IP Library Granted Patent US 10,590,121
Granted Patent B2
US 10,590,121 · App. 16/022,323 · Granted Mar 17, 2020

Kinase inhibitors and methods for making and using

Inventors: Vanessa Taylor (San Francisco, CA); Yan Chen (Foster City, CA); Rose Yen (San Francisco, CA)
Assignee: Rigel Pharmaceuticals, Inc.
C07D417/14A61P29/00C07D401/04C07D401/14C07D405/04C07D405/14C07D413/14C07D417/04
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Quick Facts
Patent No.
US 10,590,121
App. No.
16/022,323
Granted
Mar 17, 2020
Kind
B2
Abstract

Disclosed embodiments concern kinase inhibitors having a structure according to formula 1, such as interleukin receptor associated kinases (IRAK) inhibitors, and compositions comprising such inhibitors. Also disclosed are methods of making and using the compounds and compositions. The disclosed compounds and/or compositions may be used to treat or prevent a kinase-associated disease or condition, particularly an IRAK-associated disease or condition.

Claims (168)

1. A compound, having a formula 1

or a pharmaceutically acceptable salt, hydrate, N-oxide, or solvate thereof, wherein:

Het-1 is a 5- or 6-membered heteroaryl comprising at least one carbon atom and at least one heteroatom selected from N, O or S;

R 1 is H or alkyl;

R 2 is —N(R c ) 2 ;

each R 3 independently is C 1-6 alkyl, C 1-3 haloalkyl, or halo;

m is 0, 1 or 2;

each R 4 independently is C 1-6 alkyl;

k is 0, 1, 2, 3, 4, 5, 6, 7, 8, or 9;

A is N or CR h ;

R h is H, R 3 or the

 moiety;

R 5 is H, aliphatic, phosphonooxyalkyl, phosphonoalkyl, or acyl;

each of R 6 and R 7 independently is H, aliphatic, or halo;

X is O or NR 9 ;

R 9 is R a , C(O)C 1-6 aliphatic, C(O)N(R c ) 2 , or CO 2 R a ;

Y is N or CH;

Linker is a bond, —(C(R 10 ) 2 ) n —, —(C(R 10 ) 2 ) n —O—, —C(O)—(C(R 10 ) 2 ) p —, or —(C(R 10 ) 2 ) p —N(R a )—;

each R 10 independently is R a or R b ;

n is 1, 2, 3, 4, 5, or 6;

p is 0, 1, or 2;

R a is independently for each occurrence H, D, C 1-6 alkyl, or C 3-6 cycloalkyl;

R b is independently for each occurrence —OH, —OR a , or halo; and

R c is independently for each occurrence R a , or two R c groups together with the nitrogen bound thereto form a C 3-7 heterocyclyl optionally substituted with 1, 2, 3 or 4 substituents selected from C 1-6 alkyl, C 1-3 haloalkyl, —OH, or halo, and optionally interrupted with one or two additional heteroatoms selected from O, —N(R g )—, or S, where R g is R a , —C(O)R a , —C(O)OR a or —C(O)N(R a ) 2 ; or

the compound is selected from

I-39: N-(2-methoxy-5-morpholinophenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-40: N-(2-methoxy-5-morpholinophenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide; or

I-41: N-(2-methoxy-5-morpholinophenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide.

2. The compound of claim 1 , wherein Het-1 is pyridinyl, furanyl or thiazolyl.

3. The compound of claim 2 , wherein Het-1 is

4. The compound of claim 1 , wherein R 1 is H.

5. The compound of claim 1 , wherein:

R 2 has a formula

Z is a bond, O, —NR a , —NC(O)R a , or C(R 8 ) 2 ; and

each R 8 independently is H, C 1-6 alkyl, C 1-3 haloalkyl, —OH, or halo.

