IP Library Granted Patent US 10,280,171
Granted Patent B2
US 10,280,171 · App. 15/607,174 · Granted May 7, 2019

Heterocyclic inhibitors of PTPN11

Inventors: Philip Jones (Houston, TX); Barbara Czako (Bellaire, TX); Jason Cross (Pearland, TX); Paul Leonard (Houston, TX); Faika Mseeh (Shenandoah, TX); Connor Austin Parker (Houston, TX)
Assignee: BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
C07D487/04A61K31/4985A61K31/501C07D519/00
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Quick Facts
Patent No.
US 10,280,171
App. No.
15/607,174
Granted
May 7, 2019
Kind
B2
Abstract

The present invention relates to compounds which may be useful as inhibitors of PTPN11 for the treatment or prevention of cancer and other PTP-mediated diseases. Disclosed herein are new compounds and compounds based on pyrazolopyrazines and their application as pharmaceuticals for the treatment of disease.

Claims (96)

1. A compound of structural Formula I

or a salt or tautomer thereof, wherein:

a is selected from 0 and 1;

b is selected from 0 and 1;

R 1 is selected from halo, C 6-10 aryl, C 3-8 cycloalkyl, C 3-8 cycloalkenyl, and a 5-9 membered heteroaryl group containing 1 to 4 heteroatoms or groups independently selected from N, C(O), O, and S;

said aryl or heteroaryl of R 1 is optionally substituted with 1 to 5 R 12 groups independently selected from halo, hydroxy, amino, C 1-4 alkylamino, C 1-4 dialkylamino, cyano, C 1-4 alkyl, C 1-4 alkoxy, C 1-4 hydroxyalkyl, C 1-4 aminoalkyl, C 3-8 cycloalkyl, C 3-8 cycloalkenyl, NR 15 C(O)R 13 , NR 15 C(O)OR 13 , NR 13 C(O)NR 15 R 16 , NR 15 S(O)R 13 , NR 15 S(O) 2 R 13 , C(O)NR 15 R 16 , S(O)NR 15 R 16 , S(O) 2 NR 15 R 16 , C(O)R 13 , C(O)OR 13 , SR 13 , S(O)R 13 , and S(O) 2 R 13 ;

R 2 , R 3 , R 10 , and R 11 are independently selected from hydrogen, C 1-4 alkyl, and C 3-8 cycloalkyl;

R 4 , R 5 , R 8 , and R 9 are independently selected from hydrogen, cyano, C 1-4 alkyl, C 1-4 alkoxy, amino, hydroxy, C 3-8 cycloalkyl, halo, and C 1-4 alkylamino;

R 6 is selected from amino, C 1-4 aminoalkyl, and C 1-4 alkylamino;

R 7 is selected from hydrogen, cyano, amido, halo, and hydroxy, or is selected from C 1-4 alkyl, C 1-4 hydroxyalkyl, C 3-6 cycloalkyl, phenyl, and 5- or 6-membered heteroaryl, any of which is optionally substituted with one or more R 17 groups;

or R 6 and R 7 together with the carbon atom to which they are both attached form a 3- to 7-membered saturated or unsaturated ring that can contain 1 to 3 heteroatoms or groups independently selected from N, C(O), O, and S(O) m , and that is optionally substituted with one R 17 group, and that is optionally substituted with one or more R 18 groups;

m is selected from 0, 1, and 2;

any two groups selected from R 2 , R 3 , R 4 , R 5 , R 7 , R 8 , R 9 , R 10 and R 11 can form a 5- to 6-membered ring, optionally containing a N, O or S heteroatom;

any two groups selected from R 2 , R 4 , R 6 , R 8 and R 10 can form a direct bond, or a 1 or 2 atom carbon bridge;

R 13 , R 15 , and R 16 are independently selected from hydrogen, C 1-4 alkyl, and C 3-8 cycloakyl, wherein said alkyl or cycloalkyl is optionally substituted by one or more substituents selected from hydroxy, cyano and halo;

R 17 is selected from amino, halo, hydroxy, cyano, trifluoromethyl, trifluoromethoxy, C 1-4 alkyl, and C 1-4 alkoxy; and

each R 18 is independently selected from halo, hydroxy, and cyano.

