11.1 mmol) of 2-

WO 2006/047415 PCT/US2005/038182
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fluoro-5-hydrazino-benzonitrile and 110 mg (0.55 mmol) of p-toluenesulfonic acid
monohydrate were added. The resulted mixture was refluxed for 4 h (oil temperature at
90 °C). Yellow precipitate was formed and the mixture was allowed to cool to room
temperature. The orange suspension was then cooled to 0 °C with water/ ice bath. The
5 mixture was filtered and the pale yellow solid was rinsed with cold ethanol. The solvent
of the filtrate was removed and the residue was triturated with cold ethanol. The
mixture was filtered and the yellow solid obtained was combined with the first crop of
solid to 3.63 g (74%) pale yellow solid as the desired product. The NMR indicated the
yellow solid is a mixture of cis/ trans isomer in a ratio of 1:2. The trans-isomer: 1H-
10 NMR (400 MHz, DMSO-d6) δ 12.35 (s, 1H), 7.92 (br s, 1H), 7.72-7.62 (m, 4H), 7.44
(t, J= 9.07 Hz, 1H), 7.25 (ddd, J= 1.52, 6.82, 8.34 Hz, 1H); (cis+trans): 1H NMR (400
MHz, DMSO-d6) 8 12.35 (s), 9.98 (s), 8.11 (dd, J= 2.87, 5.55 Hz)), 8.02 (br s), 7.92 (br
s), 7.77-7.58 (m), 7.44 (t, J= 9.10 Hz), 7.40 (t, J= 9.10 Hz), 7.31 (br s), 7.25 (ddd, J=
1.59,7.07, 8.42 Hz), 6.95 (ddd, J= 1.56, 6.09, 8.14 Hz).
15 10. l-(3-Cyano-4-fluoro-phenyl)-7-fluoro-6-iodo-lH-indazole-3-carboxylic
acid amide : To a solution of 3.63 g (8.2 mmol) of hydrazone (10) in 60 mL of
anhydrous MF was added 1.3 g (9.4 mmol) of potassium carbonate. The mixture was
then heated at 100 °C for 2 h. The mixture was allowed to cool to room temperature and
then filtered through a pad of Celite. The solvent was removed under reduced pressure.
20 The residue was triturated with dichloromethane overnight and filtered to yield 2.92 g
of light brown solid. The solvent of the red filtrate was removed under reduced
pressure. The residue was then triturated with cold ethyl acetate for 1 h and filtered to
yield another 0.37 g of pale yellow solid. The solid was combined to give 3.28 g (95%)
of pale yellow solid as the desired product. 'H-NMR (400 MHz, DMSO-d6) 5 8.47 (dt,
25 J= 5.62, 2.67 Hz, 1H), 8.22 (ddt, J= 4.70, 9.04, 2.87 Hz, 1H), 8.09 (br s, 1H), 7.90 (d,
J= 8.45 Hz, 1H), 7.81 (t, J= 9.01 Hz, 1H), 7.72 (dd, J= 5.00, 8.50 Hz, 1H), 7.70 (br s,
1H).
11. 1 -(3-Cyano-4-fluoro-phenyl)-7-fluoro-6-(4,4,5,5-tetramethyl-
[l,3,2]dioxaborolan-2-yl)-lH-indazole-3-carboxylic acid amide: To a mixture of 105
30 mg (0.24 mmol) of 1 -(3-cyano-4-fluoro-phenyl)-7-fluoro-6-iodo-1 H-indazole-3-
carboxylic acid amide, 20 mg (0.024mmol) of Pd(dppf)2Cl2, 90 mg (0.35 mmol) of
bis(pinacolato)diboron, 70 mg (0.71 mmol) of potassium acetate under argon, 5 mL

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anhydrous 1,4-dioxane was added. The mixture was then heated at 110 °C (reflux) for 2
d. The mixture was then allowed to cooled to room temperature and filtered through a
pad of Celite. The solvent of filtrate was removed under reduced pressure. The residue
was then chromatographed on a silica gel column using 50 % ethyl acetate in
5 dichloromethane to yield 92 mg (88%) of light yellow solid as the desired product (The
solid can be further purified by triturated with diethyl ether). 1H-NMR (400 MHz,
DMSO-d6) δ 8.47 (dt, J= 5.59, 2.49Hz, 1H), 8.21 (ddt, J= 4.70,9.06, 2.70 Hz, 1H),
8.10 (d, J= 8.16 Hz, 1H), 8.07 (br s, 1H), 7.81 (t, J= 9.01 Hz, 1H), 7.69 (br s, 1H), 7.54
(dd, J= 4.33, 8.15 Hz, 1H), 1.32 (s, 12H).
10 12. 4'-Bromo-3'-fluoro-biphenyl-2-carbaldehyde: To a mixture of 500 mg
(3.3 mmol) of 2-formylphenylboronic acid , 1.1 g (3.7 mmol) of l-bromo-2-fluoro-4-
iodobenzone, 200 mg (0.17 mmol) of tetrakis(triphenylphosphine)palladiurn (0) under
argon was added 6 ml of anhydrous ethanol, 6 ml of anhydrous toluene and 7 ml of
2.0M sodium carbonate solution. The mixture was heated to 100 °C for 16 hrs. The
15 mixture was allowed to cool and then partitioned between ethyl acetate and water. The
aqueous layer was then extracted with ethyl acetate twice. The organic layers were
combined, washed with brine and dried anhydrous sodium sulfate. The solvent was
removed under reduced pressure. The crude residue was then chromatographed on a
silica gel column using a gradient eluent of hexanes to ethyl acetate/ hexanes (10%). A
20 white solid (733 mg) was obtained after solvents were removed. 1H-NMR (400 MHz,
CDCl3) δ 10.00 (s, 1H), 8.04 (dd, J= 1.24, 7.78 Hz, 1H), 7.70-7.64 (m, 2H), 7.56 (t, J=
7.57,1H), 7.42 (dd, J= 0.69,7.67 Hz, 1H), 7.19 (dd, J= 2.01, 9.02 Hz, 1H), 7.06 (dd, J=
1.98, 8.15 Hz, 1H).
13. (4'-Bromo-3'-fluoro-biphenyl-2-ylmethyl)-dimethyl-amine: To a mixture
25 of 100 mg (0.36 mmol) of 4'-bromo-3'-fluoro-biphenyl-2-carbaldehyde 0.36 ml of 2.0
M dimethylamine in tetrahydrofuran solution in 10 mL of anhydrous MF, 114 mg (0.54
mmol) of sodium triacetoxyborohydride was added. The mixture was then stirred at
room temp overnight. The solvents were then removed. The residue was then
partitioned between water and ethyl acetate. The aqueous layer was extracted with ethyl
30 acetate twice. The organic layers were combined, washed with brine and dried with
anhydrous sodium sulfate. The solvent was removed under reduced pressure. A
colorless residue (113 mg) was obtained. The mixture was used in the next step without

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further purification. 1H-NMR (400 MHz, CDCl3) δ 7.66 (dd, J=7.95, 7.57 Hz, 1H),
7.58 (dd, J= 7.42, 1.00 Hz, 1H), 7.46 (ddd, J= 1.52,7.44,7.52 Hz, 1H), 7.43-7.39 (m,
2H), 7.32 (dd, J= 1.40,7.49 Hz, 1H), 7.19 (dd, J= 1.84, 8.18 Hz, 1H), 3.38 (s, 2H), 2.27
(s, 6H).
5 14. 1 -(3-Cyano-4-fluoro-phenyl)-6-(2'-dimethylaminomethyl-3-fluoro-
biphenyl-4-yl)-7-fluoro-lH-indazole-3-carboxylic acid amide: To a mixture of 38 mg
(0.09 mmol) of l-(3-cyano-4-fluoro-phenyl)-7-fIuoro-6-(4,4,5,5-tetramethyl-
[l,3,2]dioxaborolan-2-yl)-lH-indazole-3-carboxylic acid amide, 27.6 mg (0.09 mmol
of (4'-bromo-3'-fluoro-biphenyl-2-ylmethyl)-dimethyl-amine: 7 mg (0.01 mmol) of
10 dichlorobis(triphenylphosphine) palladium(II) under argon was added 2 mL of
anhydrous ME, 2mL of anhydrous, MF and 0.36 mL of 2.0 sodium carbonate solution.
The mixture was heated to 90 °C overnight. The mixture was then allowed to cool to
room temperature and filtered through a pad of Celite. The solvent was then removed
under reduced pressure. The residue was then partitioned between water and ethyl
15 acetate. The aqueous layer was then extracted with ethyl acetate twice. The organic
layers were combined, washed with brine and dried with anhydrous sodium sulfate. The
residue was chromatographed on preparative TLC using 0.5% 7N ammonia in
methanol solution in ethyl acetate as eluent to yield 27.2 mg of the desired product. 1H-
NMR (400 MHz, CDCl3) D 8.35 (d, J= 8.37 Hz, 1H), (dt, J= 5.31, 2.63 Hz, 1H), 7.94
20 (m, 1H), 7.68 (d, J= 12.01 Hz, 1H), 7.66 (dd, J= 1.43,11.99 Hz, 1H), 7.54 (d, J=7.26
Hz, 1H), 7.49-7.44 (m, 2H), 7.43-7.29 (m, 4H), 6.95 (s, 1H), 5.71 (s, 1H), 3.38 (s, 2H),
2.20 (s, 6H); Mass spectrum (LCMS, ESI pos.) calcd. for C30H22F3N5O: 526.2 (M+H).
Found: 526.0.
15. l-(3-Amino-benzo[d]isoxazol-5-yl)-6-(2'-dimethylaminomethyl-3-
25 fluoro-biphenyl-4-yl)-7-fluoro-lH-indazole-3-carboxylic acid amide: To a mixture of
37.8 mg (0.072 mmol) of l-(3-cyano-4-fluoro-phenyl)-6-(2'-dimethylaminomethyl-3-
fluoro-biphenyl-4-yl)-7-fluoro-lH-indazole-3-carboxylic acid amide, 16 mg (0.22
mmol) of acetohydroxamic acid, 60 mg (0.43 mmol) of potassium carbonate, 4.9 mL of
MF and 0.7 mL of water was added. The mixture was stirred at room temperature
30 overnight. The reaction was then quenched with water. The mixture was extracted with
ethyl acetate three time. The organic layers were combined, washed with brine and
dried with anhydrous sodium sulfate. The residue was chromatographed on preparative

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TLC using 7N ammonia in methanol/ ethyl acetate/ dichloromethane (1:5:5) as eluent
to yield 21.6 mg of the desired product. 1H-NMR (400 MHz, DMSO-d6) δ 8.21 (d, J=
8.42 Hz, 1H), 8.20 (t, J= 2.00 Hz, 1H), 8.05 (br s, 1H) 7.93 (dt, J= 8.87, 2.16 Hz, 1H),
7.65 (d, J= 8.76 Hz, 1H) 7.65 (br s, 1H), 7.59 (t, J= 7.90 Hz, 1H), 7.52 (dd, J= 1.44,
5 11.49 Hz, 1H), 7.48 (dd, J= 2.32, 13.89 Hz), 1H), 7.46 (d, J= 13.97 Hz, 1H), 7.41-7.31
(m, 4H), 6.57 (s, 2H) 3.32 (s, 2H), 2.09 (s, 6H); Mass spectrum (LCMS, ESI pos.)
calcd. for C30H24F2N6O2: 539.2 (M+H). Found: 539.1.
The following compounds were prepared in a manner analogous to Examples 1
or 2 or 3.
10 Example 4
1 - {4-[7-fluoro-1 -(3methoxy-phenyl)-3-methyl-1H-indazol-6-yl]-
phenyl} -piperidin-2-one

1H-NMR (400 MHz, CDC13): δ 1.90-2.08 (m, 4H), 2.60 (t, J= 6.21Hz, 2H), 2.66
15 (s, 3H), 3.69 (t, J=5.79Hz, 2H), 3.86 (s, 3H), 6.89-6.94 (m, 1H), 7.14-7.25 (m, 3H),
7.32-7.39 (m, 3H), 7.52 (d, J= 8. MHz, 3H), 7.61 (dd, 2H). Mass spectrum (LCMS, ESI
pos.) calcd. for C26H24FN3O2: 430.4 (M+H). Found: 430.3
Example 5
3- {7-Fluoro-3-methyl-6-[4-(2-oxo-piperidin- l-yl)-phenyl]-indazol-l –
20 yl}-benzonitrile

1H-NMR (400 MHz, CDC13): δ 1.90-2.05 (m, 4H), 2.60 (t, J=6.42Hz, 2H), 2.66
(s, 3H), 3.80 (t, J=5.78Hz, 2H), 7.30(dd, 1H), 7.35-7.41(m, 2H), 7.51-7.66 (m, 5H),

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7.84-7.91 (m, 1H), 7.93-7.98 (m, 1H). Mass spectrum (LCMS, ESI pos.) calcd. forC
26H21FN4O: 424.4 (M+H). Found: 424.3.
Example 6
1 - {4-[ 1 -(3-Aminomethyl-phenyl)7-fluoro-1 -3-methyl- l//-indazol-6-yl]-
5 phenyl}-piperidin-2-one

1H-NMR (400 MHz, CDCl3): δ 1.90-2.08 (m, 4H), 2.57 (t, J= 6.2lHz, 2H), 2.62
(s, 3H), 3.68(t, J =5.78Hz, 2H), 3.90-4.02(br s, 2H) 7.22 (dd, 1H), 7.30-7.38 (m, 3H),
7.42(t, J= 7.7lHz, 1H), 7.43-7.52(m, 2H), 7.56-7.63(m, 3H). Mass spectrum (LCMS,
10 ESI pos.) calcd. for C26H25FN4O: 429.2 (M+H). Found: 429.1
Example 7
1 - {4-[ 1 -(3-Aminomethyl-phenyl)-7-fluoro-1 -3-methyl- lH-indazol-6-
yl]-phenyl}-pyrolidin-2-one

15 1H-NMR (400 MHz, CD3OD/CDCl3): δ 2.16-2.30 (m, 2H), 2.50-2.80 (m, 5H),
3.80-4.10 (m, 4H), 7.20-7.38 (m, 2H), 7.40-7.80 (m, 8H). Mass spectrum (LCMS, ESI
pos.) calcd. for C25H23FN4O: 415.5 (M+H). Found: 415.1.