6. The compound of claim 5 , wherein each R 8 independently is H, —OH, C 1-3 alkyl, or halo.

7. The compound of claim 5 , wherein Z is a bond, O, or C(R 8 ) 2 .

8. The compound of claim 5 , wherein R 2 is

9. The compound of claim 1 , wherein m is 1 or 2 and each R 3 independently is F, Cl, Br, or I.

10. The compound of claim 9 , wherein m is 1 or 2 and each R 3 independently is F.

11. The compound of claim 1 , wherein m is 1.

12. The compound of claim 1 , wherein m is 0.

13. The compound of claim 1 , wherein k is 0.

14. The compound of claim 1 , wherein each of R 6 and R 7 independently is H, halo, or C 1-6 alkyl.

15. The compound of claim 1 , wherein R 5 is H, C 1-6 alkyl, —CH 2 OP(O)(R d ) 2 , —CH 2 P(O)(R d ) 2 , or acyl, where each R d is independently for each occurrence —OR a , —O − M + where each M + independently is an alkali metal ion selected from K + , Na + , Li + or an ammonium ion selected from + NH 4 or + N(R a ) 4 , or —O − [M 2+ ] 0.5 where M 2+ is an alkaline metal earth ion selected from Mg 2+ , Ca 2+ or Ba 2+ .

16. The compound of claim 15 , wherein R 5 is H, C 1-6 alkyl, or —CH 2 OP(O)(R d ) 2 .

17. The compound of claim 16 , wherein R 5 is H.

18. The compound of claim 1 , wherein R 6 is H, R 7 is H, or both R 6 and R 7 are H.

19. The compound of claim 1 , wherein R 9 is H or C 1-6 alkyl.

20. The compound of claim 1 , wherein the

moiety is

21. The compound of claim 1 , wherein Linker is a bond, —CH 2 —, —C(O)—, —C(O)—CH 2 —, —CH 2 CH 2 —, —CH 2 CH 2 N(CH 3 )—, —CH 2 CH 2 N(H)—, —CH 2 CH 2 O—, or —CH 2 CF 2 —.

22. The compound of claim 1 , wherein the

moiety is

23. The compound of claim 1 , wherein the compound has a formula

or a pharmaceutically acceptable salt, hydrate, N-oxide, or solvate thereof.

24. The compound of claim 1 , wherein the

moiety is para to R 2 .

25. The compound of claim 1 , wherein the

moiety is para to the amide.

26. The compound of claim 1 , wherein m is 1 and R 3 is para to the amide.

27. The compound of claim 1 , wherein m is 1 and R 3 is para to R 2 .

28. The compound of claim 1 , wherein the compound has a formula

or a pharmaceutically acceptable salt, hydrate, N-oxide, or solvate thereof.

29. The compound of claim 28 , wherein the

moiety is para to the amide.

30. The compound of claim 28 , wherein the compound has a formula

or a pharmaceutically acceptable salt, hydrate, N-oxide, or solvate thereof.

31. The compound of claim 1 , wherein the

moiety is

32. The compound of claim 1 , the compound having a structure according to formula 2

or a pharmaceutically acceptable salt, hydrate, N-oxide, or solvate thereof, wherein:

Het-1 is pyridinyl, furanyl or thiazolyl;

R 2 is —N(R c ) 2 ;

each R 3 independently is halo;

m is 0 or 1;

each of R 5 , R 6 and R 7 is H;

A is N or CR h ;

R h is H, R 3 or the

 moiety;

X is O or NR 9 ;

R 9 is R a ;

Y is N or CH;

Linker is a bond, —(C(R 10 ) 2 ) n —, —(C(R 10 ) 2 ) n —O—, —C(O)—(C(R 10 ) 2 ) p —, or —(C(R 10 ) 2 ) p —N(R a )—;

each R 10 independently is R a or R b ;

n is 1 or 2; and

p is 0 or 1.

33. The compound of claim 32 , wherein the compound has a general formula selected from

or a pharmaceutically acceptable salt, hydrate, N-oxide, or solvate thereof.

34. A compound selected from:

I-1: N-(4-(4-methylpiperazin-1-yl)-2-(piperidin-1-yl)phenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-2: N-(4-(4-methylpiperazin-1-yl)-2-(piperidin-1-yl)phenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-3: N-(4-(4-methylpiperazin-1-yl)-2-(piperidin-1-yl)phenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide;

I-4: N-(2-(4-fluoropiperidin-1-yl)-4-morpholinophenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-5: N-(2-(4-fluoropiperidin-1-yl)-4-morpholinophenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-6: N-(2-(4-fluoropiperidin-1-yl)-4-morpholinophenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide;