2. The compound as recited in claim 1 wherein:

R 1 is selected from C 6-10 aryl and a 5- to 9-membered heteroaryl group containing 1 to 4 heteroatoms or groups independently selected from N, C(O), O, and S;

said aryl or heteroaryl of R 1 is optionally substituted with 1 to 5 R 12 groups independently selected from halo, hydroxy, amino, C 1-4 alkylamino, C 1-4 dialkylamino, cyano, C 1-4 alkyl, C 1-4 alkoxy, C 1-4 hydroxyalkyl, C 1-4 haloalkyl, C 1-4 aminoalkyl, C 3-8 cycloalkyl, C 3-8 cycloalkenyl, NR 15 C(O)R 13 , NR 15 C(O)OR 13 , NR 13 C(O)NR 15 R 16 , NR 15 S(O)R 13 , NR 15 S(O) 2 R 13 , C(O)NR 15 R 16 , S(O)NR 15 R 16 , S(O) 2 NR 15 R 16 , C(O)R 13 , C(O)OR 13 , SR 13 , S(O)R 13 , and S(O) 2 R 13 ; and

R 13 , R 15 , and R 16 are independently selected from hydrogen, C 1-4 alkyl, and C 3-8 cycloakyl, wherein said alkyl or cycloalkyl is optionally substituted by one or more substituents selected from hydroxy, cyano and halo.

3. The compound as recited in claim 2 wherein:

R 1 is selected from C 6-10 aryl and a 5- to 9-membered heteroaryl group containing 1 to 4 heteroatoms or groups independently selected from N, C(O), O, and S;

said aryl or heteroaryl of R 1 is optionally substituted with 1 to 5 R 12 groups independently selected from halo, hydroxy, amino, C 1-4 alkylamino, C 1-4 dialkylamino, C 1-4 alkyl, C 1-4 alkoxy, C 1-4 haloalkyl, and C 1-4 aminoalkyl; and

R 17 is selected from amino, halo, and hydroxy.

4. The compound as recited in claim 2 wherein:

R 1 is selected from C 6-10 aryl and a 5- to 9-membered heteroaryl group containing 1 to 4 heteroatoms or groups independently selected from N, C(O), O, and S;

said aryl or heteroaryl of R 1 is optionally substituted with 1 to 5 R 12 groups independently selected from halo, hydroxy, amino, C 1-4 alkylamino, C 1-4 dialkylamino, C 1-4 alkyl, C 1-4 alkoxy, C 1-4 haloalkyl, and C 1-4 aminoalkyl;

R 6 is selected from amino, C 1-4 aminoalkyl, and C 1-4 alkylamino; and

R 7 is selected from hydrogen, cyano, amido, halo, and hydroxy, or is selected from C 1-4 alkyl, C 1-4 hydroxyalkyl, C 3-6 cycloalkyl, phenyl, and 5- or 6-membered heteroaryl, any of which is optionally substituted with one or more R 17 groups.

5. The compound as recited in claim 1 wherein:

R 1 is selected from C 6-10 aryl and a 5- to 9-membered heteroaryl group containing 1 to 4 heteroatoms or groups independently selected from N, C(O), O, and S;

said aryl or heteroaryl of R 1 is optionally substituted with 1 to 5 R 12 groups independently selected from halo, hydroxy, amino, C 1-4 alkylamino, C 1-4 dialkylamino, C 1-4 alkyl, C 1-4 alkoxy, C 1-4 haloalkyl, and C 1-4 aminoalkyl; and

R 4 , R 5 , R 8 , and R 9 are independently selected from hydrogen, C 1-4 alkyl, C 1-4 alkoxy, amino, hydroxy, C 3-8 cycloalkyl, and C 1-4 alkylamino.

6. The compound as recited in claim 5 wherein R 2 , R 3 , R 4 , R 5 , R 8 , R 9 , R 10 and R 11 are hydrogen.

7. The compound as recited in claim 6 wherein

R 6 and R 7 together with the carbon atom to which they are both attached form a 3- to 7-membered cycloalkyl ring that is optionally substituted with one R 17 group, and that is optionally substituted with one or more R 18 groups.