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Example 8
3-[7-Fluoro-3-methyl-6-(2'-trifluoromethyl-biphenyl-4-yl)-indazol-l-
yl]-benzylamine

5 1H-NMR (400 MHz, CDCl3/CD3OD): 8 2.68 (s, 3H), 3.95 (br s, 2H), 7.31-
7.55(m, 8H), 7.56-7.66 (m, 5H), 7.78 (d, 1H, J= 7.68). Mass spectrum (LCMS, ESI
pos.) calcd. for C28H21F4N3: 476.5 (M+H). Found: 476.0.
Example 9
1 - {4-[ 1 -(3- Aminomethyl-phenyl)-7-fluoro-3-methyl- l/f-indazol-6-yl]-
10 phenyl}-azetidin-2-one

1H-NMR (400 MHz, CDCl3): δ 2.64 (s, 3H), 3.16 (t, J= 4.42Hz, 2H), 3.67 (t, J=
4.42Hz, 2H), 3.96 (br s, 2H), 7.21 (dd, J= 8.14 Hz, 6.05Hz, 1H), 7.31-736 (m, 1H),
7.40-7.60 (m, 8H). Mass spectrum (LCMS, ESI pos.) calcd. for C24H21FN4O: 401.4
15 (M+H). Found: 401.0.

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Example 10
3-[7-Fluoro-3-methyl-6-(4-pyridin-2-ylethynyl-phenyl)-indazol-l-yl]-
benzylamine

5 1H-NMR (400 MHz, CDCl3/CD3OD): δ 2.66 (s,3H), 4.23 (brs,2H), 7.45 (dd,
J= 8.36Hz, 4.93Hz, 1H), 7.51-7.61 (m, 3H), 7.65-7.76 (m, 3H), 7.86-7.91 (m, 1H),
8.19-8.25 (m, 1H), 8.79-8.85 (m, 1H).
Example 11
3-[7-Fluoro-3-methy]-6-(4-pyridin-3-ylethynyl-phenyl)-indazol-l-yl]-
10 benzylamine

1H-NMR (400 MHz, CDCl3): δ 2.66 (s, 3H), 3.96 (br s, 2H), 7.25-7.38 (m, 3H),
7.43-7.51 (m, 3H), 7.56-7.61 (m, 1H), 7.85 (dt, J= 7.93Hz, 1.93Hz, 1H), 8.57 (dd, J=
4.93Hz, 1.5Hz, 1H), 8.80 (d, J=1.32Hz, 1H).

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Example 12
3-[7-Fluoro-3-methyl-6-(4-quinolin-2-ylethynyl-phenyl)-indazol-1 -yl]-
benzylamine

5 1H-NMR (400 MHz, CDC13): δ 2.66 (s, 3H), 4.22 (br s, 2H), 7.20-7.28 (m, 6H),
7.31-7.40 (m, 1H), 7.50-7.72 (m, 5H), 7.80-7.92 (m, 1H), 8.17 (d, J= 8.37Hz, 1H), 8.17
(s, 1H), 8.72 (d, J= 8.84Hz, 1H), 8.84-8.92 (m, 1H). Mass spectrum (LCMS, ESIpos.)
calcd for C32H23FN4: 483.5 (M+H). Found: 483.4.
Example 13
10 3-[7-Fluoro-3-methyl-6-(4-naphthalen-2-ylethynyl-phenyl)-indazol-l-
yl]-benzylamine

1H-NMR (400 MHz, CDC13): δ 2.66 (s, 3H), 4.20 (br s, 2H), 7.20-7.28 (m, 6H),
7.30-7.40 (m, 1H), 7.51-7.65 (m, 4H), 7.68-7.73 (m, 1H), 7.94-8.00 (m, 1H), 8.20 (m,
15 J= 8.37Hz, 1H), 8.35 (s, 1H), 8.72 (d, J= 8.83Hz, 1H), 8.84-8.91 (m, 1H), 9.14-9.21 (m,
1H). Mass spectrum (LCMS, ESI pos.) calcd. for C33H24FN3: 482.5 (M+H). Found:
482.5.

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Example 14
3-[7-Fluoro-3-methyl-6-(4-imidazol-l-yl-phenyl)-indazol-l-yl]-
benzylamine

5 1H-NMR (400 MHz, CDCl3/CD3OD): δ 2.75 (s, 3H), 3.96 (br s, 2H), 7.22(s,
1H), 7.26 (dd, J= 8.35Hz, 6.00Hz, 1H), 7.33-7.38 (m, 2H), 7.44-7.52 (m, 4H), 7.56-
7.60 (m, 2H), 7.69-7.73 (m, 2H), 7.93 (br s, 1H). Mass spectrum (LCMS, ESI pos.)
calcd. for C24H20FN5: 398.4 (M+H). Found: 398.1.
Example 15
10 6{4-l-(3-Aminomethyl-phenyl)-7-fluoro-3-methyl-lH-indazol]-
phenylethynyl-benzothiazol-2-yl amine

1H-NMR (400 MHz, CDCl3/CD3OD): δ 2.68 (s, 3H), 3.98 (br s, 2H), 7.22 (br s,
1H), 7.26 (dd, J= 8.36Hz, 5.29Hz, 1H) 7.37 (m, 2H), 7.44-7.52 (m, 4H), 7.56-7.60 (m,
15 2H), 7.69-7.74 (m, 2H), 7.93 (br s, 1H).

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Example 16
3-[7-Fluoro-3-methyl-6-(4-pyridin-2-yl-piperazin-l-yl)-indazol-l-yl]-
benzylamide

5 1H-NMR (400 MHz, CDC13): δ 1.90 (br s, 2H), 2.62 (s, 3H), 3.30-3.44 (m, 8H),
7.01 (dd, J= 8.57Hz, 6.64Hz, 1H), 7.18-7.28 (m, 2H), 7.44 (d, J= 8.57Hz, 1H), 7.57 (t,
J= 7.92Hz, 1H), 7.74-7.80 (m, 1H), 7.83-7.86 (m, 1H), 8.04-8.08 (m, 1H), 8.13-8.18
(m, 1H), 8.38 (d, J=2.36Hz, 1H). Mass spectrum (LCMS, ESI pos.) calcd. for C.
24H23FN6O: 431.5 (M+H). Found: 431.2.
10 Example 17
3-[7-Fluoro-3-methyl-6-(4-pyridin-3-yl-piperazin-1 -yl)-indazol-1 -yl]-
benzylamine

1H-NMR (400 MHz, CDCl3): δ 2.60 (s, 3H), 3.30-3.42 (m, 8H), 3.90(br s, 2H),
15 6.98 (dd, J= 8.39Hz, 6.64Hz, 1H), 7.19-7.25 (m, 2H), 7.30-7.34 (m, 1H), 7.40-7.47 (m,
3H), 7.49-7.58(m, 1), 8.15 (br s, 1H), 8.35 (br s, 1H). Mass spectrum (LCMS, ESI pos.)
calcd. for C24H25FN6: 417.5 (M+H). Found: 417.1.

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Example 18
3- {7-Fluoro-6-[4-(3-methoxy-phenyl)-piperazin-1 -yl)-3-methyl-indazol-
l-yl]-benzylamine

5 1H-NMR (400 MHz, CDC13): δ 2.58 (s, 3H), 3.27-3.37 (m, 8H), 3.80 (s, 3H),
3.98 (br s, 2H), 6.45 (dd, J= 8.60Hz, 1.86Hz, 1H), 6.52 (t, J= 2.33Hz, 1H), 6.59 (dd, J=
9.07Hz, 3.02Hz, 1H), 6.97 (dd, J= 8.60Hz, 6.75Hz, 1H), 7.20 (t, J= 8.37Hz, 1H), 7.30-
7.35 (m, 1H), 7.37-7.46 (m, 3H), 7.54-7.58 (m, 1H). Mass spectrum (LCMS, ESI pos.)
calcd. for C26H28FN5O: 446.5 (M+H). Found: 446.0.
10 Example 19
3- {7-Fluoro-6-[4-(3-fluoro-benzyl)-piperazin-1 -yl)-3-methyl-indazol-1 -
yl]-benzylamine

1H-NMR (400 MHz, CDCl3): δ 2.58 (s, 3H), 2.64 (t, J= 4.90Hz, 4H), 3.18 (t, J=
15 4.90Hz, 4H), 3.57 (s, 2H), 3.96(br s, 2H), 6.90-6.99 (m, 2H), 7.08-7.13 (m, 2H), 7.25-
7.33 (m, 3H), 7.37 (d, J= 8.37Hz, 1H), 7.41-7.45 (m, 1H), 7.52-7.56 (m, 1H). Mass
spectrum (LCMS, ESI pos.) calcd. for C26H27F2N5: 448.5 (M+H). Found: 448.1

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Example 20
3- {7-Fluoro-6-[4-(3-methoxy-benzyl)-piperazin-1 -yl)-3-methyl-indazol-
l-yl]-benzylamine

5 1H-NMR (400 MHz, CDC13): δ 2.62 (s, 3H), 2.83 (t, J=5.58Hz, 2H), 3.37 (s,
2H), 3.61 (s, 2H), 3.67 (t, J= 5.58Hz, 2H), 3.82 (s, 3H), 3.96 (s, 2H), 6.81-6.86 (m, 1H),
6.91-6.96 (m, 2H), 7.06 (dd, J= 8.37Hz, 5.81Hz, 1H), 7.30-7.34 (m, 1H), 7.40-7.45 (m,
4H), 7.69-7.74 (m, 1H). Mass spectrum (LCMS, ESI pos.) calcd. for C27H30FN5O:
460.5 (M+H). Found: 460.1.
10 Example 21
l-[l-(3-Aminomethyl-phenyl)-7-fluoro-3-methyl-lH-indazol-6-yl]-4-
pyridin-3-yl-piperazin-2-one

1H-NMR (400 MHz, CDC13): δ 2.66 (s, 3H), 3.72 (t, J= 4.7lHz, 2H), 3.91 (t,
15 J=4.71Hz, 2H), 3.98 (s, 2H), 4.14 (s, 2H), 7.11 (dd, J= 8.36Hz, 5.79Hz, 1H), 7.16-7.27
(m, 2H), 7.32-7.37 (m, 1H), 7.42-7.51 (m, 2H), 7.53-7.60(m, 2H), 8.20 (d, J= 3.86Hz,
1H), 8.34-8.38 (m, 1H). Mass spectrum (LCMS, ESI pos.) calcd. for C24H23FN6O:
431.5 (M+H). Found: 431.1.

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Example 22
1 -[ 1 -(3-Aminomethyl-phenyl)-7-fluoro-3-methyl-1H-indazol-6-yl]-4-(2-
methyanesulfonyl-phenyl)-piperazine-2-one

5 1H-NMR (CDC13): δ 2.66 (s, 3H), 3.35 (s, 3H), 3.57 (s, 2H), 3.50-3.57 (m, 2H),
3.84-3.93 (m, 2H), 3.97-4.03 (m, 4H), 7.12 (dd, J= 8.37Hz, 5.81Hz, 1H), 7.35-7.39 (m,
1H), 7.42-7.52 (m, 4H), 7.57 (d, J= 8.37Hz, 1H), 7.59-7.62 (m, 1H), 7.68-7.75 (m, 1H),
8.17 (dd, J= 7.91Hz, 1.40Hz, 1H). Mass spectrum (LCMS, ESI pos.) calcd. for C.
26H26FN5O3S: 508.6 (M+H). Found: 508.1.
10 Example 23
4-[l-(3-aminobenzo[a]isoxazol-5-yl)-7 -fluoro-3-methyl-lH-indazol-6-
yl]-3'-fluoro-biphenyl-2-sulfonic acid amide

1H-NMR (400 MHz, CD3OD): δ 2.67 (s, 3H), 7.29-7.36 (m, 3H), 7-39 (dd, J=
15 7.44Hz, 1.16Hz, 1H), 7.48-7.55 (m, 3H), 7.57 (dd, J= 7.68Hz, 1.63Hz, 1H), 7.64 (dt,
J=8.80Hz, 1.16Hz, 1H), 7.71 (d, J=8.37Hz, 1H), 7.78 (td, J= 8.84Hz, 2.32Hz, 1H), 8.00
(t, J= 2.33Hz, 1H), 8.13 (dd, J=1.16Hz, 1H). Mass spectrum (LCMS, ESI pos.) calcd.
for C27H19F2N5O3S: 532.5 (M+H). Found: 532.1.

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Example 24
5-{6-[4-(2-Dimethylaminomethyl-imidazole-l-yl)-2-fluorophenyl]-7-
fluoro-3-methyl-indazol-l-yl}benzo[a]isoxazol-3-ylamine

5 1H-NMR (400 MHz, CDC13): δ 2.30 (s, 6H), 2.69 (s, 3H), 3.45 (s, 2H), 4.48 (br
s, 2H), 7.12 (d, J= 1.40Hz, 1H), 7.16 (d, J= 1.40Hz, 1H), 7.21-7.26 (m, 1H), 7.45-7.56
(m, 3H), 7.61 (d, J= 8.14Hz, 1H), 7.70 (dd, J= 8.84Hz, L86 Hz, 1H), 7.75-7.81 (m,
2H). Mass spectrum (LCMS, ESI pos.) calcd. for C27H23F2N7O: 500.5 (M+H). Found:
500.1.
10 Example 25
l-{4-[ l-(3-Amino-benzo[a]isoxazol-5-yl)-7-fluoro-3-methyl- \H-
indazol-6-yl]-3-fluoro-phenyl} - lH-pyridin-2-one

1H-NMR (400 MHz, CDCl3): δ 1H-NMR (CDC13): 8 2.69 (s, 3H), 6.37 (dt, J=
15 6.73Hz, 1.43Hz, 1H), 6.75-6.80 (m, 1H), 7.20-7.33 (m, 2H), 7.27-7.33(m, 2H), 7.39-
.7.42 (m, 1H), 7.46-7.62 (m, 4H), 7.76 (t, J= 2.24Hz, 1H), 7.78-7.83 (m, 1H); Mass
spectrum (LCMS, ESI pos.) calcd. for C26H17F2N5O2: 470.4 (M+H). Found: 470.1

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Example 26
1 - {4-[ 1 -(3- Amino-benzo[a]isoxazol-5-yl)-7-fluoro-3-trifluorornethyl-
lH-indazol-6-yl]-3-fluoro-phenyl} - lH-pyridin-2-one

5 1H-NMR (400 MHz, CDC13): δ 6.59 (dt, J= 6.73 Hz, 1.22Hz, 1H), 6.99 (d, J=
9.18Hz, 1H), 7.32-7.37 (m, 2H), 7.43 (dd, J= 5.51Hz, 2.86Hz, 1H), 7.51 (dd, J=
5.5 lHz, 1.43Hz, 1H), 7.58-7.64 (m, 2H), 7.64-7.70 (m, 1H), 7.82-7.92 (m, 3H). Mass
spectrum (LCMS, ESI pos.)calcd. for C26H14F5N5O2: 524.4 (M+H). Found: 524.1.
Example 27
10 1 -(3-Amino-benzo[a]isoxazol-5-yl)-7-fluoro-6-[2-fluoro-4-(2-oxo-2H-
pyridin-1 -yl)-phenyl]- l//-indazole-3-carboxylic acid amide

1H-NMR (400 MHz, DDMSO-d6) δ 6.36 (dt, J= 6.73 Hz, 1.22Hz, 1H), 6.52 (d,
J= 9.00Hz, 1H), 6.58 (br s, 2H), 7.41-7.49 (m, 2H), 7.51-7.61(m, 2H), 7.64-7.77 (m,
15 4H), 7.95 (dt, J= 9.00Hz, 2.25Hz, 1H), 8.07 (br s, 1H), 8.21 (t, J= 2.24Hz, 1H), 8.24 (d,
J= 8.36Hz, 1H). Mass spectrum (LCMS, ESI pos.) calcd. for C26H16F2N6O3: 498.4
(M+H). Found: 499.1.

