IP Library Granted Patent US 6,962,993
Granted Patent B2
US 6,962,993 · App. 10/463,724 · Granted Nov 8, 2005

Pyrrolo[2,3-d]pyrimidine compounds

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Quick Facts
Patent No.
US 6,962,993
App. No.
10/463,724
Granted
Nov 8, 2005
Kind
B2
Abstract

A compound of the formula wherein R 1 , R 2 and R 3 are as defined above, useful as inhibitors of protein kinases, such as the enzyme Janus Kinase 3.

Claims (38)

1. A compound of the formula

or the pharmaceutically acceptable salt thereof; wherein

R 1 is a group of the formula

wherein y is 0, 1 or 2;

R 4 is selected from the group consisting of hydrogen, (C 1 -C 6 )alkyl, (C 1 -C 6 )alkylsulfonyl, (C 2 -C 6 )alkenyl, (C 2 -C 6 )alkynyl wherein the alkyl, alkenyl and alkynyl groups are optionally substituted by deuterium, hydroxy, amino, trifluoromethyl, (C 1 -C 4 )alkoxy, (C 1 -C 6 )acyloxy, (C 1 -C 6 )alkylamino, ((C 1 -C 6 )alkyl) 2 amino, cyano, nitro, (C 2 -C 6 )alkenyl, (C 2 -C 6 )alkynyl or (C 1 -C 6 )acylamino; or R 4 is (C 3 -C 10 )cycloalkyl wherein the cycloalkyl group is optionally substituted by deuterium, hydroxy, amino, trifluoromethyl, (C 1 -C 6 )acyloxy, (C 1 -C 6 )acylamino, (C 1 -C 6 )alkylamino, ((C 1 -C 6 )alkyl) 2 amino, cyano, cyano(C 1 -C 6 )alkyl, trifluoromethyl(C 1 -C 6 )alkyl, nitro, nitro(C 1 -C 6 )alkyl or (C 1 -C 6 )acylamino;

R 5 is (C 2 -C 9 )heterocycloalkyl wherein the heterocycloalkyl groups must be substituted by one to five groups consisting of carboxy, cyano, amino, deuterium, hydroxy, (C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy, halo, (C 1 -C 6 )acyl, (C 1 -C 6 )alkylamino, amino(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy-CO—NH, (C 1 -C 6 )alkylamino-CO—, (C 2 -C 6 )alkenyl, (C 2 -C 6 ) alkynyl, (C 1 -C 6 )alkylamino, amino(C 1 -C 6 )alkyl, hydroxy(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy(C 1 -C 6 )alkyl, (C 1 -C 6 )acyloxy(C 1 -C 6 )alkyl, nitro, cyano(C 1 -C 6 )alkyl, halo(C 1 -C 6 )alkyl, nitro(C 1 -C 6 )alkyl, trifluoromethyl, trifluoromethyl(C 1 -C 6 )alkyl, (C 1 -C 6 )acylamino, (C 1 -C 6 )acylamino(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy(C 1 -C 6 )acylamino, amino(C 1 -C 6 )acyl, amino(C 1 -C 6 )acyl(C 1 -C 6 )alkyl, (C 1 -C 6 )alkylamino(C 1 -C 6 )acyl, ((C 1 -C 6 )alkyl) 2 amino(C 1 -C 6 )acyl, R 15 R 16 N—CO—O—, R 15 R 16 N—CO—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-S(O) m , R 15 R 16 NS(O) m , R 15 R 16 NS(O) m (C 1 -C 6 )alkyl, R 15 S(O) m R 16 N, R 15 S(O) m R 16 N(C 1 -C 6 )alkyl, and a group of the formula II

wherein:

m is 0, 1 or 2;

R 15 and R 16 are each independently selected from hydrogen or (C 1 -C 6 )alkyl;

a is 0, 1, 2, 3 or 4;

b, c, e, f and g are each independently 0 or 1;

d is 0, 1, 2, or 3;

X is S(O) n wherein n is 0, 1 or 2; oxygen, carbonyl or —C(═N-cyano)-;

Y is S(O) n wherein n is 0, 1 or 2; or carbonyl; and

Z is carbonyl, C(O)O—, C(O)NR— wherein R is hydrogen or (C 1 -C 6 )alkyl; or Z is S(O) n wherein n is 0, 1 or 2;

