IP Library › Granted Patent US 7,407,972

Granted Patent B2

US 7,407,972 · App. 11/017,598 · Granted Aug 5, 2008

Inhibitors of factor Xa and other serine proteases involved in the coagulation cascade

Assignee: Pfizer Inc.

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Quick Facts

Patent No.: US 7,407,972
App. No.: 11/017,598
Granted: Aug 5, 2008
Kind: B2

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Abstract

The present invention provides compounds of Formula (I): wherein A, B, C, G, and W 1 have any of the values defined in the specification, and pharmaceutically acceptable salt thereof, that are useful to treat thrombotic disorders. Also disclosed are pharmaceutical compositions comprising one or more compounds of Formula I, processes for preparing compounds of Formula I, and intermediates useful for preparing compounds of Formula I.

Claims (105)

1. A compound of formula X:

or a pharmaceutically acceptable salt thereof wherein

“ - - - ” is a bond;

Z is C—H, C-halo, C—(C 1 -C 6 )alkyl, C-halo(C 1 -C 6 )alkyl, C—(C 1 -C 6 )alkoxy, or N;

G is H, halo, (C 1 -C 6 )alkyl, halo(C 1 -C 6 )alkyl, hydroxy(C 1 -C 6 )alkyl, —CH 2 O—(C 1 -C 6 )alkyl, —CH 2 —CO 2 (C 1 -C 6 )alkyl, —CH 2 —CONH 2 , or —CH 2 —CONH(C 1 -C 6 )alkyl;

X II is N;

R 11 is absent, and R 10 is H, —OH, halo, alkyl, haloalkyl, —NR 8 R 9 , —OR 2 , —CN, —CH 2 OH, —CH 2 —NR 3 R 4 ,aryl, monocyclic heteroaryl, alkylaryl, —CH═O, —CH 2 OR 2 , —COR 2 , —CO 2 R 2 , or —CONR 3 R 4 ;

R 2 is each independently H or (C 1 -C 6 )alkyl; and

R 3 and R 4 are each independently H, (C 1 -C 6 )alkyl, aralkyl, aryl, monocyclic heteroaryl, alkoxycarbonyl, aralkoxycarbonyl, —SO 2 alkyl, or are joined together to form an optionally substituted saturated or unsaturated 3 to 7 membered ring;

R 12 and R 13 are each independently H, halo, (C 1 -C 6 )alkyl, or halo(C 1 -C 6 )alkyl, or (C 1 -C 6 )alkoxy;

R 14 and R 15 are each independently H, halo, alkyl, or haloalkyl, or NR 8 R 9 wherein R 8 and R 9 are as defined for R 3 and R 4 ;

X and Y are each independently C or N, provided that when one of X or Y is N, R 14 or R 15 is absent at that position;

J 1 , J 2 , J 3 , and J 4 are C or one of J 1 , J 2 , J 3 , and J 4 is N;

R 19 , R 20 , R 21 , and R 22 are each independently H, halo, hydroxy, NH 2 , NR 23 R 24 , NO 2 , SH, (C 1 -C 6 )alkyl, halo(C 1 -C 6 )alkyl, (C 1 -C 6 )alkanoyl, (C 1 -C 6 )alkoxycarbonyl, or (C 1 -C 6 )alkoxy, wherein R 23 and R 24 are each independently H, (C 1 -C 6 )alkyl, aralkyl, aryl, monocyclic heteroaryl, alkoxycarbonyl, aralkoxycarbonyl, —SO 2 alkyl, or are joined together to form an optionally substituted saturated or unsaturated 3 to 7 membered ring, or R 19 and R 20 , R 20 and R 21 , or R 21 and R 22 , together with the carbons to which they are attached, form a 5, 6, or 7 membered saturated or unsaturated cycloalkyl or heterocycloalkyl ring, or an aryl or heteroaryl ring; provided that when any of J 1 , J 2 , J 3 , or J 4 is N, R 19 , R 20 , R 21 , or R 22 is absent at that position.