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Example 28
1-(3-Amino-benzo[a]isoxazol-5-yl)-7-fluoro-6-(2-oxo-2H[ 1,3' ]-
bipyridinyl-6'-yl)- lH-indazole-3-carboxylic acid amide

5 1H-NMR (DMSO): δ 6.36 (dt, J= 6.73 Hz, 1.22Hz, 1H), 6.52 (d, J= 9.00Hz,
1H), 6.58 (br s, 2H), 7.41-7.49 (m, 2H), 7.51-7.61(m, 2H), 7.64-7.77 (m, 4H), 7.94 (dt,
J= 9.00Hz, 2.45Hz, 1H), 8.07 (br s, 1H), 8.20 (t, J= 2.24Hz, 1H), 8.24 (d, J= 8.36Hz,
1H). Mass spectrum (LCMS, ESI pos.) calcd. for C25H16FN7O3: 482.4 (M+H). Found:
482.1.
10 Example 29
6'-[l-(3-Amino-benzo[a]isoxazol-5-yl)-7-fluoro-3-trifluoromethyl-lH-
indazol-6-yl]-[l,3']bipyridinyl-2-one

1H-NMR (400 MHz, DDMSO-d6) δ 6.40 (dt, J= 6.94Hz, 1.22Hz, 1H), 6.52-6.57
15 (m, 1H), 6.62 (br s, 2H), 7.54-7.60 (m, 1H), 7.69 (d, J= 8.98Hz, 1H), 7.80 (dd, J=
4.90Hz, 2.04Hz, 1H), 7.92(d, J= 8.36Hz, 1H), 7.94-8.10 (m, 4H), 8.27 (t, J= 1.63Hz,
1H), 8.85 (d, J= 2.45Hz, 1H). Mass spectrum (LCMS, ESI pos.) calcd. for
C25H14F4N6O2: 507.4 (M+H). Found: 507.1.

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Example 30
6-{6- [l-(3-Amino-benzo[a]isoxazol-5-yl)-7-fluoro-3-trifluoromethyl-
lH-indazol-6-yl]-pyridin-3-yl}-3-methyl-2,3-dihydro-lH-pyrimidin-4-
one

1H-NMR (400 MHz, DDMSO-d6) δ 3.35-3.42 (m, 5H), 6.60 (br s, 2H), 7.18 (br
s, 1H), 7.68 (d, J= 9.00Hz, 1H), 7.88 (dd, J= 7.75Hz, 1.02Hz, 1H), 7.98-8.06 (m, 3H),
8.25 (t, J= 2.04Hz, 1H), 8.53 (dd, J= 6.12Hz, 2.24Hz, 1H), 8.61 (br s, 1H), 9.39 (dd, J=
1.63Hz, 0.82Hz, 1H). Mass spectrum (LCMS, ESI pos.) calcd. for C25H17F4N7O2:
10 524.4 (M+H). Found: 524.1.
Example 31
(1 - {4- [ 1 -(3-Aminomethyl-phenyl)-7-fluoro-3-methyl-1 H-indazol-6-yl]-
3-fluoro-phenyl} -pyrrolidin-3-yl)-dimethyl-amine

15 1H-NMR (400 MHz, DDMSO-d6) δ 7.67 (d, J = 8.2 Hz, 1H), 7.58 (br s, 1H),
7.41 (m, 2H), 7.35 (d, J = 6.9 Hz, 1H), 7.28 (m, 1H), 7.17 (dd, J = 8.1 Hz, 5.5 Hz, 1H),
6.46 (m, 2H), 3.78 (s, 2H), 3.48 (dd, J = 9.2 Hz, 7.6 Hz, 1H), 3.41 (m, 1H), 3.27 (m,
1H), 3.06 (t, J = 8.7 Hz, 1H), 2.79 (m, 1H), 2.59 (s, 3H), 2.20 (s, 6H), 2.16 (m, 1H),
1.81 (m, 1H). Mass spectrum (LCMS, ESI pos.) calcd. for C27H30F2N5: 462.2 (M+H).
20 Found: 462.1.

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Example 32
{4-[ 1-(3-Aminomethyl-phenyl)-7-fluoro-3-methyl-1 H-indazol-6-yl]-3-
fluoro-phenyl}-(l-methyl-lH-imidazol-2-ylmethyl)-pyridin-3-yl-arnine

5 1H-NMR (400 MHz, CDCl3/CD3OD) δ 8.36 (m, 1H), 8.29 (m, 1H), 7.86 (m,
1H), 7.54 (m, 7H), 7.18 (m, 1H), 6.86 (m, 3H), 4.97 (s, 2H), 3.94 (s, 2H), 3.61 (s, 3H),
2.66 (s, 3H). Mass spectrum (LCMS, ESI pos.) calcd. for C31H28F2N7: 536.2 (M+H).
Found: 536.1.
Example 33
10 l-{4-[l-(3-Aminomethyl-phenyl)-7-fluoro-3-methyl-lH-indazol-6-yl]-
3-fluoro-phenyl} -piperazin-2-one

1H-NMR (400 MHz, DMSO-d6) δ 7.76 (m, 1H), 7.61 (m, 1H), 7.56 (t, J = 8.3
Hz, 1H), 7.42 (m, 3H), 7.36 (m, 2H), 7.26 (m, 1H), 3.80 (s, 2H), 3.68 (t, J = 5.0 Hz,
15 2H), 3.39 (m, 2H), 3.03 (t, J = 5.2 Hz, 2H), 2.62 (s, 3H). Mass spectrum (LCMS, ESI
pos.) calcd. for C25H24F2N5O: 448.2 (M+H). Found: 448.1.

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Example 34
3- {6- [4-( 1,1-Dioxo-1λ6-[ 1,2]thiazinan-2-yl)-phenyl]-7-fluoro-3-methyl-
indazol-1-yl }-benzylamine

5 1H-NMR (400 MHz, DMSO-d6) δ 7.74 (d, J = 8.3 Hz, 1H), 7.63 (m, 2H), 7.57
(br s, 1H), 7.43 (m, 3H), 7.37 (m, 2H), 3.79 (s, 2H), 3.70 (m, 2H), 2.60 (s, 3H), 2.17
(m, 2H), 1.83 (m, 2H), 1.27 (m, 2H). Mass spectrum (LCMS, ESI pos.) calcd. for
C25H26FN4O2S: 487.2 (M+Na). Found: 487.7.
Example 35
10 {4-[l-(3-Aminomethyl-phenyl)-7-fluoro-3-methyl- lH-indazol-6-yl]-3-
fluoro-phenyl} -methyl-pyridin-4-yl-amine

1H-NMR (400 MHz, DMSO-d6) δ 8.23 (d, J = 5.7 Hz, 1H), 8.19 (m, 1H), 7.82
(m, 1H), 7.67 (m, 1H), 7.59 (m, 2H), 7.51 (m, 1H), 7.32 (m, 3H), 7.19 (m, 1H), 6.82
15 (m, 1H), 6.65 (m, 1H), 4.14 (s, 2H), 3.37 (s, 3H), 2.63 (s, 2H). Mass spectrum (LCMS,
ESI pos.) calcd. for C27H24F2N5: 456.2 (M+H). Found: 456.2.

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Example 36
3-[7-Fluoro-6-(2-fluoro-4-pyridin-2-yl-phenyl)-3-methyl-indazol-l-yl]-
benzylamine

5 1H-NMR (400 MHz, CDCl3/CD3OD) 8 8.70 (m, 1H), 7.85 (m, 4H), 7.60 (m,
5H), 7.45 (m, 1H), 7.29 (m, 1H), 4.06 (s, 2H), 2.71 (br s, 3H), 2.01 (s, 3H). Mass
spectrum (LCMS, ESI pos.) calcd. for C26H21F2N4: 427.2 (M+H). Found: 427.0.
Example 37
5-{6-[4-(2-Chloro-pyridin-3-yl)-2-fluoro-phenyl]-7-fluoro-3- .
10 trifluoromethyl-indazol-l-yl}-benzo[d]isoxazol-3-ylamine

1H-NMR (400 MHz, CDCl3) δ 8.48 (dd, J = 4.8 Hz, 2.0 Hz, 1H), 7.84 (m, 3H),
7.73 (dd, J = 7.5 Hz, 2.0 Hz, 1H), 7.57 (m, 2H), 7.46 (m, 1H), 7.38 (m, 3H), 4.46 (s,
2H). Mass spectrum (LCMS, ESI pos.) calcd. for C26H14ClF5N5O: 542.1 (M+H).
15 Found: 542.2.

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Example 38
5- {7-Fluoro-6-[2-fluoro-4-( 1 -oxy-pyridin-2-yl)-phenyl]-3-
trifluoromethyl-indazol-1 -yl} -benzo[d]isoxazol-3-ylamine

5 1H-NMR (400 MHz, CDC13) δ 8.37 (dd, J = 6.4 Hz, 1.0 Hz, 1H), 7.81 (m, 4H),
7.71 (dd, J = 8.0 Hz, 1.7 Hz, 1H), 7.55 (m, 2H), 7.49 (dd, J = 7.9 Hz, 2.0 Hz, 1H), 7.41
(dd, J=8.2 Hz, 5.4 Hz, 1H), 7.36 (td, J = 7.7 Hz, 1.3 Hz, 1H), 7.30 (m, 1H), 4.49 (s,
2H). Mass spectrum (LCMS, ESI pos.) calcd. for C26H15F5N5O2: 524.1 (M+H).
Found: 524.1.
10 Example 39
5-(7-Fluoro-6-{2-fluoro-4-[methyl-( 1 -methyl-pyrrolidin-3-yl)-amino]-
phenyl }-3-trifluoromethyl-indazol- l-yl)-benzo[d]isoxazol-3-ylamine

1H-NMR (400 MHz, CDCl3) δ 7.80 (m, 2H), 7.71 (dd, J = 8.3 Hz, 1.2 Hz, 1H),
15 7.55 (d, J = 9.5 Hz, 1H), 7.36 (m, 2H), 6.64 (m, 1H), 6.57 (m, 1H), 4.43 (s, 2H), 2.96
(s, 3H), 2.88 (m, 1H), 2.47 (m, 2H), 2.05 (m, 2H), 1.25 (m, 5H). Mass spectrum
(LCMS, ESI pos.) calcd. for C27H24F5N6O: 543.2 (M+H). Found: 543.0.

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Example 40
l-{6-[l-(3-Amino-benzo[d]isoxazol-5-yl)-7-fluoro-3-trifluoromethyl-
lH-indazol-6-yl]-pyridin-3-yl} -4-methyl-piperazin-2-one

5 1H-NMR (400 MHz, DMSO-d6) δ 8.81 (s, 1H), 8.25 (s, 1H), 7.96 (m, 3H), 7.87
(d, J = 8.2 Hz, 1H), 7,68 (d, J = 8.9 Hz, 1H), 6.60 (s, 2H), 3.78 (m, 2H),.3.17 (m, 2H),
2.77 (m, 2H), 2.30 (s, 3H). Mass spectrum (LCMS, ESI pos.) calcd. for C25H20F4N7O2:
526.2 (M+H). Found: 526.1.
Example 41
10 l-(3-Amino-benzo[d]isoxazol-5-yl)-7-fluoro-6-[2-fluoro-4-(2-6xo-l,2-
dihydro-pyridin-3-yl)-phenyl]-lH-indazole-3-carboxylic acid amide

1H-NMR (400 MHz, DMSO-d6) δ 8.20 (m, 2H), 8.05 (m, 1H), 7.86 (m, 1H),
7.74 (m, 1H), 7.66 (m, 1H), 7.56 (m, 1H), 7.46 (m, 1H), 7.24 (s, 1H), 6.57 (m, 1H),
15 6.34 (m, 1H), 3.53 (m, 1H). Mass spectrum (LCMS, ESI pos.) calcd. for
C26H17F2N6O3: 499.1 (M+H). Found: 499.1.

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Example 42
1- {4-[l-(3-Amino-benzo[d]isoxazol-5-yl)-7-fluoro-3-trifluoromethyl-
lH-indazol-6-yl]-3-fluoro-phenyl} -tetrahydro-pyrimidin-2-one

5 1H-NMR (400 MHz, DMSO-d6) δ 8.23 (s, 1H), 7.94 (m, 1H), 7.86 (d, J = 8.4
Hz, 1H), 7.66 (d, J = 8.8 Hz, 1H), 7.49 (m, 2H), 7.40 (dd, J = 12.7 Hz, 2.0 Hz, 1H),
7.31 (dd, J = 8.3 Hz, 2.0 Hz, 1H), 6.84 (s, 2H), 6.60 (m, 1H), 3.69 (m, 2H), 3.23 (m,
2H), 1.97 (m,2H). Mass spectrum (LCMS, ESI pos.) calcd. for C25H18F5N6O2: 529.1
(M+H). Found: 529.1.
10 Example 43
l-(3-Amino-benzo[d]isoxazol-5-yl)-7-fluoro-6-[5-(3-oxo-morpholin-4-
yl)-pyridin-2-yl]-lH-indazole -3-carboxylic acid amide;
methanesulfonic acid salt

15 1HNMR (400MHz,DMSO) δ 8.85 (d, J = 2.5 Hz, 1H), 8.22-8.19 (m, 2H), 8.06
(br s, 1H), 8.02-7.86 (m, 4H), 7.69-7.66 (m, 2H), 4.27 (s, 2H), 4.03-4.01 (m, 2H), 3.87-
3.85 (m, 2H), 2.32 (s, 3H). Mass spectrum (LCMS, ESI pos.) calcd. for C24H19FN7O4
(M+H): 488.1. Found: 488,2.

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Example 44
1 -(3-amino-benzo[d]isoxazol-5-yl)-7-fluoro-6-(2-oxo-1 '-oxy-3,4,5,6-
tetrahydr o-2H-[l,3']bipyridinyl-6'-yl)-lH-indazole-3-carboxylic acid
amide, methanesulfonic acid salt

1H NMR (400 MHz, DMSO) δ 8.51 (d, J = 1.4 Hz, 1H), 8.20-7.65 (m, 7H),
7.51-7.44 (m, 2H), 3.69 (t, J = 5.9 Hz, 2H), 2.44 (t, J = 6.5 Hz, 2H), 2.31 (s, 3H), 1.86-
1.83 (m, 4H). Mass spectrum (LCMS, ESI pos.) calcd. for C25H21FN7O4 (M+H): 502.1.
Found: 502.1.
10 Example 45
l-(3-Amino-benzo[d]isoxazol-5-yl)-7-fluoro-6-[2-fluoro-4-(methyl-
pyridin-2-yl-amino)-phenyl]-lH-indazole-3-carboxylic acid amide

1HNMR (400 MHz, CDCl3/drop of CD3OD) δ 8.22-8.10 (m, 2H), 7.87-7.72
15 (m, 2H), 7.43-7.28 (m, 4H), 7.09-6.69 (m, 4H), 3.48 (s, 3H). Mass spectrum (LCMS,
ESI pos.) calcd. for C27H20F2N7O4 (M+H): 512.1. Found: 512.2.

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Example 46
1 -[ 1 -(3-Amino-benzo[d]isoxazol-5-yl)-7-fluoro-3-trifluoromethyl-1H-
indazol-6-yl]-4-(2-oxo-l,2-dihydro-pyridin-3-yl)-piperazin-2-one;
methanesulfonic acid salt

1HNMR (400 MHz, CDCl3/drop of CD3OD) δ 7.91-7.90 (m, 1H), 7.79-7.76
(m, 1H), 7.74-7.71 (m,lH), 7.67-7.64 (m, 1H), 7.52-7.06 (m, 2H), 6.89 (d, J = 7.4 Hz,
1H), 6.38-6.35 (m, 1H), 3.90 (s, 2H), 3.82-3.80 (m, 2H), 3.71-3.68 (m, 2H), 2.82 (s,
3H).
10 Mass spectrum (LCMS, ESI pos.) calcd. for C24H18F4N7O3 (M+H): 528.1.
Found: 527.9.
Example 47
1-{4-[ l-(3-Aminobenzo[d]isoxazol-5-yl)-7-fluoro-3-trifluoromethyl-1H-
indazol-6-yl]-3-fluorophenyl} -piperidin-2-one

1HNMR (400 MHz, CDCl3): 7.84 (t, J= 2.2 Hz, 1H), 7.82-7.78 (m, 1H), 7.77
(dd, J= 0.8, 8.6 Hz, 1H), 7.54 (d, J= 8.9 Hz, 1H), 7.41 (t, J= 8.3 Hz, 1H), 7.36 (dd, J=
5.6, 8.4 Hz, 1H), 7.21-7.14 (m, 2H), 4.56 (br s, 2H), 3.69 (t, J= 5.5 Hz, 2H), 2.59 (t, J=
6.4 Hz, 2H), 2.04-1.94 (m, 4H). Mass Spectrum (LCMS, ESI, pos.) Calcd. for
20 C26H19F5N5O2: 528.15 (M+H). Found: 528.2.

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Example 48
l-{4-[l-(3-Amino-6-fluorobenzo[d]isoxazol-5-yl)-7-fluoro-3-methyl-
iH-indazol-6-yl]-3-fluorophenyl}-piperidin-2-one

5 1H-NMR (400 MHz, CDC13): 7.76 (d, J= 6.9 Hz, 1H), 7.56 (d, J= 8.3 Hz, 1H),
7.42 (t, J= 8.3 Hz, 1H), 7.30 (d, J= 9.2, Hz, 1H), 7.20 (dd, J= 5.7, 7.8 Hz, 1H), 7.18-
7.11 (m, 2H), 4.45 (br s, 2H), 3.68 (t, J= 5.6 Hz, 2H), 2.67 (s, 3H), 2.59 (t, J= 6.3 Hz,
2H), 2.01-1.91 (m, 4H). Mass Spectrum (LCMS, ESI, pos.) Calcd. for C26H21F3N5O2:
492.16 (M+H). Found: 492.2.
10 Example 49
l-{4-[l-(3-Amino-6-fluorobenzo[d]isoxazol-5-yl)-7-fluoro-3-trifluoro
methyl-1 H-indazol-6-yl]-3-fluorophenyl} -piperidin-2-one

1H-NMR (400 MHz, CDCl3): 7.84 (d, J= 6.8 Hz, 1H), 7.76 (dq, J= 0.93, 8.5 Hz,
15 1H), 7.42 (t, J= 8.0 Hz, 1H), 7.37 (ddd, J= 0.6, 5.8, 8.5 Hz, 1H), 7.35 (d, J= 9.1 Hz,
1H), 7.21-7.14 (m, 2H), 4.46 (br s, 2H), 3.69 (t, J= 5.5 Hz, 2H), 2.59 (t, J= 6.1 Hz, 2H),
2.01-1.89 (m, 4H). Mass Spectrum (LCMS, ESI, pos.) Calcd. for C26H18F6N5O2: 546.14
(M+H). Found: 546.2.

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Example 50
1- {4-[ 1 -(3-Amino-6-methoxybenzo[d]isoxazol-5-yl)-7-fluoro-3-trifluoro
methyl-lH-indazol-6-yl]-3-fluorophenyl}-piperidin-2-one

5 1H-NMR (400 MHz, CDC13): 7.73 (d, J= 8.8 Hz, 1H), 7.71 (s, 1H), 7.37 (t, J=
8.3 Hz, 1H), 7.31 (dd, J= 5.5, 8.3 Hz, 1H), 7.18-7.12 (m, 2H), 7.02 (s, 1H), 4.44 (br s,
2H), 3.83 (s, 3H), 3.68 (t, J= 5.8 Hz, 2H), 2.59 (t,.J= 6.3 Hz, 2H), 2.02-1.91 (m, 4H).
Mass Spectrum (LCMS, ESI, pos.) Calcd. for C27H21F5N5O3: 558.16 (M+H). Found:
558.0.
10 Example 51
1 -(3-Aminobenzo[d]isoxazol-5-yl)-7-fluoro-6-[2-fluoro-4-(2-oxo-
piperidin-1-yl)-phenyl]-1 H-indazole-3-carboxamide

1H-NMR (400 MHz, CDCl3): 8.31 (d, J= 8.4 Hz, 1H), 7.84-7.78 (m, 2H), 7.57
15 (d, J= 8.8 Hz, 1H), 7.43 (t, J= 8.3 Hz, 1H), 7.34 (dd, J= 5.8, 8.4 Hz, 1H), 7.21-7.14 (m,
2H), 6.96 (br s, 1H), 5.55 (br s, 1H), 4.49 (br s, 2H), 3.69 (t, J= 5.4 Hz, 2H), 2.59 (t,
J=6.3 Hz, 2H), 2.02-1.92 (m, 4H). Mass Spectrum (LCMS, ESI, pos.) Calcd. for
C26H21F2N6O3: 503.16 (M+H). Found: 503.1.

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Example 52
1 - {4-[ 1 -(3-Amino-6-hydroxybenzo[d]isoxazol-5-yl)-7-fluoro-3-trifluoro
methyl- lH-indazol-6-yl]-3-fluorophenyl }-piperidin-2-one

5 1H-NMR (400 MHz, CDCl3/d4-MeOH): 7.70 (d, J= 8.4 Hz, 1H), 7.58 (s, 1H),
7.45 (t, J= 8.3 Hz, 1H), 7.29 (dd, J= 5.6, 8.4 Hz, 1H), 7.15-6.95 (m, 2H), 6.75 (s, 1H),
3.69 (t, J= 5.5 Hz, 2H), 2.57 (t, J= 6.3 Hz, 2H), 2.03-1.93 (m, 4H). Mass Spectrum
(LCMS, ESI, pos.) Calcd. for C26H19F5N5O3: 544.14 (M+H). Found: 544.1.
Example 53
10 l-(3-Aminobenzo[d]isoxazol-5-yl)-7-fluoro-6-[2-fluoro-4-(methyl-
pyridin-4-yl-amino)-phenyl]-1 H-indazole-3-carboxamide

1H-NMR (400 MHz, d6-DMSO): 8.24-8.19 (m, 4H), 8.07 (br s, 1H), 7.94 (dt, J=
2.2, 8.9 Hz, 1H), 7.69-7.65 (m, 2H), 7.60 (t, J= 8.4 Hz, 1H), 7.44 (dd, J= 5.6, 8.0 Hz,
15 1H), 7.34 (dd, J= 2.1, 11.7 Hz, 1H), 7.26 (dd, J= 2.2, 8.3 Hz, 1H), 6.83-6.80 (m, 2H),
6.59 (br s, 2H), 3.36 (s, 3H). Mass Spectrum (LCMS, ESI, pos.) Calcd. for
C27H20F2N7O2: 512.16 (M+H). Found: 512.2.

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Example 54
l-(3-Aminobenzo[d]isoxazol-5-yl)-7-fluoro-6-(2-oxo-3,4,5,6-
tetrahydro:2H-[l,3']bipyridinyl-6'-yl)-lH-indazole-3-carboxamide

5 1H-NMR (400 MHz, d6-DDMSO): 8.72 (dd, J= 0.8, 2.3 Hz, 1H), 8.22 (t, J= 2.4
Hz, 1H), 8.20 (d, J= 8.6 Hz, 1H), 8.06 (br s, 1H), 8.00 (dt, J= 2.2, 8.9 Hz, 1H), 7.92-
7.84 (m, 3H), 7.68 (d, J= 8.7 Hz, 1H), 7.67 (br s, 1H), 6.60 (s, 2H), 3.71 (t, J= 5.5 Hz,
2H), 2.45 (t, J= 6.3 Hz, 2H), 1.94-1.83 (m, 4H). Mass Spectrum (LCMS, ESI, pos.)
Calcd. for C25H21FN7O3: 486.17 (M+H). Found: 486.2.
10 Example 55
l-(3-Arnino-6-methoxybenzo[d]isoxazol-5-yl)-7-fluoro-6-[4-(2-oxo-
piperidin-l-yl)-phenyl]-lH-indazole-3-carboxamide

1H-NMR (400 MHz, CDCl3): 8.14 (d, J= 8.4 Hz, 1H), 8.08 (s, 1H), 8.00 (br s,
15 1H), 7.59 (br s, 1H), 7.58 (d, J= 8.6 Hz, 2H), 7.46 (dd, J= 6.4, 8.4 Hz, 1H), 7.38 (d, J=
8.7 Hz, 2H), 7.37 (s, 1H), 6.46 (s, 2H), 3.81 (s, 3H), 3.64 (t, J= 5.4 Hz, 2H), 2.41 (t, J=
6.3 Hz, 2H), 1.92-1.80 (m, 4H). Mass Spectrum (LCMS, ESI, pos.) Calcd. for
C27H24FN6O4: 515.18 (M+H). Found: 515.1.

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Example 56
1 -(3-Amino-6-methoxybenzo[d]isoxazol-5-yl)-7-fluoro-6-(2-oxo-
3,4,5,6-tetrahydro-2H-[l,3']bipyridinyl-61-yl)-lH-indazole-3-
carboxamide

1H-NMR (400 MHz, d6-DDMSO): 8.71-8.69 (m, 1H), 8.16 (d, J= 8.5 Hz, 1H),
8.10 (s, 1H), 8.02 (br s, 1H), 7.84 (dd, J= 6.4, 8.5 Hz, 1H), 7.83-7.81 (m, 1H), 7.82 (br
s, 1H), 7r61 (br s, 1H), 7.39 (s, 1H), 6.46 (s, 2H), 3.81 (s, 3H), 3.70 (t, J= 5.5 Hz, 2H),
2.44 (t, J= 6.4 Hz, 2H), 1.95-1.80 (m, 4H). Mass Spectrum (LCMS, ESI, pos.) Calcd.
10 for C26H23FN7O4:516.18(M+H).Found:516.1.
Example 57
l-(3-Amino-6-methoxybenzo[d]isoxazol-5-yl)-7-fluoro-6-(2-oxo-2H-
[1,3']bipyridinyl-6'-yl)-1 H-indazole-3-carboxamide

15 1H-NMR (400 MHz, d6-DDMSO): 8.81 (d, J= 2.5 Hz, 1H), 8.20 (d, J= 8.5 Hz,
1H), 8.12 (s, 1H), 8.03 (br s, 1H), 8.01 (dd, J= 2.6, 8.6 Hz, 1H), 7.94 (dd, J= 1.2, 8.4
Hz, 1H), 7.88 (dd, J= 6.3, 8.4 Hz, 1H), 7.79 (dd, J=1.9, 6.9 Hz, 1H), 7.63 (br s, 1H),
7.56 (ddd, J= 2.0, 6.6, 9.0 Hz, 1H), 7.39 (s, 1H), 6.54 (d, J= 9.3 Hz, 1H), 6.47 (s, 2H),
6.39 (dt, J= 1.1, 6.7 Hz, 1H), 3.82 (s, 3H). Mass Spectrum (LCMS, ESI, pos.) Calcd.
20 for C26H19FN7O4: 512.15 (M+H). Found: 512.1.

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Example 58
1 -(3-Amino-benzo[d]isoxazol-5-yl)-6- {4- [(2-dimethylamino-ethyl)-
pyridin-4-yl-amino]-2-fluoro-phenyl}-7-fluoro-lH-indazole-3-
carboxamide dimesylate salt

1H-NMR (400 MHz, d4-DMeOH): 8.27 (d, J= 6.9 Hz, 2H), 8.28 (d, J= 8.4 Hz,
1H), 8.11 (t, J=2.2 Hz, 1H), 7.89 (dt, J= 2.3, 8.9 Hz, 1H), 7.79 (t, J=8.1 Hz, 1H), 7.59
(d, J= 8.9 Hz, 1H), 7.49-7.38 (m, 3H), 7.09 (d, J= 5.9 Hz, 2H), 4.36-4.29 (m, 2H), 3.40-
3.34 (m, 2H), 2.84 (br s, 6H), 2.70 (s, 6H). Mass Spectrum (LCMS, ESI, pos.) Calcd.
10 for C30H27F2N802: 569.22 (M+H). Found: 569.1.
Example 59
l-(3-Amino-benzo[d]isoxazol-5-yl)-6-{4-[(3-dimethylamino-propyl)-
pyridin-4-yl-amino]-2-fluoro-phenyl} -7-fluoro-1 H-indazole-3-
carboxamide dimesylate salt

1H-NMR (400 MHz, d4-MeOH): 8.28 (d, J= 8.4 Hz, 1H), 8.24 (d, J= 7.3 Hz,
2H), 8.11 (t, J=2.2 Hz, 1H), 7.89 (dt, J= 2.4, 8.9 Hz, 1H), 7.79 (t, J=8.1 Hz, 1H), 7.59
(d, J= 8.9 Hz, 1H), 7.47 (dd, J= 2.2,10.0 Hz, 1H), 7.44-7.38 (m, 2H), 7.09 (br s, 2H),
4.09-4.03 (m, 2H), 3.27-3.21 (m, 2H), 2.90 (s, 6H), 2.70 (s, 6H), 2.23-2.13 (m, 2H).

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Mass Spectrum (LCMS, ESI, pos.) Calcd. for C31H29F2N8O2: 583.24 (M+H). Found:
583.2.
Example 60
1 -(3-Amino-6-hydroxy-benzo[d] isoxazol-5-yl)-6- {4- [(3-dimethylamino-
5 propyl)-pyridin-4-yl-amino]-2-fluoro-phenyl}-7-fluoro-lH-indazole-3-
carbamide bis-(trifluoroacetate) salt

1H-NMR (400 MHz, d4-MeOH): 8.23 (d, J=8.4 Hz, 1H), 8.22 (d, J= 7.4 Hz,
2H), 7.91 (s, 1H), 7.74 (t, J=8.1 Hz, 1H), 7.42 (dd, J=2.0, 10.2 Hz, 1H), 7.37 (d, J=8.3
10 Hz, 1H), 7.36 (dd, J=4.3, 8.2 Hz, 1H), 7.05 (br d, J=6.1 Hz, 2H), 6.94 (s, 1H), 4.07-4.01
(m, 2H), 3.25-3.20 (m, 2H), 2.88 (s, 6H), 2.22-2.13 (m, 2H). Mass Spectrum (LCMS,
ESI, pos.) Calcd. for C31H29F2N8O3: 599.23 (M+H). Found: 599.4.
Example 61
l-(3-Amino-benzo[d]isoxazol-5-yl)-6-{4-[(2-dimethylamino-ethyl)-
15 phenyl-amino]-2-fluoro-phenyl}-7-fluoro-lH-indazole-3-carboxamide
mesylate salt

1 H-NMR (400 MHz, de-DDMSO): 9.48 (br s, 1H), 8.19 (br s, 1H), 8.17 (d,
J=8.4 Hz, 1H), 8.03 (br s 1H), 7.91 (dt, J= 2.1, 8.8 Hz, 1H), 7.66 (d, J= 8.9 Hz, 1H),

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7.64 (br s, 1H), 7.50-7.45 (m, 2H), 7.38-7.32 (m, 2H), 7.29 (d, J=7.8 Hz, 2H), 7.27 (t,
J= 7.8 Hz, 1H), 6.81 (dd, J= 2.2,13.3 Hz, 1H), 6.67 (dd, J= 2.3,8.6 Hz, 1H), 6.58 (br s,
2H), 4.12-4.05 (m, 2H), 3.37-3.31 (m, 2H), 2.85 (br s, 3H), 2.84 (br s, 3H), 2.30 (s,
3H).
5 Mass Spectrum (LCMS, ESI, pos.) Calcd. for C31H28F2N7O2: 568.23 (M+H).
Found: 568.1.
Example 62
1-(3-Amino-benzo[d]isoxazol-5-yl)-6- {4-[(2-dimethylamino-ethyl)-
pyridin-3-yl-amino]-2-fluoro-phenyl}-7-fluoro-1 H-indazole-3-
10 carboxamide dimesylate salt

1H-NMR (400 MHz, d6-DDMSO): 9.64 (br s, 1H), 8.55 (d, J=2.0 Hz, 1H), 8.43
(d, J= 4.8 Hz, 1H), 8.22 (d, J= 8.3 Hz, 1H), 8.21 (br s, 1H), 8.06 (br s, 1H), 7.94-7.89
(m, 2H), 7.71 (dd, J= 5.2, 8.4 Hz, 1H), 7.67 (d, J= 8.7 Hz, 1H), 7.66 (br s, 1H), 7.56 (t,
15 J= 8.5 Hz, 1H), 7.39 (dd, J= 6.0, 8.3 Hz, 1H), 7.23 (d, J= 12.8 Hz, 1H), 7.07 (d, J= 8.3
Hz, 1H), 6.58 (br s, 2H), 4.22-4.16 (m, 2H), 3.42-3.36 (m, 2H), 2.85 (br s, 3H), 2.84 (br
s, 3H), 2.33 (s, 6H). Mass Spectrum (LCMS, ESI, pos.) Calcd. for C30H27F2N8O2:
569.22 (M+H). Found: 569.2.

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Example 63
l-(3-Amino-benzo[d]isoxazol-5-yl)-6-{4-[(3-cyano-phenyl)-(2-
dimethylamino-ethyl)-amino]-2-fluoro-phenyl}-7-fluoro-lH-indazole-3-
carboxamide mesylate salt

1H-NMR (400 MHz, d6-DDMSO): 9.41 (br s, 1H), 8.23-8.19 (m, 2H), 8.04 (br
s, 1H), 7.92 (d, J= 8.8 Hz, 1H), 7.66 (d, J= 8.8 Hz, 2H), 7.66 (br s, 1H), 7.55 (d, J= 5.1
Hz, 2H), 7.50-7.41 (m, 2H), 7.38 (dd, J= 6.0, 7.9 Hz, 1H), 7.09 (dd, J= 1.6, 12.6 Hz,
1H), 6.92 (dd, J=1.8, 8.5 Hz, 1H), 6.57 (br s, 2H), 4.17-4.09 (m, 2H), 3.36-3.30 (m,
10 2H), 2.85(br s, 3H), 2.84 (br s, 3H), 2.29 (s, 3H). Mass Spectrum (LCMS, ESI, pos.)
Calcd. for C32H27F2N8O2: 593.22 (M+H). Found: 593.1.
Example 64
l-(3-Amino-benzo[d]isoxazol-5-yl)-6-{4-[(3-carbamoyl-phenyl)-(2-
dimethylamino-ethyl)-amino]-2-fluoro-phenyl} -7-fluoro- lH-indazole-3-
15 carboxamide mesylate salt

1H-NMR (400 MHz, d6-DDMSO): 9.45 (br s, 1H), 8.19 (br s, 1H), 8.17 (d, J=
8.7 Hz, 1H), 8.02 (br s, 2H), 7.91 (d, J=9.0 Hz, 1H), 7.76-7.72 (m, 2H), 7.66 (d, J=9.0
Hz, 1H), 7.64 (br s, 1H), 7.54 (t, J= 8.0 Hz, 1H), 7.48 (br s, 1H), 7.45-7.31 (m, 3H),
20 6.87 (d, J=13.4 Hz, 1H), 6.70 (d, J= 9.5 Hz, 1H), 6.57 (br s, 2H), 4.15-4.08 (m, 2H),

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3.38-3.32 (m, 2H), 2.85 (br s, 3H), 2.84 (br s, 3H), 2.29 (s, 3H). Mass Spectrum
(LCMS, ESI, pos.) Calcd. for C32H29F2N8O3: 611.23 (M+H). Found: 611.1.
Example 65
1 -(3-Amino-benzo[d]isoxazol-5-yl)-6-[4-(2-dimethylaminomethyl-
5 pyridin-3-yl)-2-fluoro-phenyl]-7-fluoro-lH-indazole-3-carboxylicacid
amide

1H-NMR (400 MHz, DDMSO-d6) 8 8.59 (dt, J= 4.75, 1.58 Hz), 8.25-8.20 (m,
2H), 8.07 (br s, 1H) 7.95 (dt, J= 8.84, 1.71 Hz, 1H), 7.83 (dt J= 7.76, 1.54 Hz, 1H),
10 7.74 (m, J= 11.51 Hz, 1H), 7.69-7.64 (m, 3H), 7.56 (dt, J= 7.94, 1.47 Hz, 1H), 7.50-
7.44 (m, 2H), 6.59 (br s, 2H), 3.44 (s, 2H), 2.17 (s, 6H); Mass spectrum (LCMS, ESI
pos.) calcd. for C29H23F2N7O2: 540.2 (M+H). Found: 540.2.
Example 66
1 -(3-Amino-benzo[d]isoxazol-5-yl)-6-[4-(3-dimethylaminomethyl-
15 pyridin-4-yl)-2-fluoro-phenyl]-7-fluoro-lH-indazole-3-carboxylic acid
amide

1H-NMR (400 MHz, DDMSO-d6) 8 8.64 (br s, 1H), 8.56 (d, J= 5.00 Hz, 1H),
8.24 (d, J= 8.39 Hz, 1H), 8.22 (m, 1H), 8.07 (s, 1H), 7.95 (dt, J= 8.92, 2.26 Hz), 7.72-
20 7.66 (m, 4H), 7.53 (dd, J= 1.52,7.95 Hz, 2H), 7.48 (dd, J= 5.81, 8.23 Hz, 1H), 7.41 (d,

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J= 5.03 Hz, 1H), 6.59 (br s, 2H), 3.39 (s, 2H), 2.13 (s, 6H); Mass spectrum (LCMS, ESI
pos.) calcd. for C29H23F2N7O2: 540.2 (M+H). Found: 540.1.
Example 67
l-(3-Amino-benzo[d]isoxazol-5-yl)-6-[4-(5-dimethylaminomethyl-lH-
5 pyrazol-4-yl)-2-fluoro-phenyl]-7-fluoro-lH-indazole-3-carboxylic acid
amide

1H-NMR (400 MHz, DMSO-d6) 5 8.23-8.20 (m, 2H), 8.06 (s, 1H), 7.93 (m, J=
8.89 Hz, 1H), 7.68-7.66 (m, 3H), 7.59-7.53 (m, 2H), 7.44 (dd, J= 6.29, 8.00 Hz, 1H),
10 7.29 (br s, 1H), 6.69 (br s, 1H), 6.59 (s, 2H), 3.35 (s, 2H), 1.76 (s, 6H); Mass spectrum
(LCMS, ESI pos.) calcd. for C27H22F2N8O2: 529.2 (M+H). Found: 529.1.
Example 68
l-(3-Amino-benzo[d]isoxazol-5-yl)-6-[4-(3-dimethylaminomethyl-
pyridin-2-yl)-2-fluoro-phenyl]-7-fluoro-lH-indazole-3-carboxylic acid
15 amide

1H-NMR (400 MHz, DMSO-d6) 5 8.59 (dd, J=1.6Hz, J=4.7Hz, 1H), 8.22 (d,
J=8.4Hz, 1H), 8.20 (t, J=1.9Hz, 1H), 8.06 (br s, 1H), 7.93 (dt, J= 8.75,2.28 Hz, 1H),
7.89 (dd, J= 1.53, 7.78 Hz, 1H), 7.75 (dd, J= 10.55,1.29 Hz, 1H), 7.66-7.61 (m, 4H),

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7.47 (dd, J= 5.83, 8.23 Hz, 1H), 7.42 (dd, J= 4.71,7.75 Hz, 1H), 6.57 (s, 2H), 3.40 (s,
2H), 2.13 (s, 6H); Mass spectrum (LCMS, ESI pos.) calcd. for C29H23F2N7O2: 540.2
(M+H). Found: 540; 1.
Example 69
5 l-(3-Amino-benzo[d]isoxazol-5-yl)-6-[4-(4-dimethylaminomethyl-
pyridin-3-yl)-2-fluoro-phenyl]-7-fluoro-lH-indazole-3-carboxylic acid
amide

1H-NMR (400 MHz, DMSOd6) δ 8.57 (d, J= 5.04 Hz, 1H), 8.49 (s, 1H), 8.22
10 (d, J= 8.38 Hz, 1H), 8.20 (t, J= 1.96 Hz, 1H), 8.06 (br s, 1H), 7.93 (dt, J= 8.86, 2.28 Hz,
1H), 7.66-7.62 (m, 3H), 7.54 (m, 2H), 7.47 (dd, J= 5.80, 8.23 Hz, 1H), 7.42 (dd, J=
1.56, 7.91 Hz, 1H), 6.57 (s, 2H), 3.40 (s, 2H), 2.11 (s, 6H); Mass spectrum (LCMS, ESI
pos.) calcd. for C29H23F2N7O2: 540.2 (M+H). Found: 540.2.
Example 70
15 l-{4-[ l-(3-Amino-benzo[d]isoxazol-5-yl)-7-fluoro-3-hydroxymethyl-
1 H-indazol-6-yl]-3-fluoro-phenyl} -piperidin-2-one

1H-NMR (400 MHz, CDCl3) δ 7.77-7.73 (m, 2H), 7.72 (d, J= 8.34 Hz, 1H),
7.48 (d, J= 8.67 Hz, 1H), 7.40 (t, J= 8.27 Hz, 1H), 7.20 (dd, J= 5.63, 8.19 Hz, 1H), 7.16
20 (dd, J= 2.07, 5.87 Hz, 1H), 7.14 (dd, J= 8.93, 1.93 Hz, 1H), 5.12 (s, 2H), 4.67 (s, 1H),

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4.56 (s, 2H), 3.68 (t, J= 5.53,2H), 2.59 (t, J= 6.28 Hz, 2H), 2.00-1.92 (m, 4H); Mass
spectrum (LCMS, ESI pos.)calcd. for C26H21F2N5O3: 490.2 (M+H). Found: 490.1.
Example 71
l-(3-Amino-benzo[d]isoxazol-5-yl)-7-fluoro-6-[2-hydroxy-4-(2-oxo-
5 piperidin-l-yl)-phenyl]-lH-indazole-3-carboxylic acid amide

1H-NMR (400 MHz, DMSO-d6) δ 9.78 (s, 1H), 8.18 (t, J= 2.09 Hz, 1H), 8.12
(d, J= 8.38 Hz, 1H), 8.02 (s, 1H), 7.90 (dt, J= 9.20, 2.10 Hz, 1H), 7.65 (d, J= 8.97 Hz,
1H), 7.63 (s, 1H), 7.35 (dd, J= 5.76,8.31 Hz, 1H), 7.26 (d, J= 8.25 Hz, 1H), 6.87 (d, J=
10 1.98 Hz, 1H), 6.81 (dd, J= 2.00, 8.11 Hz, 1H), 6.58 (s, 2H), 3.60 (t, J= 5.41 Hz, 2H),
2.40 (t, J= 6.02 Hz), 1.85 (m, 4H); Mass spectrum (LCMS, ESI pos.) calcd. for
C26H21FN6O4: 501.2 (M+H). Found: 501.1.
Example 72
1 -(3-Amino-benzo[d]isoxazol-5-yl)-6-[4-(2-dimethylaminomethyl-
15 imidazol-1 -yl)-2-fluoro-phenyl]-7-fluoro-lH-indazole-3-carboxylic acid
amide