R 6 , R 7 , R 8 , R 9 , R 10 and R 11 are each independently selected from the group consisting of hydrogen or (C 1 -C 6 )alkyl optionally substituted by deuterium, hydroxy, amino, trifluoromethyl, (C 1 -C 6 )acyloxy, (C 1 -C 6 )acylamino, (C 1 -C 6 )alkylamino, ((C 1 -C 6 )alkyl) 2 amino, cyano, cyano(C 1 -C 6 )alkyl, trifluoromethyl(C 1 -C 6 )alkyl, nitro, nitro(C 1 -C 6 )alkyl or (C 1 -C 6 )acylamino;

R 12 is (C 6 -C 10 )aryl, (C 2 -C 9 )heteroaryl, tetrazolyl, or (C 2 -C 9 )heterocycloalkyl, wherein the aryl, heteroaryl, tetrazolyl, and heterocycloalkyl groups are optionally substituted by one to four groups consisting of hydrogen, deuterium, amino, halo, oxo, hydroxy, nitro, carboxy, (C 2 -C 6 )alkenyl, (C 2 -C 6 )alkynyl, trifluoromethyl, trifluoromethoxy, (C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy, (C 3 -C 10 )cycloalkyl, (C 1 -C 6 )alkyl-CO—NH—, (C 1 -C 6 )alkoxy-CO—NH—, (C 1 -C 6 )alkyl-CO—NH—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy-CO—NH—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy-CO—NH—(C 1 -C 6 )alkoxy, carboxy, carboxy(C 1 -C 6 )alkyl, carboxy(C 1 -C 6 )alkoxy, benzyloxycarbonyl(C 1 -C 6 )alkoxy, (C 1 -C 6 )alkoxycarbonyl(C 1 -C 6 )alkoxy, (C 6 -C 10 )aryl, amino, amino(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxycarbonylamino, (C 6 -C 10 )aryl(C 1 -C 6 )alkoxycarbonylamino, (C 1 -C 6 )alkylamino, ((C 1 -C 6 )alkyl) 2 amino, (C 1 -C 6 )alkylamino(C 1 -C 6 )alkyl, ((C 1 -C 6 )alkyl) 2 amino(C 1 -C 6 )alkyl, hydroxy, (C 1 -C 6 )alkoxy, carboxy, carboxy(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxycarbonyl, (C 1 -C 6 )alkoxycarbonyl(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy-CO—NH—, (C 1 -C 6 )alkyl-CO—NH—, cyano, (C 5 -C 9 )heterocycloalkyl, amino-CO—NH—, (C 1 -C 6 )alkylamino-CO—NH—, ((C 1 -C 6 )alkyl) 2 amino-CO—NH—, (C 6 -C 10 )arylamino-CO—NH—, (C 5 -C 9 )heteroarylamino-CO—NH—, (C 1 -C 6 )alkylamino-CO—NH—(C 1 -C 6 )alkyl, ((C 1 -C 6 )alkyl) 2 amino-CO—NH—(C 1 -C 6 )alkyl, (C 6 -C 10 )arylamino-CO—NH—(C 1 -C 6 )alkyl, (C 5 -C 9 )heteroarylamino-CO—NH—(C 1 -C 6 )alkyl, cyano(C 1 -C 6 )alkyl, carboxy(C 1 -C 6 )alkyl(C 1 -C 6 )alkoxy, carboxy(C 1 -C 6 )alkyl, sulfonylamino, aminosulfonyl, sulfonylamino(C 1 -C 6 )alkyl, sulfonylaminocarboxy(C 1 -C 6 )alkyl, (C 1 -C 6 )alkylsulfonyl, (C 1 -C 6 )alkylsulfonylamino, (C 1 -C 6 )alkylsulfonylamino(C 1 -C 6 )alkyl, (C 6 -C 10 )arylsulfonyl, (C 6 -C 10 )arylsulfonylamino, (C 6 -C 10 )arylsulfonylamino(C 1 -C 6 )alkyl, (C 1 -C 6 )alkylsulfonylamino, (C 1 -C 6 )alkylsulfonylamino(C 1 -C 6 )alkyl, (C 3 -C 10 )cycloalkyl, (C 3 -C 10 )cycloalkoxy, (C 1 -C 6 )alkylamino, ((C 1 -C 6 )alkyl) 2 amino, (C 6 -C 10 )arylamino, (C 1 -C 6 )alkylthio, (C 6 -C 10 )arylthio, (C 1 -C 6 )alkylsulfinyl, (C 6 -C 10 )arylsulfinyl, (C 1 -C 6 )alkylsulfonyl, (C 6 -C 10 )arylsulfonyl, (C 1 -C 6 )acyl, (C 1 -C 6 )alkoxy-CO—NH—, (C 1 -C 6 )alkylamino-CO—, (C 5 -C 9 )heteroaryl, (C 2 -C 9 )heterocycloalkyl or (C 6 -C 10 )aryl wherein the heteroaryl, tetrazolyl, heterocycloalkyl and aryl groups which are optionally substituted on R 12 may be further substituted by one to three groups consisting of halo, (C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-CO—NH—, (C 1 -C 6 )alkoxy-CO—NH—, (C 1 -C 6 )alkyl-CO—NH—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy-CO—NH—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy-CO—NH—(C 1 -C 6 )alkoxy, carboxy, carboxy(C 1 -C 6 )alkyl, carboxy(C 1 -C 6 )alkoxy, benzyloxycarbonyl(C 1 -C 6 )alkoxy, (C 1 -C 6 )alkoxycarbonyl(C 1 -C 6 )alkoxy, (C 6 -C 10 )aryl, amino, amino(C 1 -C 6 ) alkyl, (C 1 -C 6 )alkoxycarbonylamino, (C 6 -C 10 )aryl(C 1 -C 6 )alkoxycarbonylamino, (C 1 -C 6 )alkylamino, ((C 1 -C 6 )alkyl) 2 amino, (C 1 -C 6 )alkylamino(C 1 -C 6 )alkyl, ((C 1 -C 6 )alkyl) 2 amino(C 1 -C 6 )alkyl, hydroxy, (C 1 -C 6 )alkoxy, carboxy, carboxy(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxycarbonyl, (C 1 -C 6 )alkoxycarbonyl(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy-CO—NH—, (C 1 -C 6 )alkyl-CO—NH—, cyano, (C 5 -C 9 )heterocycloalkyl, amino-CO—NH—, (C 1 -C 6 )alkylamino-CO—NH—, ((C 1 -C 6 )alkyl) 2 amino-CO—NH—, (C 6 -C 10 )arylamino-CO—NH—, (C 5 -C 9 )heteroarylamino-CO—NH—, (C 1 -C 6 )alkylamino-CO—NH—(C 1 -C 6 )alkyl, ((C 1 -C 6 )alkyl) 2 amino-CO—NH—(C 1 -C 6 )alkyl, (C 6 -C 10 )arylamino-CO—NH—(C 1 -C 6 )alkyl, (C 5 -C 9 )heteroarylamino-CO—NH—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkylsulfonyl, (C 1 -C 6 )alkylsulfonylamino, (C 1 -C 6 )alkylsulfonylamino(C 1 -C 6 )alkyl, (C 6 -C 10 )arylsulfonyl, (C 6 -C 10 )arylsulfonylamino, (C 6 -C 10 )arylsulfonylamino(C 1 -C 6 )alkyl, (C 1 -C 6 )alkylsulfonylamino, (C 1 -C 6 )alkylsulfonylamino (C 1 -C 6 )alkyl, (C 5 -C 9 )heteroaryl and (C 2 -C 9 )heterocycloalkyl;

R 2 and R 3 are each independently selected from the group consisting of hydrogen, deuterium, amino, halo, hydroxy, nitro, carboxy, (C 2 -C 6 )alkenyl, (C 2 -C 6 )alkynyl, trifluoromethyl, trifluoromethoxy, (C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy, (C 3 -C 10 )cycloalkyl wherein the alkyl, alkoxy or cycloalkyl groups are optionally substituted by one to three groups selected from halo, hydroxy, carboxy, amino (C 1 -C 6 )alkylthio, (C 1 -C 6 )alkylamino, ((C 1 -C 6 )alkyl) 2 amino, (C 5 -C 9 )heteroaryl, (C 2 -C 9 )heterocycloalkyl, (C 3 -C 9 )cycloalkyl or (C 6 -C 10 )aryl; or R 2 and R 3 are each independently (C 3 -C 10 )cycloalkyl, (C 3 -C 10 )cycloalkoxy, (C 1 -C 6 )alkylamino, ((C 1 -C 6 )alkyl) 2 amino, (C 6 -C 10 )arylamino, (C 1 -C 6 )alkylthio, (C 6 -C 10 )arylthio, (C 1 -C 6 )alkylsulfinyl, (C 6 -C 10 )arylsulfinyl, (C 1 -C 6 )alkylsulfonyl, (C 6 -C 10 )arylsulfonyl, (C 1 -C 6 )acyl, (C 1 -C 6 )alkoxy-CO—NH—, (C 1 -C 6 )alkylamino-CO—, (C 5 -C 9 )heteroaryl, (C 2 -C 9 )heterocycloalkyl or (C 6 -C 10 )aryl wherein the heteroaryl, heterocycloalkyl and aryl groups are optionally substituted by one to three halo, (C 1 -C 6 )alkyl, (C 1 -C 6 )alkyl-CO—NH—, (C 1 -C 6 )alkoxy-CO—NH—, (C 1 -C 6 )alkyl-CO—NH—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy-CO—NH—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy-CO—NH—C 1 -C 6 )alkoxy, carboxy, carboxy(C 1 -C 6 )alkyl, carboxy(C 1 -C 6 )alkoxy, benzyloxycarbonyl(C 1 -C 6 )alkoxy, (C 1 -C 6 )alkoxycarbonyl(C 1 -C 6 )alkoxy, (C 6 -C 10 )aryl, amino, amino(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxycarbonylamino, (C 6 -C 10 )aryl(C 1 -C 6 )alkoxycarbonylamino, (C 1 -C 6 )alkylamino, ((C 1 -C 6 )alkyl) 2 amino, (C 1 -C 6 )alkylamino(C 1 -C 6 )alkyl, ((C 1 -C 6 )alkyl) 2 amino(C 1 -C 6 )alkyl, hydroxy, (C 1 -C 6 )alkoxy, carboxy, carboxy(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxycarbonyl, (C 1 -C 6 )alkoxycarbonyl(C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy-CO—NH—, (C 1 -C 6 )alkyl-CO—NH—, cyano, (C 5 -C 9 )heterocycloalkyl, amino-CO—NH—, (C 1 -C 6 )alkylamino-CO—NH—, ((C 1 -C 6 )alkyl) 2 amino-CO—NH—, (C 6 -C 10 )arylamino-CO—NH—, (C 5 -C 9 )heteroarylamino-CO—NH—, (C 1 -C 6 )alkylamino-CO—NH—C 1 -C 6 )alkyl, ((C 1 -C 6 )alkyl) 2 amino-CO—NH—(C 1 -C 6 )alkyl, (C 6 -C 10 )arylamino-CO—NH—(C 1 -C 6 )alkyl, (C 5 -C 9 )heteroarylamino-CO—NH—(C 1 -C 6 )alkyl, (C 1 -C 6 )alkylsulfonyl, (C 1 -C 6 )alkylsulfonylamino, (C 1 -C 6 )alkylsulfonylamino(C 1 -C 6 )alkyl, (C 6 -C 10 )arylsulfonyl, (C 6 -C 10 )arylsulfonylamino, (C 6 -C 10 )arylsulfonylamino(C 1 -C 6 )alkyl, (C 1 -C 6 )alkylsulfonylamino, (C 1 -C 6 )alkylsulfonylamino(C 1 -C 6 )alkyl, (C 5 -C 9 )heteroaryl or (C 2 -C 9 )heterocycloalkyl;