2. The compound of claim 1 , wherein

R 10 is H or —CH 2 OR 2 , or —CO 2 R 2 , wherein R 2 is each independently H or(C 1 -C 6 )alkyl;

R 12 and R 13 are each independently H, fluoro, chloro, bromo, methyl, or methoxy;

R 14 and R 15 are each independently H, fluoro, chloro, methyl, or trifluoromethyl;

X and Y are each independently C, or N, provided that X or Y is N, R 14 or R 15 is absent at that position; and

wherein

indicates the point of attachment.

3. A pharmaceutical composition comprising a compound of formula I

or a pharmaceutically acceptable salt thereof wherein:

A is aryl or substituted aryl or monocyclic heteroaryl or substituted monocyclic heteroaryl;

(C 3 -C 7 )cycloalkyl, (C 3 -C 7 )heterocycloalkyl, (C 4 -C 7 )cycloalkenyl, (C 4 -C 7 )heterocycloalkenyl, aryl, or heteroaryl, any of which may be optionally substituted;

C is phenyl or heteroaryl, wherein phenyl or heteroaryl is optionally substituted with one or more substituents selected from halogen, hydroxy, —CO 2 R 2 , —COR 2 , —CONR 2 R 2′ , alkoxy, alkyl, —CN, haloalkyl, amino, alkylamino, amidino, amido, or sulfonamido;

G is H, halo, (C 1 -C 6 )alkyl, halo(C 1 -C 6 )alkyl, hydroxy(C 1 -C 6 )alkyl, —CH 2 O—(C 1 -C 6 )alkyl, —CH 2 —CO 2 (C 1 -C 6 )alkyl, —CH 2 —CONH 2 , or —CH 2 —CONH(C 1 -C 6 )alkyl;

W 1 is —N═CR 5 —CH 2 — wherein W 1 connects the nitrogen atom at position 1 to the carbon atom at position 2 to form a five membered ring;

R 1 is (C 1 -C 6 )alkoxy, (C 3 -C 7 )cycloalkyl, (C 3 -C 7 )heterocycloalkyl, (C 4 -C 7 )cycloalkenyl, (C 4 -C 7 )heterocycloalkenyl, aryl, monocyclic heteroaryl, or —NR 3 R 4 ;

R 2 and R 2′ are each independently H or (C 1 -C 6 )alkyl; and

R 3 and R 4 are each independently H, (C 1 -C 6 )alkyl, aralkyl, aryl, monocyclic heteroaryl, alkoxycarbonyl, aralkoxycarbonyl, —SO 2 alkyl, or joined together to form a saturated or unsaturated 3 to 7 membered ring;

R 5 is —OH, alkyl, halo(C 1 -C 6 )alkyl, —NR 3 R 4 , —OR 2 , halo, —CN, —CH 2 OR 2 , —CH 2 —NR 3 R 4 , aryl, monocyclic heteroaryl, alkylaryl, —CONR 3 R 4 , —COR 2 , halo(C 1 -C 6 )alkyl, or —CO 2 R 2 ; admixed with a carrier, diluent, or excipient.

4. A compound which is:

4,5-Dihydro-pyrazole-1,5-dicarboxylic acid 1-[(4-chloro-phenyl)-amide] 5-[(3-fluoro-2′-methanesulfonyl-biphenyl-4-yl)-amide];

4,5-Dihydro-pyrazole-1,5-dicarboxylic acid 1-[(4-chloro-phenyl)-amide] 5-{[4-(2-oxo-piperidin-1-yl)-phenyl]-amide};

4,5-Dihydro-pyrazole-1,5-dicarboxylic acid 1-[(5-chloro-pyridin-2-yl)-amide] 5-{[2-fluoro-4-(2-oxo-piperidin-1-yl)-phenyl]-amide};

4,5-Dihydro-pyrazole-1,5-dicarboxylic acid 1-[(5-chloro-pyridin-2-yl)-amide] 5-{[4-(2-oxo-piperidin-1-yl)-phenyl]-amide};

4,5-Dihydro-pyrazole-1,5-dicarboxylic acid 1-[(4-chloro-phenyl)-amide] 5-[(2-oxo-3,4,5,6-tetrahydro-2H-[1,3′]bipyridinyl-6′-yl)-amide];