1H-NMR (400 MHz, CD3OD) δ 8.28 (d, J= 8.40 Hz, 1H), 8.13 (t, J= 2.28 Hz,
1H), 7.91 (dt, J= 8.89, 2.32 Hz, 1H), 7.74 (dd, J= 2.00, 10.78 Hz, 1H), 7.69 (t, J= 8.06
20 Hz, 1H), 7.60 (d, J= 8.79 Hz, 1H), 7.57 (td, J= 6.44, 1.97 Hz, 1H), 7.44 (dd, J= 8.15,

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5.46 Hz, 1H), 4.23 (s, 1H), 3.52 (s, 2H), 2.25 (s, 6H); Mass spectrum (LCMS, ESI pos.)
calcd. for C27H22F2N8O2: 529.2 (M+H). Found: 529.1.
Example 73
1 -(3-Amino-benzo[d]isoxazol-5-yl)-7-fluoro-6-[2-methoxy-4-(2-oxo-
5 piperidin-l-yl)-phenyl]-lH-indazole-3-carboxylic acid amide

1H-NMR (400 MHz, DMSO-d6) δ 8.17 (t, J= 2.22 Hz, 1H), 8.13 (d, J= 8.35 Hz,
1H), 8.02 (br s, 1H), 7.91 (dt, J= 8.84,2.28 Hz, 1H), 7.65 (d, J= 8.94 Hz, 1H), 7.60 (s,
1H), 7.32 (dt, J= 8.36, 2.93 Hz, 2H), 7.07 (d, J= 1.78 Hz, 1H), 6.96 (dd, J= 1.82, 8.07
10 Hz, 1H), 6.58 (s, 2H), 3.66 (t, J= 5.58 Hz, 2H), 2.41 (t, J= 6.35 Hz, 2H), 1.86 (m, 4H);
Mass spectrum (LCMS, ESI pos.) calcd. for C27H23FN6O4: 515.2 (M+H). Found:
515.1.
Example 74
1 -(3-Amino-benzo[d]isoxazol-5-yl)-7-fluoro-6-[4-(2-oxo-2H-pyridin-1 –
15 yl)-phenyl]-lH-indazole-3-carboxylic acid amide

1H-NMR (400 MHz, DMSO-d6) δ 8.22 (d, J= 8.31 Hz, 1H), 8.22 (m, 1H), 8.06
(br s, 1H), 7.99 (dt, J= 8.85, 2.09 Hz, 1H), 7.77 (d, J= 7.85 Hz, 2H), 7.72 (dd, J= 1.73,
6.89 Hz, 1H), 7.67 (d, J= 8.73 Hz, 1H), 7.66 (s, 1H), 7.57-7.51 (m, 4H), 6.60 (s, 2H),

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6.51 (d, J= 9.13 Hz, 1H), 6.35 (td, J= 6.75,1.11 Hz, 1H); Mass spectrum (LCMS, ESI
pos.) calcd. for C26H17FN6O3: 481.1 (M+H). Found: 481.2.
Example 75
3-{7-Fluoro-6-[2-fluoro-4-(2-oxo-piperidin-l-yl)-phenyl]-3-methyl-
5 indazol-l-yl}-benzamidine

1H-NMR (400 MHz, CD3OD) δ 8.10 (m, J= 1.77 Hz, 1H), 7.98 (m, J= 7.47 Hz,
1H), 7.84 (dt, J= 7.99,1.00 Hz, 1H), 7.77 (d, J= 7.91 Hz, 1H), 7.75 (d, J= 8.25 Hz, 1H),
7.56 (t, J= 8.28 Hz, 1H), 7.31 (dd, J= 4.62,7.20 Hz, 1H), 7.29 (s, 1H), 7.28 (d, J= 10.47
10 Hz, 1H), 3.77 (t, J= 5.58 Hz, 2H), 2.70 (s, 3H), 2.57 (t, J= 6.33 Hz, 2H), 2.01 (m, 4H);
Mass spectrum (LCMS, ESI pos.) calcd. for C26H23F2N5O: 460.2 (M+H). Found:
460.2.
Example 76
3- {7-Fluoro-6-[4-(2-methanesulfonyl-phenyl)-piperazin-1 -yl]-3-methyl-
15 indazol-l-yl)-benzylamine

1H-NMR (400 MHz, CDCl3) δ 8.12 (dd, J= 1.49, 7.93 Hz, 1H), 7.67 (ddd, J=
1.53, 7.84, 7.81 Hz, 1H), 7.59 (s, 1H), 7.49-7.34 (m, 6H), 7.02 (dd, J= 6.75, 8.51 Hz,
1H), 4.00 (s, 2H), 3.40 (s, 3H), 3.37 (br s, 1H), 2.61 (s, 3H), 2.27 (br s, 4H); Mass
20 spectrum (LCMS, ESI pos.) calcd. for C26H28FN5O2S: 494.2 (M+H). Found: 494.1.

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Example 77
3-{7-Fluoro-6-[2-fluoro-4-(2-oxo-piperidin-l-yl)-phenyl]-3-methyl-
indazol-1-yl}-benzamide

5 1H-NMR (400 MHz, CDCl3) δ 8.04 (dt, J= 3.28, 1.72 Hz, 1H), 7.85 (dt, J=
7.74, 1.07 Hz, 1H), 7,81 (m, J= 8.03, Hz, 1H), 7.58 (d, J= 6.88 Hz, 1H), 7.56 (d, J=
8.20 Hz, 1H), 7.45 (t, J= 8.28 Hz, 1H), 7.21 (dd, J= 4.83,7.44 Hz, 1H), 7.19 (d, J= 6.03
Hz, 1H), 7.17 (dd, J= 11.07,1.99 Hz, 1H), 6.34 (br s, 1H), 5.82 (br s, 1H), 3.71 (t, J=
5.54 Hz, 2H), 2.68 (s, 3H), 2.61 (t, J= 6.29 Hz, 2H), 1.99 (m, 4H); Mass spectrum
10 (LCMS, ESI pos.) calcd. for C26H22F2N4O2: 461.2 (M+H). Found: 461.1.
Example 78
6'-[ 1 -(3-Amino-benzo[d]isoxazol-5-yl)-7-fluoro-3-methyl-1 H-indazol-6-
yl]-3,4,5,6-tetrahydro-[ 1,3']bipyridinyl-2-one

15 1H-NMR (400 MHz, CDCI3) 8 8.68 (d, J= 2.04 Hz, 1H), 7.79-7.74 (ra, 3H),
7.73-7.68 (m, 2H), 7.57 (d, J= 8.38 Hz, 1H), 7.50 (d, J= 8.82 Hz, 1H), 4.53 (s, 2H),
3.72 (t, J= 5.46 Hz, 2H), 2.66 (s, 3H), 2.60 (t, J= 6.29 Hz, 2H), 1.99 (m, 4H); Mass
spectrum (LCMS, ESI pos.) calcd. for C25H21FN6O2: 457.2 (M+H). Found: 457.2.

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Example 79
1 - {4-[ 1 -(3-Amino-benzo[d]isoxazol-5-yI)-7-fluoro-3-methyl- 1H-
indazol-6-yl]-3-fluoro-phenyl} -azepan-2-one

5 1H-NMR (400 MHz, CDCl3) 8 7.79 (dt, J= 8.70, 2.53 Hz, 1H), 7.77 (m, 1H),
7.57 (d, J= 8.18 Hz, 1H), 7.51 (d, J= 8.79 Hz, 1H), 7.42 (t, J= 8.28 Hz, 1H), 7.20 (dd,
J= 5.54, 8.15 Hz, 1H), 7.13 (dd, J= 5.44, 2.13 Hz, 1H), 7.11 (d, J= 1.72,9.08 Hz, 1H),
4.55 (s, 2H), 3.81 (br s, 2H), 2.73 (m, 2H), 2.69 (s, 3H), 1.85 (br s, 6H); Mass spectrum
(LCMS, ESI pos.) calcd. for C27H23F2N5O2: 488.2 (M+H). Found: 488.2.
10 Example 80
1 - {4-[ 1-(3-Amino-benzo[d]isoxazol-5-yl)-7-fluoro-3-methyl-1H-
indazol-6-yl]-3-fluoro-phenyl} -piperidin-2-one

1H-NMR (400 MHz, CDCl3) δ 7.81 (ddd, J= 2.36, 2.96, 8.92 Hz, 1H), 7.56 (t,
15 J= 2.1 Hz, 1H), 7.59 (d, J= 8.24 Hz, 1H), 7.53 (d, J= 8.88 Hz, 1H), 7.46 (t, J= 8.27 Hz,
1H), 7.21 (ddd, J= 5.44, 5.67,7.79 Hz, 1H), 7.19 (s, 1H), 7.18 (dd, J= 1.94,9:34 Hz,
1H), 4.43 ( s, 2H), 3.72 (t, J=5.35 Hz, 2H), 2.70(s, 3H), 2.62 (t, J= 6.22 Hz, 2H), 2.00
(m, 4H); Mass spectrum (LCMS, ESI pos.) calcd. for C26H21F2N5O2: 474.2 (M+H).
Found: 474.2.

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Example 81
5-[7-Fluoro-6-(3-fluoro-2'-methanesulfonyl-biphenyl-4-yl)-3-methyl-
indazol-l-yl]-benzo[d]isoxazol-3-ylamine

5 1H-NMR (400 MHz, CDCl3) 5 8.26 (dd, J= 1.21, 7.92 Hz, 1H), 7.81 (ddd, J=
2.17, 3.12, 8.89 Hz, 1H), 7.77 (t, J= 2.20 Hz, 1H), 7.70 (td, J= 7.50,1.38 Hz, 1H), 7.65-
7.59 (m, 2H), 7.54-7.50 (m, 2H), 7.42 (dd, J= 1.36,7.40 Hz, 1H), 7.38 (dd, J= 1.73,
7.91 Hz, 1H), 7.32 (dd, J= 1.64,10.40 Hz, 1H), 7.28 (d, J= 5.94 Hz, 1H), 4.42 (s, 2H),
2.78 (s, 3H), 2.70 (s, 3H); Mass spectrum (LCMS, ESI pos.) calcd. for
10 C28H20F2N4O3S531.1 (M+H). Found: 531.1.
Example 82
3-[7-Fluoro-6-(3-fluoro-2'-methanesulfonyl-biphenyl-4-yl)-3-methyl-
indazol-1 -yl]-benzylamine

15 1H-NMR (400 MHz, CDCl3) δ 8.26 (dd, J= 1.30,7.92 Hz, 1H), 7.69 (td, J=
7.50,1.40 Hz, 1H), 7.61 (dt, J= 7.69,1.38 Hz, 1H), 7.61 (br s, 1H), 7.57 (d, J= 8.21 Hz,
1H), 7.52 (t, J= 7.69 Hz, 1H), 7.49 (m, 1H), 7.45 (d, J= 7.58 Hz, 1H), 7.41 (dd, J= 1.27,
7.45 Hz, 1H), 7.37 (dd, J= 1.64,7.85 Hz, 1H), 7.34 (m, 1H), 7.31 (dd, J= 1.61, 10.41
Hz, 1H), 7.24 (dd, J= 5.65,7.80 Hz, 1H), 3.98 (s, 2H), 2.77 (s, 3H), 2.66 (s, 3H). Mass
20 spectrum (LCMS, ESI pos.) calcd. for C28H23F2N3O2S: 504.2 (M+H). Found: 504.0.

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Example 83
3-[7-Fluoro-6-(2'-methanesulfonyl-biphenyl-4-yl)-3-methyl-indazol-1-
yl]-benzylamine

5 1H-NMR (400 MHz, CDCl3) δ 8.26 (dd, J= 1.33, 7.93 Hz, 1H), 7.70-7.66 (m,
3H), 7.61-7.56.(m, 4H), 7.57 (d, J= 8.20 Hz, 1H), 7.50 (m, J= 7.90 Hz, 1H), 7.46 (d, J=
7.43 Hz, 1H), 7.43 (dd, J= 1.38, 7.51 Hz, 1H), 7.34 (m, J= 7.23 Hz, 1H), 7.32 (dd, J=
5.90, 8.20 Hz, 1H), 3.97 (s, 2H), 2.71 (s, 3H), 2.68 (s, 3H); Mass spectrum (LCMS, ESI
pos.) calcd. for C28H24FN3O2S: 486.2 (M+H). Found: 486.0
10 Example 84
3- {6-[4-(2-Dimethylaminomethyl-imidazol-1 -yl)-phenyl]-7-fluoro-3-
methyl-indazol-1 -yl) -benzylamine

1H-NMR (400 MHz, CDCl3) δ 7.69 (d, J= 8.58 Hz, 2H), 7.64 (d, J= 8.61 Hz,
15 2H), 7.60 (br s, 1H), 7.57 (d, J= 8.26 Hz, 1H), 7.49 (m, J= 7.97 Hz, 1H), 7.45 (t, J=
7.62 Hz, 2H), 7.35 (m, J= 7.31 Hz, 1H), 7.28 (dd, J= 5.94, 8.24 Hz, 1H), 7.13 (dd, J=
1.22, 6.76 Hz, 1H), 3.98 (s, 2H), 3.46 (s, 2H), 2.67 (s, 3H), 2.29 (s, 6H); Mass spectrum
(LCMS, ESI pos.)calcd. for C27H27FN6: 455.2 (M+H). Found: 455.0.

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Example 85
4'-[l-(3-Aminomethyl-phenyl)-7-fluoro-3-methyl-lH-indazol-6-yl]-
biphenyl-2-sulfonic acid amide

5 1H-NMR (400 MHz, CDCl3) δ 8.16 (dd, J= 8.00,0.67 Hz), 7.66-7.48 (m, 9H),
7.42 (t, J= 7.60 Hz, 1H), 7.37 (dd, J= 0.60,7.48 Hz, 1H), 7.34 (d, J= 7.57 Hz, 1H), 7.26
(dd, J= 8.35, 5.92 Hz, 1H), 5.61 (br s, 1H), 5.48 (br s, 1H),3.97 (s, 2H), 2.64 (s, 3H);
Mass spectrum (LCMS, ESI pos.) calcd. for C25H21FN6O2: 457.2 (M+H). Found:
457.2.
10 Example 86
1 - {4-[ 1 -(3-Amino-benzo[d]isoxazol-5-yl)-7-fluoro-3-methyl- 1H-
indazol-6-yl] -phenyl} -piperidin-2-one

1H-NMR (400 MHz, CDCl3) δ 7.78 (ddd, J= 2.18, 3.00, 8.80 Hz, 1H), 7.59 (dd,
15 J= 1.37, 8.38 Hz, 2H), 7.55 (d, J= 8.27 Hz, 1H), 7.50 (d, J= 8.83 Hz, 1H), 7.34 (m, J=
8.53 Hz, 2H), 7.26 (dd, J= 8.23, 6.02 Hz, 1H), 4.50 (s, 2H), 3.69 (t, J= 5.66 Hz, 2H),
2.67 (s, 3H), 2.58 (t, J= 6.22 Hz, 2H), 1.96 (m, 4H); Mass spectrum (LCMS, ESI pos.)
calcd. for C26H22FN5O2: 456.2 (M+H). Found: 456.2.