with the proviso that R 5 must be substituted by the group of formula II.

2. A compound according to claim 1 , wherein R 5 is (C 2 -C 9 )heterocycloalkyl optionally substituted by one to three groups selected from deuterium, hydroxy, (C 1 -C 6 )alkyl, halo, (C 1 -C 6 )alkoxy and a group of formula II.

3. A compound according to claim 1 , wherein a is 0; b is 1; X is carbonyl; c is 0; d is 0; e is 0; f is 0; and g is 0.

4. A compound according to claim 1 , wherein a is 0; b is 1; X is carbonyl; c is 0; d is 1; e is 0; f is 0, and g is 0.

5. A compound according to claim 1 , wherein a is 0; b is 1; X is carbonyl; c is 1; d is 0; e is 0; f is 0; and g is 0.

6. A compound according to claim 1 , wherein a is 0; b is 1; X is —C(═N═cyano)-; c is 1; d is 0; e is 0; f is 0; and g is 0.

7. A compound according to claim 1 , wherein a is 0; b is 0; c is 0; d is 0; e is 0; f is 0; g is 1; and Z is —C(O)—O—.

8. A compound according to claim 1 , wherein a is 0; b is 1; X is S(O) n ; n is 2; c is 0; d is 0; e is 0; f is 0; and g is 0.

9. A compound according to claim 1 , wherein a is 0; b is 1; X is S(O) n ; n is 2; c is 0; d is 2; e is 0; f is 1; g is 1; and Z is carbonyl.

10. A compound according to claim 1 , wherein a is 0; b is 1; X is S(O) n ; n is 2; c is 0; d is 2; e is 0; f is 1; and g is 0.

11. A compound according to claim 1 , wherein a is 0; b is 1; X is carbonyl; c is 1; d is 0; e is 1; Y is S(O) n ; n is 2; f is 0; and g is 0.

12. A compound according to claim 1 , wherein a is 0; b is 1; X is S(O) n ; n is 2; c is 1; d is 0; e is 0; f is 0; and g is 0.

13. A compound according to claim 1 , wherein a is 1; b is 1; X is carbonyl; c is 1;d is 0; e is 0; f is 0; and g is 0.

14. A compound according to claim 1 , wherein a is 0; b is 1; X is S(O) n ; c is 0; d is 1; e is 1; Y is S(O) n ; n is 2; f is 0; and g is 0.

15. A compound according to claim 1 , wherein a is 0; b is 1; X is S(O) n ; c is 0; d is 2, 3 or 4; e is 1; Y is S(O) n ; n is 2; f is 1; and g is 0.

16. A compound according to claim 1 , wherein a is 0; b is 1; X is oxygen; c is 0; d is 2, 3 or 4; e is 1; Y is S(O) n ; n is 2; f is 1; and g is 0.

17. A compound according to claim 1 , wherein a is 0; b is 1; X is oxygen; c is 0; d is 2, 3 or 4; e is 1; Y is S(O) n ; n is 2; f is 0; and g is 0.

18. A compound according to claim 1 , wherein a is 0; b is 1; X is carbonyl; c is 1; d is 2, 3 or 4; e is 1; Y is S(O) n ; f is 0; and g is 0.

19. A compound according to claim 1 , wherein a is 0; b is 1; X is carbonyl; c is 1; d is 2, 3 or 4; e is 1; Y is S(O) n ; n is 2; f is 1; and y is 0.

20. A compound according to claim 1 , wherein R 12 is (C 6 -C 10 )aryl or (C 2 -C 9 )heteroaryl or tetrazolyl wherein the aryl or heteroaryl or tetrazolyl group is optionally substituted by one to four groups consisting of hydrogen, halo, hydroxy, carboxy, trifluormethyl, (C 1 -C 6 )alkyl, (C 1 -C 6 )alkoxy, (C 1 -C 6 )alkyl-CO—NH—, amino, amino(C 1 -C 6 )alkyl, (C 1 -C 6 )alkylamino, ((C 1 -C 6 )alkyl) 2 amino, cyano, amino-CO—NH—, (C 1 -C 6 )alkylamino-CO—NH—, ((C 1 -C 6 )alkyl) 2 amino-CO—NH—, (C 5 -C 9 )heteroarylamino-CO—NH—, (C 1 -C 6 )alkylsulfonyl, (C 1 -C 6 )alkylsulfonylamino, (C 6 -C 10 )arylsulfonylamino, (C 1 -C 6 )alkylsulfonylamino, and (C 1 -C 6 )alkoxy-CO—NH—.

Assignments (3)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 25, 2013
From: ZOETIS LLC
To: PFIZER INC.
Reel/Frame 030077/0597 →
CHANGE OF NAME Recorded Mar 21, 2013
From: AH USA 42 LLC
To: ZOETIS LLC
Reel/Frame 030058/0452 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 11, 2013
From: PFIZER INC.
To: AH USA 42 LLC
Reel/Frame 029609/0336 →