I-7: N-(2-(4-fluoropiperidin-1-yl)-4-(4-methylpiperazin-1-yl)phenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-8: N-(2-(4-fluoropiperidin-1-yl)-4-(4-methylpiperazin-1-yl)phenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-9: N-(2-(4-fluoropiperidin-1-yl)-4-(4-methylpiperazin-1-yl)phenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide;

I-10: N-(2-(4-hydroxypiperidin-1-yl)-4-morpholinophenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-11: N-(2-(4-hydroxypiperidin-1-yl)-4-morpholinophenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-12: N-(2-(4-hydroxypiperidin-1-yl)-4-morpholinophenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide;

I-13: N-(2,4-dimorpholinophenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-14: N-(2,4-dimorpholinophenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-15: N-(2,4-dimorpholinophenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide;

I-16: N-(2-(4-hydroxy-4-methylpiperidin-1-yl)-4-morpholinophenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-17: N-(2-(4-hydroxy-4-methylpiperidin-1-yl)-4-morpholinophenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-18: N-(2-(4-hydroxy-4-methylpiperidin-1-yl)-4-morpholinophenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide;

I-19: N-(2-(4,4-difluoropiperidin-1-yl)-4-morpholinophenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-20: N-(2-(4,4-difluoropiperidin-1-yl)-4-morpholinophenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-21: N-(2-(4,4-difluoropiperidin-1-yl)-4-morpholinophenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide;

I-22: N-(4-morpholino-2-(pyrrolidin-1-yl)phenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-23: N-(4-morpholino-2-(pyrrolidin-1-yl)phenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-24: N-(4-morpholino-2-(pyrrolidin-1-yl)phenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide;

I-25: N-(5-morpholino-2-(piperidin-1-yl)phenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-26: N-(5-morpholino-2-(piperidin-1-yl)phenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide;

I-27: N-(5-(2-morpholinoethoxy)-2-(piperidin-1-yl)phenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-28: N-(5-(2-morpholinoethoxy)-2-(piperidin-1-yl)phenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-29: N-(5-(2-morpholinoethoxy)-2-(piperidin-1-yl)phenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide;

I-30: N-(4-fluoro-5-(2-morpholinoethyl)-2-(piperidin-1-yl)phenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-31: N-(4-fluoro-5-(2-morpholinoethyl)-2-(piperidin-1-yl)phenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-32: N-(4-fluoro-5-(2-morpholinoethyl)-2-(piperidin-1-yl)phenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide;

I-33: N-(5-(1,1-difluoro-2-morpholinoethyl)-2-(piperidin-1-yl)phenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-34: N-(5-(1,1-difluoro-2-morpholinoethyl)-2-(piperidin-1-yl)phenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-35: N-(5-(1,1-difluoro-2-morpholinoethyl)-2-(piperidin-1-yl)phenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide;

I-36: N-(4-morpholino-2-(piperidin-1-yl)phenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-37: N-(4-morpholino-2-(piperidin-1-yl)phenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-38: N-(4-morpholino-2-(piperidin-1-yl)phenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide;

I-39: N-(2-methoxy-5-morpholinophenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-40: N-(2-methoxy-5-morpholinophenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-41: N-(2-methoxy-5-morpholinophenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide;

I-42: N-(6-morpholino-4-(piperidin-1-yl)pyridin-3-yl)-6-(1H-pyrazol-4-yl)picolinamide;

I-43: N-(6-morpholino-4-(piperidin-1-yl)pyridin-3-yl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-44: N-(6-morpholino-4-(piperidin-1-yl)pyridin-3-yl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide;

I-45: N-(4-(morpholine-4-carbonyl)-2-(piperidin-1-yl)phenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-46: N-(4-(morpholine-4-carbonyl)-2-(piperidin-1-yl)phenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-47: N-(4-(morpholine-4-carbonyl)-2-(piperidin-1-yl)phenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide;

I-48: N-(4-(morpholinomethyl)-2-(piperidin-1-yl)phenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-49: N-(4-(morpholinomethyl)-2-(piperidin-1-yl)phenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-50: N-(4-(morpholinomethyl)-2-(piperidin-1-yl)phenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide;