4,5-Dihydro-pyrazole-1,5-dicarboxylic acid 1-[(5-chloro-pyridin-2-yl)-amide] 5-[(2-oxo-3,4,5,6-tetrahydro-2H-[1,3′]bipyridinyl-6′-yl)-amide];

5-Methyl-4,5-dihydro-pyrazole-1,5-dicarboxylic acid 1-[(4-chloro-phenyl)-amide] 5-[(3-fluoro-2′-sulfamoyl-biphenyl-4-yl)-amide];

3-Hydroxymethyl-4,5-dihydro-pyrazole-1,5-dicarboxylic acid 1-[(4-chloro-phenyl)-amide] 5-[(3-fluoro-2′-methanesulfonyl-biphenyl-4-yl)-amide];

4,5-Dihydro-pyrazole-1,5-dicarboxylic acid 1-[(4-chloro-phenyl)-amide] 5-[(3-fluoro-2′-sulfamoyl-biphenyl-4-yl)-amide];

(R) 4,5-Dihydro-pyrazole-1,5-dicarboxylic acid 1-[(4-chloro-phenyl)-amide] 5-[(3-fluoro-2′-sulfamoyl-biphenyl-4-yl)-amide];

4,5-Dihydro-pyrazole-1,5-dicarboxylic acid 1-[(4-chloro-phenyl)-amide] 5-{[2-fluoro-4-(2-oxo-piperidin-1-yl)-phenyl]-amide };

4,5-Dihydro-pyrazole-1,5-dicarboxylic acid 1-[(4-chloro-phenyl)-amide] 5-[(3-fluoro-2′-methanesulfonyl-biphenyl-4-yl)-amide];

1-(4-Chloro-phenylcarbamoyl)-5-(3-fluoro-2′-methanesulfonyl-biphenyl-4-ylcarbamoyl)-4,5-dihydro-1H-pyrazole-3-carboxylic acid ethyl ester;

4,5-Dihydro-pyrazole-1,5-dicarboxylic acid 1-[(4-chloro-phenyl)-amide] 5-{[2-fluoro-4-(2-oxo-2H-pyridin-1-yl)-phenyl]-amide};

3-Hydroxymethyl-4,5-dihydro-pyrazole-1,5-dicarboxylic acid 1-[(4-chloro-phenyl)-amide] 5-{[2-fluoro-4-(2-oxo-2H-pyridin-1-yl)-phenyl]-amide};

5-Methyl-4,5-dihydro-pyrazole-1,5-dicarboxylic acid 1-[(4-chloro-phenyl)-amide] 5-{[2-fluoro-4-(2-oxo-2H-pyridin-1-yl)-phenyl]-amide};

3-Methoxymethyl-4,5-dihydro-pyrazole-1,5-dicarboxylic acid 1-[(4-chloro-phenyl)-amide] 5-{[2-fluoro-4-(2-oxo-2H-pyridin-1-yl)-phenyl]-amide};

4,5-Dihydro-pyrazole-1,5-dicarboxylic acid 1-[(5-chloro-pyridin-2-yl)-amide] 5-{[2-fluoro-4-(2-oxo-2H-pyridin-1-yl)-phenyl]-amide};

3-Hydroxymethyl-4,5-dihydro-pyrazole-1,5-dicarboxylic acid 1-[(5-chloro-pyridin-2-yl)-amide] 5-{[2-fluoro-4-(2-oxo-2H-pyridin-1-yl)-phenyl]-amide};

5-Methyl-4,5-dihydro-pyrazole-1,5-dicarboxylic acid 1-[(5-chloro-pyridin-2-yl)-amide] 5-{[2-fluoro-4-(2-oxo-2H-pyridin-1-yl)-phenyl]-amide};

3-Methoxymethyl-4,5-dihydro-pyrazole-1,5-dicarboxylic acid 1-[(5-chloro-pyridin-2-yl)-amide] 5-{[2-fluoro-4-(2-oxo-2H-pyridin-1-yl)-phenyl]-amide};

or a pharmaceutically acceptable salt thereof.

5. A pharmaceutical composition comprising one or more compounds or a pharmaceutically acceptable salt thereof selected from the group consisting of: