IP Library Granted Patent US 7,750,160
Granted Patent B2
US 7,750,160 · App. 10/989,824 · Granted Jul 6, 2010

Isoxazolyl urea derivatives as kinase modulators

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Quick Facts
Patent No.
US 7,750,160
App. No.
10/989,824
Granted
Jul 6, 2010
Kind
B2
Abstract

The invention provides methods and compositions for treating conditions mediated by various kinases wherein derivatives of urea compounds are employed. The invention also provides methods of using the compounds and/or compositions in the treatment of a variety of diseases and unwanted conditions in subjects.

Claims (65)

1. A compound of Formula (IV):

wherein:

Z 1 is N;

Z 2 is O;

each R 3 is H, alkyl, cycloalkyl, heteroaryl, or aryl;

each R 2 is independently H, alkyl, cycloalkyl, heterocyclyl, aryl, or heteroaryl; or wherein two R 2 groups are linked together by an alkylene;

each R 1 is independently H, halogen, alkyl, alkoxy, cycloalkyl, heterocyclyl, aryl, heteroaryl, —OR c , —OC(O)R c , —NO 2 , —N(R c ) 2 , —SR c , S(O) j R c where j is 1 or 2, —NR c C(O)R c , —C(O)N(R c ) 2 , —C(O) 2 R c , or —C(O)R c ;

each R c is independently H, alkyl, cycloalkyl, aryl, or heteroaryl;

Y is O or S;

L is linker —C(O)NH—; and

T is a bi-, or tricyclic, cycloalkyl, heterocyclyl, aryl, or heteroaryl, or a stereoisomer or pharmaceutically acceptable salt thereof.

2. The compound of claim 1 , wherein T corresponds to Formula (V):

wherein A is a five or six-membered aryl, heterocyclyl or heteroaryl; and B is a five or six-membered arylene, heterocyclene or heteroarylene, wherein A and B together form a fused two-ring moiety.

3. The compound of claim 2 , corresponding to Formula (VI):

4. The compound of claim 3 , wherein L is —C(O)NH—.

5. The compound of claim 4 , wherein B is phenylene, pyridinylene, pyrimidinylene, pyridazinylene, thiophenylene, imidazolylene, or pyrrolylene.

6. The compound of claim 5 , selected from the group consisting of:

7. The compound of claim 1 , corresponding to:

8. A compound of Formula (VII):

wherein:

Z 1 is N;

Z 2 is O;

each R 3 is H, alkyl, cycloalkyl, heteroaryl, or aryl;

each R 2 is independently H, alkyl, cycloalkyl, heterocyclyl, aryl, or heteroaryl; or wherein two R 2 groups are linked together by an alkylene;

each R 1 is independently H, halogen, alkyl, alkoxy, cycloalkyl, heterocyclyl, aryl, heteroaryl, —OR c , —OC(O)R c , —NO 2 , —N(R c ) 2 , —SR c , S(O) j R c where j is 1 or 2, —NR c C(O)R c , —C(O)N(R c ) 2 , —C(O) 2 R c , or —C(O)R c ;

each R c is independently H, alkyl, cycloalkyl, aryl, or heteroaryl;

Y is O or S;

L is —C(O)NH—;

each of X 1 , X 2 , X 3 , X 4 and X 5 is independently C, CR, N, NR, S, or O, wherein no more than three of X 1 , X 2 , X 3 , X 4 and X 5 is a heteroatom, and no two adjacent ring atoms are O or S; where

each R is independently H, halogen, alkyl, —OH, alkoxy, —OC(O)R d , —NO 2 , —N(R d ) 2 , —SR d , —S(O) j R d where j is 1 or 2, —NR d C(O)R d , —C(O) 2 R d , —C(O)N(R d ) 2 , or —C(O)R d ;

where each R d is independently H, alkyl, cycloalkyl, aryl, or heteroaryl,

or stereoisomer or pharmaceutically acceptable salt thereof.

9. The compound of claim 8 , corresponding to Formula (VIII):

10. The compound of claim 9 , wherein

is selected from the group consisting of:

11. The compound of claim 10 selected from the group consisting of:

12. A compound of Formula (XI):

wherein:

L is —C(O)NH—;

R 7 is selected from the group consisting of H, halogen, alkyl, —OH, alkoxy, —C(O)R d , —OC(O)R d , —NO 2 , —N(R d ) 2 , —C(O)OR d and SR d ,

each R d is independently H, alkyl, cycloalkyl, aryl, or heteroaryl;

each R is independently H, halogen, alkyl, —OH, alkoxy, —OC(O)R d , —NO 2 , —N(R d ) 2 , —S(O) j R d where j is 1 or 2, —NR d C(O)R d , —C(O) 2 R d , —C(O)N(R d ) 2 , or —C(O)R d ,

or a stereoisomer or pharmaceutically acceptable salt thereof.

13. The compound of claim 12 , selected from the group consisting of:

14. A compound corresponding to Formula (XIX):

wherein L 1 is a bond; and L is a bond or —C(O)NH—

U is selected from the group consisting of cycloalkyl, aryl, and heteroaryl; and

V is a cycloalkylene, heterocyclene, arylene, or heteroarylene.

15. The compound of claim 14 , wherein U is phenyl, thiazolyl, or pyridinyl; and V is piperidinylene, thiazolylene, imidazolylene, or thiophenylene.

16. The compound of claim 15 , wherein the compound is:

17. The compound of claim 14 , corresponding to Formula (XX):

18. The compound of claim 17 , wherein U is phenyl, C 3 -C 6 cycloalkyl, pyrimidine, or pyridine.

19. The compound of claim 14 , corresponding to Formula (XXI):

20. The compound of claim 19 , wherein U is pyrimidinyl.

21. The compound of claim 1 , corresponding to

22. A method of modulating p38 kinase, said method comprising administering an effective amount of the compound of claim 14 , or a pharmaceutically acceptable salt thereof.

23. A method of modulating MKNK2 kinase, said method comprising administering an effective amount of the compound of claim 8 , or a pharmaceutically acceptable salt thereof.

24. A method of modulating MKNK2 kinase, said method comprising administering an effective amount of the compound of claim 12 , or a pharmaceutically acceptable salt thereof.

25. A method of modulating MKNK2 kinase, said method comprising administering an effective amount of the compound of claim 14 , or a pharmaceutically acceptable salt thereof.

26. A method of modulating STK10 kinase, said method comprising administering an effective amount of the compound of claim 8 , or a pharmaceutically acceptable salt thereof.

27. A method of modulating STK10 kinase, said method comprising administering an effective amount of the compound of claim 12 , or a pharmaceutically acceptable salt thereof.

28. A method of modulating STK10 kinase, said method comprising administering an effective amount of the compound of claim 14 , or a pharmaceutically acceptable salt thereof.

29. A method of treating a cellular proliferative disorder, said method comprising administering a therapeutically effective amount of the compound of claim 8 , or a pharmaceutically acceptable salt thereof, or a pharmaceutically acceptable salt thereof.

30. A method of treating a cellular proliferative disorder, said method comprising administering a therapeutically effective amount of the compound of claim 12 , or a pharmaceutically acceptable salt thereof.

31. A method of treating a cellular proliferative disorder, said method comprising administering a therapeutically effective amount of the compound of claim 14 , or a pharmaceutically acceptable salt thereof.

Assignments (3)
RELEASE OF SECURITY INTEREST Recorded Mar 7, 2008
From: HORIZON TECHNOLOGY FUNDING COMPANY LLC
To: AMBIT BIOSCIENCES CORPORATION
Reel/Frame 020619/0693 →
SECURITY AGREEMENT Recorded Oct 17, 2005
From: AMBIT BIOSCIENCES CORPORATION
To: HORIZON TECHNOLOGY FUNDING COMPANY LLC
Reel/Frame 017261/0630 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 15, 2004
From: MILANOV, ZDRAVKO V.; PATEL, HITESH K.; GROTZFELD, ROBERT M.; MEHTA, SHAMAL A.; LAI, ANDILIY G.; LOCKHART, DAVID J.
To: AMBIT BIOSCIENCES CORPORATION
Reel/Frame 016009/0328 →