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Example 87
3-[3-Methyl-6-(5-pyridin-2-yl-thiophen-2-yl)-indazol- l-yl]-benzylamine

1H-NMR (400 MHz, CDCl3) δ 8.58 (dt, J= 3.54, 1.22 Hz, 1H), 7.94 (s, 1H),
5 7.72 (d, J= 8.38 Hz, 1H), 7.71 (dd, J= 1.69, 8.00 Hz, 1H), 7.68-7.66 (m, 2H), 7.59 (m,
J= 7.98 Hz, 1H), 7.55 (d, J= 3.80 Hz, 1H), 7.53 (dd, J= 8.15, 1.37 Hz, 1H), 7.52 (t, J=
7.73 Hz, 1H), 7.40 (d, J= 3.86 Hz, 1H), 7.33 (d, J= 7.44 Hz, 1H), 7.16 (ddd, J= 2.12,
4.93, 6.76 Hz, 1H), 3.99 (s, 2H), 2.66 (s, 3H). Mass spectrum (LCMS, ESI pos.) calcd.
for C24H20N4S: 397.1 (M+H). Found: 397.1.
10 Example 88
1- {4- [ 1 -(3- Aminomethyl-phenyl)-3-methyl-1 H-indazol-6-yl]-phenyl} -
pyrrolidin-2-one

1H-NMR (400 MHz, CDCl3) δ 7.85 (s, 1H), 7.78 (d, J= 8.34 Hz, 1H), 7.74 (d,
15 J= 8.85 Hz, 1H), 7.75-7.72 (m, 2H), 7.67 (m, J= 8.80 Hz, 2H), 7.63 (m, J= 8.32 Hz,
1H), 7.51 (t, J= 7.78 Hz, 1H), 7.46 (dd, J= 1.33, 8.35 Hz, 1H), 7.33 (d, J= 7.57 Hz, 1H),
4.00 (s, 2H), 3.94 (t, J= 7.03 Hz, 2H), 2.70 (s, 3H), 2.67 (t, J= 8.11 Hz, 2H), 2.22
(quintet, J= 7.59 Hz, 2H). Mass spectrum (LCMS, ESI pos.) calcd. for C25H24N4O:
397.2 (M+H). Found: 397.1.

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Example 89
1 - {4-[ 1 -(3- Aminomethyl-phenyl)-3-methyl-1 H-indazol-6-yl]-phenyl} -
piperidin-2-one

5 1H-NMR (400 MHz, CDCl3) δ 7.84, (s, 1H), 7.77 (d, J= 8.33 Hz, 1H), 7.69 (s,
1H), 7.65 (d, J= 8.39.Hz, 1H), 7.60 (m, J= 8.31 Hz, 1H), 7.50 (t, J= 7.76 Hz, 1H), 7.43
(dd, J= 1.04, 8.32 Hz, 1H), 7.35 (m, J= 8.39 Hz, 1H), 7.31 (d, J= 7.58 Hz, 1H), 3.98 (s,
2H), 3.70 (t, J= 5.30 Hz, 2H), 2.68 (s, 3H), 2.60 (t, J= 6.13 Hz, 2H), 1.98 (m, 4H). Mass
spectrum (LCMS, ESI pos.) calcd. for C26H26N4O: 411.2 (M+H). Found: 411.2.
10 Example 90
7-Fluoro-1 -(4-methoxy-phenyl)-6-(2-oxo-2H-[ 1,3']bipyridinyl-6'-yl)-
lH-indazole-3-carboxylic acid amide mesylate

1 H-NMR (400 MHz, DMSO-d6) δ 8.84 (d, J = 2.0Hz, 1H), 8.32 (d, J =8.5Hz,
15 1H) 8.03 (dd, J = 1.4, 8.5Hz, 2H), 7.67 (m, 1H), 7.57 (m, 6H), 7.07 (d, J= 6.7 Hz, 2H),
6.72 (d, J = 9.2 Hz, 1H), 6.46 (t, J = 6.8Hz, 1H), 3.92 (s, 3H), 2.85 (s, 3H). Mass
Spectrum (LCMS, ESI, pos.) Calcd. for C25H18FN5O3: 456.1(M+H); found: 456.2.

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Example 91
1 -[4-(3'- Amino-7-fluoro-3-methyl-1 'H-[ 1,5']biindazolyl-6-yl)-3-fluoro-
phenyl]-piperidin-2-one

5 1H-NMR (400 MHz, CDC13) δ 9.23 (s, 1H), 7.77 (t, J = 2.2 Hz, 1H), 7.62 (m,
1H), 7.57 (d, J = 8.8 Hz, 1H), 7.46 (t, J= 8.3 Hz, 1H), 7.38 (d, J = 8.8 Hz, 1H), 7.17 (m,
3H), 4.15 (br s, 2H), 3.70 (t, J= 5.6 Hz, 2H), 2.73 (s, 3H), 2.62 (t, J = 6.3 Hz, 2H), 1.99
(m, 4H). Mass Spectrum (LCMS, ESI, pos.) Calcd. for C26H22FN6O: 473.2 (M+H);
Found: 473.3.
10 Example 92
l-{4-tl-(l-Amino-isoquinolin-7-yl)-7-fluoro-3-methyl-lH-indazol-6-
yl]-3-fluoro-phenyl} -piperidin-2-orie

1H-NMR (400 MHz, CDCl3) δ 7.99 (m, 3H), 7.83 (d, J = 8.7 Hz, 1H), 7.60 (d,
15 J= 8.2 Hz, 1H), 7.47 (t, J = 8.3 Hz, 1H), 7.19 (m, 3H), 7.11 (d, J = 5.8 Hz, 1H), 5.23(s,
2H), 3.72 (t, J= 5.5 Hz, 2H), 2.72 (s, 3H), 2.62 (t, J = 6.3 Hz, 2H), 2.00 (m, 4H). Mass
Spectrum (LCMS, ESI, pos.) Calcd. for C28H23F2N5O: 484.2 (M+H); Found: 484.3.

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Example 93
7-[7-Fluoro-6-(3-fluoro-2'-methanesulfonyl-biphenyl-4-yl)-3-methyl-
indazol-l-yl]-isoquinolin-l-ylamine

5 -NMR (400 MHz, DMSO) δ 8.28 (dd, J = 1.2, 8.0 Hz, 1H), 8.04 (m, 1H),
.00 (d, J = 5.9 Hz, 1H), 7.96 (m, 1H), 7.85, (d, J = 8.7 Hz, 1H), 7.72 (dt, J = 1.5, 7.5
z, 1H), 7.64 (m, 2H), 7.55 (t, J = 7.6 Hz, 1H), 7.44 (dd, J = 1.2,7.5 Hz, 1H), 7.40 (dd,
= 1.7,7.8 Hz, 1H), 7.33 (m, 2H), 7.13 (d, J = 5.9 Hz, 1H), 5.2 (br s, 2H), 2.80 (s, 3H),
.74 (s, 3H). Mass Spectrum (LCMS, ESI, pos.) Calcd. for C30H22F2N5O2S: 541.1
10 (M+H); Found: 541.2.
Example 94
1 - {4- [ 1 -(1 - Amino-isoquinolin-7-yl)-7-fluoro-3-trifluoromethyl-1H-
indazol-6-yl]-3-fluoro-phenyl} -piperidin-2-one

15 1H-NMR (400 MHz, DMSO) δ 8.70 (s, 1H), 8.08 (d, J = 8.8 Hz, 1H), 7.97 (m,
3H), 7.63 (m, 2H), 7.45 (d, J = 11.8 Hz, 1H), 7.38 (d, J = 8.3 Hz, 1H), 7.17 (s, 2H),
7.11 (d, J = 5.8 Hz, 1H), 3.74 (t, J = 5.5 Hz, 2H), 2.49 (t, J= 6.33 Hz, 2H), 1.93 (m,
4H). Mass Spectrum (LCMS, ESI, pos.) Calcd. for C28H20F5N5O: 538.2 (M+H); Found:
538.2.

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Example 95
1-{4-[ l-(3-Chloro-phenyl)-7-fluoro-3-trifluoromethyl-1 H-indazol-6-yl]-
3-fluoro-phenyl} -piperidin-2-one

5 1H-NMR (400 MHz, CDC13) δ 7.77 (d, J = 8.4 Hz, 1H), 7.70 (m, 1H), 7.57 (m,
1H), 7.46 (m, 3H), 7.39 (dd, J = 5.3, 8.1 Hz, 1H), 7.22 (m, 2H), 3.72 (t, J = 5.8 Hz, 2H),
2.63 (t, J = 6.6 Hz, 2H), 2.00 (m, 4H). Mass Spectrum (LCMS, ESI, pos.) Calcd. for
C25H17C1F5N3O: 506.1 (M+H); Found: 506.2.
Example 96
10 3-[7-Fluoro-3-methyl-6-(4-pyridin-4-ylphenyl)-indazol-l-yl]-
benzylamine

1H NMR (400 MHz, CDCl3): 8.69 (d, J= 4.8 Hz, 2H), 7.75-7.73 (m, 4H), 7.61-
7.53 (m, 4H), 7.50-7.42 (m, 2H), 7.34 (d, J= 7.3 Hz, 1H), 7.29 (dd, J= 7.3,6.1 Hz, 1H),
15 3.96 (s, 2H), 2.68 (s, 3H). Mass Spectrum (LCMS, ESI, pos.) Calcd. for C26H22FN4:
409.18 (M+H). Found: 409.1.

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Example 97
1 - {4-[ 1 -(3-Aminomethyl-phenyl)7-methoxy-3-methyl-1 H-indazol-6-yl]-
phenyl}-piperidin-2-one

5 1H-NMR (CDC13): δ 1.93-2.05 (m, 4H), 2.61 (t, 2H, J= 6.04Hz), 2.67 (s, 3H),
3.05 (s, 3H), 3.72 (t, 2H, J =5.65Hz), 3.97 (bs, 2H), 7.22 (dd, 1H, J=8.26Hz), 7.31-7.38
(m, 3H), 7.45(t, 1H, J= 7.82Hz), 7.50-7.55(m, 2H), 7.61-7.66(m, 3H). Mass spectrum
(LCMS, ESI pos.) calcd. for C27H28N4O2: 441.22 (M+H). Found: 441.1
Example 98
10 1 [ l-(3-Aminomethyl-phenyl)-7-fluoro-3-methyl- lH-indazol-6-yl]-4-
pyridin-2-yl-piperazin-2-one

1H-NMR (CDCl3): δ 2.63 (s, 3H), 3.86 (t, 2H, J=4.84Hz), 3.95(s, 2H), 4.11 (t,
2H, J=4.62Hz), 4.31 (s, 2H), 6.63 (d, 1H, J= 8.59Hz), 6.73 (dd, 1H, J=7.76Hz, 5.58Hz)
15 7.09 (dd, 1H, J=8.45Hz, 5.8OHz), 7.32-7.60 (m, 7H). Mass spectrum (LCMS, ESI pos.)
calcd. for C24H23FN6O: 431.19 (M+H). Found: 431.1
BIOLOGY ASSAY PROCEDURES
In vitro Inhibition of Purified Enzymes
Reagents: All buffer salts were obtained from Sigma Chemical Company (St.
20 Louis, MO), and were of the highest purity available. The enzyme substrate, S-2765
(Z:D-Arg-Gly-Arg-p-nitroanilide) was obtained from DiaPharma (West Chester, OH).
N-succinyl-Ala-Ala-Pro-Arg-p-nitroanilide (BACHEM L-1720) was obtained from
BACHEM (King of Prussia, PA). N-p-Tosyl-Gly-Pro-Lys-p-nitroanilide (Sigma

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T6140), N-succinyl-Ala-Ala-Pro-Phe-p-nitroanilide (Sigma S7388), N-CBZ-Val-Gly-
Arg-p-nitroanilide (Sigma C7271) was obtained from Sigma and N-succinyl-Ala-Ala-
Pro- Val-p-nitroanilide (BACHEM L-1770) was obtained from BACHEM (King of
Prussia, PA).
5 Human α-thrombin and human Factor Xa were obtained from Enzyme Research
Laboratories (South Bend, Indiana). Human trypsin was obtained from Calbiochem.
(La Jolla, CA). Human plasmin was obtained from Enzyme Research Laboratories
(South Bend, Indiana). Bovine a-chymotrypsin (Sigma C4129) and human kidney cell
urokinase (Sigma U5004) was obtained from Sigma. Human leukocyte elastase was
10 obtained from Elastin Products (Pacific, MO).
Ki Determinations: All assays are based on the ability of.the test compound to
inhibit the enzyme-catalyzed hydrolysis of a peptide p-nitroanilide substrate. In a
typical Ki determination, substrate is prepared in DMSO, and diluted into an assay
buffer consisting of 50 mM HEPES, pH 7.5, 200 mM NaCl, 0.05% n-octyl b-d-
15 glucopyranoside. The final concentrations for each of the substrates are listed below.
In general, substrate concentrations are lower than the experimentally determined value
for Km. Test compounds are prepared as 10 mM solutions in DMSO. Dilutions are
prepared in DMSO yielding 7 final concentrations encompassing a 200-fold
concentration range. Enzyme solutions are prepared at the concentrations listed below
20 in assay buffer.
In a typical Ki determination, into each well of a 96 well plate is pipetted 280
mL of substrate solution, 10 mL of test compound solution, and the plate allowed to
thermally equilibrate at 37°C in a Molecular Devices plate reader for 15 minutes.
Reactions were initiated by the addition of a 10 mL aliquot of enzyme and the
25 absorbance increase at 405 nm is recorded for 15 minutes. Data corresponding to less
than 10% of the total substrate hydrolysis were used in the calculations. The ratio of
the velocity (rate of change in absorbance as a function of time) for a sample containing
no test compound is divided by the velocity of a sample containing test compound, and
is plotted as a function of test compound concentration. The data are fit to a linear
30 regression, and the value of the slope of the line calculated. The inverse of the slope is
the experimentally determined apparent Ki value (Ki app). The Ki is calculated from

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the Ki app using the Ki factor specific for the assay, where Ki = Ki app x Ki factor, or
Ki = Ki app x (l/( 1 + [S]/Km)).
Thrombin: Thrpmbin activity was assessed as the ability to hydrolyze the
substrate N-succinyl-Ala-Ala-Pro-Arg-p-nitroanilide (Km = 320 mM, Ki factor = 0.76).
5 Substrate solutions were prepared at a concentration of 107 mM in assay buffer. Final
DMSO concentration was 4.3%. Purified human a-thrombin was diluted into assay
buffer to a concentration of 33 nM. Final reagent concentrations were: [thrombin] =
1.1 nM, [substrate N-succinyl-Ala-Ala-Pro-Arg-p-nitroanilide] = 100 mM.
Factor X [Factor Xa]: Factor Xa activity was assessed as the ability to
10 hydrolyze the substrate S-2765 (Z-D-Arg-Gly-Arg-p-nitroanilide, Km = 260 mM, Ki
factor =0.72). Substrate solutions were prepared at a concentration of 107 mM in assay
buffer. Final DMSO concentration was 3.3%. Purified activated human Factor X was
diluted into assay buffer to a concentration of 16 nM. Final reagent concentrations
were: [Factor Xa] = 0.53 nM, [S-2765] = 100 mM.
15 Trypsin: Trypsin activity was assessed as the ability to hydrolyze the substrate
S-2765 (Z-D-Arg-Gly-Arg-p-nitroanilide, Km = 61 mM, Ki factor =0.50). Substrate
solutions were prepared at a concentration of 64 mM in assay buffer. Final DMSO
concentration was 3.3%. Purified human trypsin was diluted into assay buffer to a
concentration of 10 nM. Final reagent concentrations were: [Trypsin] = 0.33 nM, [S-
20 2765] = 60 mM.
Plasmin: Plasmin activity is assessed as the ability to hydrolyze the N-p-Tosyl-
Gly-Pro-Lys-p-nitroanilide. Substrate solutions are prepared at a concentration of 37
mM (37 mM Purified human plasmin is diluted into assay buffer to a concentration of 240 nM. Final
25 reagent concentrations are: [Plasmin] = 8 nM, [N-p-Tosyl-Gly-Pro-Lys-p-nitroanilide]
= 37 mM.
Chymotrypsin: Chymotrypsin activity is assessed as the ability to hydrolyze N-
succinyl-Ala-Ala-Pro-Phe-p-nitroanilide. Substrate solutions are prepared at a
concentration of 14 mM (14 mM« Km = 62 mM) in assay buffer. Final DMSO
30 concentration is 4.3%. Purified bovine chymotrypsin is diluted into assay buffer to a
concentration of 81 nM. Final reagent concentrations are: [Chymotrypsin] = 2.7 nM,
[N-succinyl-Ala-Ala-Pro-Phe-p-nitroanilide] = 14 mM.