I-51: N-(4-(2-morpholino-2-oxoethyl)-2-(piperidin-1-yl)phenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-52: N-(4-(2-morpholino-2-oxoethyl)-2-(piperidin-1-yl)phenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-53: N-(4-(2-morpholino-2-oxoethyl)-2-(piperidin-1-yl)phenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide;

I-54: N-(4-(2-morpholinoethyl)-2-(piperidin-1-yl)phenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-55: N-(4-(2-morpholinoethyl)-2-(piperidin-1-yl)phenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-56: N-(4-(2-morpholinoethyl)-2-(piperidin-1-yl)phenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide;

I-57: N-(5-(morpholine-4-carbonyl)-2-(piperidin-1-yl)phenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-58: N-(5-(morpholine-4-carbonyl)-2-(piperidin-1-yl)phenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-59: N-(5-(morpholine-4-carbonyl)-2-(piperidin-1-yl)phenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide;

I-60: N-(5-(morpholinomethyl)-2-(piperidin-1-yl)phenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-61: N-(5-(morpholinomethyl)-2-(piperidin-1-yl)phenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-62: N-(5-(morpholinomethyl)-2-(piperidin-1-yl)phenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide;

I-63: N-(5-(2-morpholino-2-oxoethyl)-2-(piperidin-1-yl)phenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-64: N-(5-(2-morpholino-2-oxoethyl)-2-(piperidin-1-yl)phenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-65: N-(5-(2-morpholino-2-oxoethyl)-2-(piperidin-1-yl)phenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide;

I-66: N-(5-(2-morpholinoethyl)-2-(piperidin-1-yl)phenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-67: N-(5-(2-morpholinoethyl)-2-(piperidin-1-yl)phenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-68: N-(5-(2-morpholinoethyl)-2-(piperidin-1-yl)phenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide;

I-69: N-(4-(methyl(2-morpholinoethyl)amino)-2-(piperidin-1-yl)phenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-70: N-(4-(methyl(2-morpholinoethyl)amino)-2-(piperidin-1-yl)phenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-71: N-(4-(methyl(2-morpholinoethyl)amino)-2-(piperidin-1-yl)phenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carb oxamide;

I-72: N-(4-((2-morpholinoethyl)amino)-2-(piperidin-1-yl)phenyl)-6-(1H-pyrazol-4-yl)picolinamide;

I-73: N-(4-((2-morpholinoethyl)amino)-2-(piperidin-1-yl)phenyl)-5-(1H-pyrazol-4-yl)furan-2-carboxamide;

I-74: N-(4-((2-morpholinoethyl)amino)-2-(piperidin-1-yl)phenyl)-2-(1H-pyrazol-4-yl)thiazole-4-carboxamide; or

I-75: N-(5-morpholino-2-(piperidin-1-yl)phenyl)-6-(1H-pyrazol-4-yl)picolinamide.

35. A composition, comprising a compound of claim 1 , and a pharmaceutically acceptable excipient.

36. The composition of claim 35 , further comprising an additional therapeutic agent selected from an analgesic, an antibiotic, an anticoagulant, an antibody, an anti-inflammatory agent, an immunosuppressant, a guanylate cyclase-C agonist, an intestinal secretagogue, an antiviral, anticancer, antifungal, or a combination thereof.

37. A method of inhibiting an IRAK protein in a subject with rheumatoid arthritis, comprising administering to the subject an effective amount of a compound according to claim 1 .

Assignments (3)
SECURITY INTEREST Recorded May 8, 2026
From: RIGEL PHARMACEUTICALS, INC.
To: MIDCAP FUNDING IV TRUST
Reel/Frame 075576/0880 →
SECURITY INTEREST Recorded Aug 25, 2022
From: RIGEL PHARMACEUTICALS, INC.
To: MIDCAP FINANCIAL TRUST
Reel/Frame 061327/0712 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Aug 27, 2018
From: YEN, ROSE; CHEN, YAN; TAYLOR, VANESSA
To: RIGEL PHARMACEUTICALS, INC.
Reel/Frame 046712/0049 →
Continuity (2)
Provisional Application 62526838 · Jun 29, 2017
Related Publication 20190002455A1 · Jan 3, 2019
Cited By (6)
US 12,384,775 US 12,435,058 US 12,441,705 US 12,441,736 US 12,459,932 US 12,540,129