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TABLE 1.
K1 RESULTS
Example # FXa (μM) Thrombin (μM) Trypsin (μM)
4 0.66 - -
6 0.12 >15.2 >10
7 0.22 >15.2 0.7
12 2.6 >15.2 6.9
15 2.82 >15.2 1.59
25 0.04 >15.2 >10
35 0.033 >15.2 2.9
43 0.006 >15.2 >10
59 0.005 >15.2 >10
66 0.002 >15.2 >10
75 0.001 1.6 0.14
82 0.045 >15.2 1.5
86 0.048 >15.2 >10
93 0.046 >15.2 >10
95 0.34 >15.2 >10
While the foregoing specification teaches the principles of the present
invention, with examples provided for the purpose of illustration, it will be understood
5 that the practice of the invention encompasses all of the usual variations, adaptations
and modifications as come within the scope of the following claims and their
equivalents.
Throughout this application, various publications are cited. The disclosure of
these publications is hereby incorporated by reference into this application to describe
10 more fully the state of the art to which this invention pertains.

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CLAIMS
What is claimed is:
1. A compound having Formula I, including a pharmaceutically acceptable salt
thereof; a stereoisomer thereof; and a prodrug thereof.

X is selected from CH, COH, COCH3, N, CF or NO;
Z is selected from CH or N;
A and B are independently selected from ethenyl, ethynyl, aryl, heteroaryl, 3-8
numbered carbocycle or 5-8 numbered heterocycle, each of which can
10 be optionally substituted with 1,2, 3 or 4 R groups;
K is selected from a bond, ethenyl, ethynyl, NR', O, S, SO2 or CO;
one of Y, P1, P2 or P3 is a bond;
Ring P is selected from:


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wherein p is independently selected from 0, 1 or 2;
5 P4 is selected from:


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wherein P4 is optionally substituted with 1,2, 3 or 4 R groups;
5 R1, R2, and R3 are independently selected from hydrogen, halogen, alkyl,
haloalkyl, haloalkoxy, alkenyl, alkynyl, cycloalkyl, NCH2R, OCH2R,
SCH2R, S(O)PCH2R, C(O)NR, OC(O)NR, NRaC(O)NRaCH2R,
NRaC(O)OCH2R, NRaC(O)CH2R, hydroxyalkyl, cyano, nitro,
trifluoromethyl or-CO2R;
10 provided that Rt forms other than an N-halo, N-N, N-S, N-O, or N-CN bond;
R is selected from hydrogen, halogen, alkyl, alkenyl, alkynyl, cycloalkyl,
hydroxy, alkoxy, haloalkyl, haloalkoxy, hydroxyalkyl, cyano, nitro,
trifluoromethyl, -CO2Rx, -CH2ORX or -ORx,
Rx is selected from hydrogen, C1-6 alkyl; optionally substituted alkyl, optionally
15 substituted cycloalkyl, optionally substituted aryl or optionally
substituted heteroaryl,
wherein optionally substituted alkyl, cycloalkyl, aryl and heteroaryl are each
optionally substituted with one, two, three or four substituents selected
from halogen, hydroxy, amino, mono or dialkyl ami no, cyano, nitro,
20 ester, acid or ether;
R' is selected from hydrogen, optionally substituted alkyl, optionally substituted
alkenyl, optionally substituted alkynyl, optionally substituted cycloalkyl,
optionally substituted C6-10aryl, optionally substituted C6-10 arylalkyl,

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optionally substituted heteroaryl or optionally substituted heteroaryl-
alkyl,
wherein optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl, C6-10aryl, the
C6-10aryl portion of C6-10 arylalkyl, heteroaryl and the heteroaryl portion
5 of heteroaryl-alkyl are each optionally substituted with one, two, three or
four substituents selected from halogen, hydroxy, carboxy, amino,
monoalkylamino, dialkylamino, cyano, nitro, ester, acid or ether; and
Ra is selected from hydrogen, C1-4alkyl or C6-10aryl.
2. The compound of claim 1, wherein Ring P is:

R1 is selected from alkyl, haloalkyl, C(O)NR or hydroxyalkyl.
3. The compound of claim 1, wherein Ring P is:

P4 is selected from:


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4. The compound of claim 1, wherein A is selected from aryl, heteroaryl, 3-8
numbered carbocycle or 5-8 numbered heterocycle.
5. The compound of claim 4, wherein A is selected from:

6. The compound of claim 1, wherein K is selected from a bond, ethynyl or NR'.
7. The compound of claim 1, wherein B is selected from aryl, heteroaryl, 3-8
numbered carbocycle or 5-8 numbered heterocycle.
8. The compound of claim 7, wherein B is selected from:


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9. The compound of any of claim 1 to 8, wherein the compound is an isolated form
thereof.
10. The compound of any of claim 1 to 9, wherein the form of said compound is a
pharmaceutical composition or medicament comprising an effective amount of
5 one or more of said compound.
11. The pharmaceutical composition of claim 10, wherein the composition further
comprises an effective amount of the compound and a pharmaceutically
acceptable carrier.
12. A process for preparing a pharmaceutical composition comprising the step of
10 admixing a compound of any of claim 1 to 9 and a pharmaceutically acceptable
carrier.
13. The pharmaceutical composition of any of claim 10 to 11, wherein the effective
amount of the compound is in a range of from about 0.001 mg/kg to about 300
mg/kg of body weight per day.
15 14. A method for treating, preventing or ameliorating a Factor Xa associated
disease, disorder or condition in a subject in need thereof comprising
administering to the subject an effective amount of a compound of any of claim
1 to 9.
15. The method of claim 14, wherein the Factor Xa associated disease, disorder or
20 condition is an acute coronary syndrome selected from myocardial infarction,
unstable angina and non-Q Wave MI, thromembolic stroke, venous thrombosis,
pulmonary embolism, peripheral occlusive consequences of surgery,
interventional cardiology or immobility, the development of thrombosis on
artificial surfaces, the thrombotic consequences of atherosclerotic vascular
25 disease and/or atherosclerotic plaque rupture, coagulopathy including
disseminated intravascular cooagulation, and the thromboembolic consequences
of thrombophilia.
16. The method of claim 14, wherein the effective amount of the compound is from
about 0.001 mg/kg/day to about 300 mg/kg/day.

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17. The method of claim 14, wherein the method further comprises administering to
the subject an effective amount of a combination product comprising one or
more of the compound and at least one other therapeutic agent.
18. The method of claim 17, wherein the therapeutic agent is selected from anti-
5 arryhthmic agents, anti-hypertensive agents, anti-platelet agents, anti-
thrombotic agents, anti-thrombolytic agents, calcium channel blockers, cardiac
glycosides, diuretics, mineralocorticoid receptor antagonists, phosphodiesterase
inhibitors, lipid lowering agents and lipid profile therapies, anti-diabetic agents,
anti-depressants, anti-inflammatory agents, anti-osteoporosous agents, hormone
10 replacement therapies, and oral contraceptives.
19. The method of claim 18, wherein the additional therapeutic agent is an anti-
arryhthmic agent selected from sotalol, dofetilide, amiodarone, azimilide,
ibutilide, diltiazem and verapamil, K+ channel openers, an anti-hypertensive
agent selected from ACE inhibitors, AT-1 receptor antagonists, ET receptor
15 antagonists, dual ET/AII receptor antagonists, and vasopeptidase inhibitors, an
antiplatelet agent selected from GPIIb/IIIa blockers, P2Y12 antagonists,
thromboxane receptor antagonists, and aspirin, an anti-thrombotic or anti-
thrombolytic agent selected from thrombin inhibitors, alpha2-antiplasmin
inhibitors, streptokinase, urokinase, and prourokinase, an anti-diabetic agent
20 selected from biguanides, sulfonylureas, biguanide/glyburide combinations, aP2
inhibitors, and DP4 inhibitors, or an anti-inflammatory agent selected from
cyclooxygenase inhibitors and aspirin.
20. A process for preparing a compound of any of claim 1 to 9 comprising the steps
of

(a) reacting a Compound 1 with 1,2-dihydroxyethane in the presence of an acid and
a suitable solvent to provide a Compound 2;

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(b) reacting Compound 2 with a base in the presence of an additive in a suitable
solvent, then adding bromine to provide a Compound 3;

5 (c) reacting Compound 3 under acidic conditions in a suitable solvent to provide a
deprotected Compound 4;

(d) reacting Compound 4 with a Compound 5 (wherein Z is a reactive moiety
amenable for reaction with a suitable reagent for ring cyclization) in the
10 presence of an acid catalyst in a suitable solvent to provide a Compound 6;

(e) reacting a Compound 6 under basic conditions in a suitable solvent to provide a
Compound 7;

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(f) reacting Compound 7 with a boronation agent under basic conditions in the
optional presence of a metal catalyst (such as a palladium or cesium catalyst and
the like) in a suitable solvent to provide a compound of formula (I) having the
5 formula of Compound 8.

The present invention is directed to novel compounds of Formula I:
and forms and pharmaceutical compositions thereof, and the use thereof as inhibitors of Factor
Xa.

Documents:

01409-kolnp-2007-abstract.pdf

01409-kolnp-2007-assignment.pdf

01409-kolnp-2007-claims.pdf

01409-kolnp-2007-correspondence others 1.1.pdf

01409-kolnp-2007-correspondence others.pdf

01409-kolnp-2007-description complete.pdf

01409-kolnp-2007-form 1.pdf

01409-kolnp-2007-form 2.pdf

01409-kolnp-2007-form 3.pdf

01409-kolnp-2007-form 5.pdf

01409-kolnp-2007-gfa.pdf

01409-kolnp-2007-international publication.pdf

01409-kolnp-2007-international search report.pdf

01409-kolnp-2007-pct request.pdf

1409-KOLNP-2007-(01-02-2012)-ABSTRACT.pdf

1409-KOLNP-2007-(01-02-2012)-AMANDED CLAIMS.pdf

1409-KOLNP-2007-(01-02-2012)-DESCRIPTION (COMPLETE).pdf

1409-KOLNP-2007-(01-02-2012)-EXAMINATION REPORT REPLY RECEIVED.pdf

1409-KOLNP-2007-(01-02-2012)-FORM-1.pdf

1409-KOLNP-2007-(01-02-2012)-FORM-2.pdf

1409-KOLNP-2007-(01-02-2012)-FORM-3.pdf

1409-KOLNP-2007-(01-02-2012)-FORM-5.pdf

1409-KOLNP-2007-(09-01-2012)-EXAMINATION REPORT REPLY RECIEVED.PDF

1409-KOLNP-2007-(09-01-2012)-FORM-3.pdf

1409-KOLNP-2007-(09-01-2012)-OTHERS.pdf

1409-KOLNP-2007-(25-07-2012)-CORRESPONDENCE.pdf

1409-KOLNP-2007-(28-09-2012)-FORM-13.pdf

1409-KOLNP-2007-(28-09-2012)-PA.pdf

1409-KOLNP-2007-1-(01-02-2012)-PETITION UNDER RULE 137.pdf

abstract-01409-kolnp-2007.jpg


Patent Number 264290
Indian Patent Application Number 1409/KOLNP/2007
PG Journal Number 52/2014
Publication Date 26-Dec-2014
Grant Date 19-Dec-2014
Date of Filing 20-Apr-2007
Name of Patentee JANSSEN PHARMACEUTICA N.V.
Applicant Address TURNHOUTSEWEG 30, B-2340, BEERSE
Inventors:
# Inventor's Name Inventor's Address
1 TIANBAO LU 42 LIVERY DRIVE, CHURCHVILLE, PENNSYLVANIA 18966
2 MARK R. PLAYER 5022 SWAN DRIVE, PHOENIXVILLE, PENNSYLVANIA 19460
3 YU-KAI, LEE P.O. BOX 918
4 DANIEL J. PARKS 26 BERKLEY DRIVE, DOWNINGTOWN, PENNSYLVANIA 19335
5 THOMAS P. MARKOTAN 506 ESTATE ROAD, MORGANTOWN, PENNSYLVANIA 19543
6 WENXI PAN 140 MESSNER LANE, GLENMORE, PENNSYLVANIA 19343
7 KAREN L. MILKIEWICZ (AKA: KAREN MILKIEWICZ) 428 CONCORD AVENUE, EXTON, PENNSYLVANIA 19341
8 THO V. THIEU 229 FULLING MILL LANE, AMBLER, PA 19002
PCT International Classification Number A61K 31/541
PCT International Application Number PCT/US2005/038182
PCT International Filing date 2005-10-24
PCT Conventions:
# PCT Application Number Date of Convention Priority Country
1 60/622,156 2004-10-26 U.S.A.