8. The compound as recited in claim 6 wherein:

R 1 is selected from C 6-10 aryl and a 5- to 9-membered heteroaryl group containing 1 to 4 heteroatoms or groups independently selected from N, C(O), O, and S;

said aryl or heteroaryl of R 1 is optionally substituted with 1 to 5 R 12 groups independently selected from halo, hydroxy, amino, C 1-4 alkylamino, C 1-4 dialkylamino, C 1-4 alkyl, C 1-4 alkoxy, C 1-4 haloalkyl, and C 1-4 aminoalkyl; and

R 17 is selected from amino, halo, and hydroxy.

9. The compound as recited in claim 6 wherein:

R 1 is selected from C 6-10 aryl and a 5- to 9-membered heteroaryl group containing 1 to 4 heteroatoms or groups independently selected from N, C(O), O, and S;

said aryl or heteroaryl of R 1 is optionally substituted with 1 to 5 R 12 groups independently selected from halo, hydroxy, amino, C 1-4 alkylamino, C 1-4 dialkylamino, C 1-4 alkyl, C 1-4 alkoxy, C 1-4 haloalkyl, and C 1-4 aminoalkyl;

R 6 is selected from amino, C 1-4 aminoalkyl, and C 1-4 alkylamino; and

R 7 is selected from hydrogen, cyano, amido, halo, and hydroxy, or is selected from C 1-4 alkyl, C 1-4 hydroxyalkyl, C 3-6 cycloalkyl, phenyl, and 5- or 6-membered heteroaryl, any of which is optionally substituted with one or more R 17 groups.

10. The compound as recited in claim 1 , wherein R 6 and R 7 together with the carbon atom to which they are both attached forms a 3- to 7-membered saturated or unsaturated ring that can contain 1 to 3 heteroatoms or groups independently selected from N, C(O), O, and S(O) m , and that is optionally substituted with one R 17 group, and that is optionally substituted with one or more R 18 groups.

11. The compound as recited in claim 1 , wherein R 6 and R 7 together with the carbon atom to which they are both attached forms a 3- to 7-membered cycloalkyl ring that is optionally substituted with one R 17 group, and that is optionally substituted with one or more R 18 groups.

12. The compound as recited in claim 1 , wherein R 6 and R 7 together with the carbon atom to which they are both attached form a 3- to 6-membered heterocycloalkyl ring that is optionally substituted with one R 17 group, and that is optionally substituted with one or more R 18 groups.

13. The compound as recited in claim 1 , wherein R 6 and R 7 together with the carbon atom to which they are both attached form a 3- to 6-membered heterocycloalkyl ring that is optionally substituted with one R 17 group.

14. The compound as recited in claim 1 , wherein

R 6 is C 1-4 aminoalkyl; and

R 7 is selected from hydroxy, or is selected from C 1-4 alkyl, C 1-4 hydroxyalkyl, C 3-6 cycloalkyl, phenyl, and 5- or 6-membered heteroaryl, any of which is optionally substituted with one or more R 17 groups.

15. The compound as recited in claim 1 , wherein

R 6 is aminomethyl; and

R 7 is selected from hydroxy, C 1-4 alkyl, C 1-4 hydroxyalkyl, C 3-6 cycloalkyl, phenyl, and 5- or 6-membered heteroaryl.

16. The compound as recited in claim 1 , wherein

R 6 is amino; and

R 7 is selected from amido, C 1-4 alkyl, C 1-4 hydroxyalkyl, C 3-6 cycloalkyl, phenyl, and 5- or 6-membered heteroaryl, any of which is optionally substituted with one or more R 17 groups.

17. The compound as recited in claim 1 , wherein

R 6 is amino; and

R 7 is C 1-4 hydroxyalkyl.

18. The compound as recited in claim 1 , wherein

R 1 is selected from C 6-10 aryl and a 5-9 membered heteroaryl group containing 1 to 4 heteroatoms or groups independently selected from N, C(O), O, and S;

said aryl or heteroaryl of R 1 is optionally substituted with 1 to 5 R 12 groups independently selected from halo, hydroxy, alkoxy, amino, C 1-4 alkylamino, C 1-4 dialkylamino, cyano, C 1-4 alkyl.

19. The compound as recited in claim 1 , wherein R 1 is selected from:

and

each R 12 is independently selected from halo, hydroxy, amino, methylamino, dimethylamino, cyano, C 1-4 alkyl, and C 1-4 alkoxy.

20. The compound as recited in claim 19 , wherein R 1 is selected from:

21. The compound as recited in claim 20 , wherein each R 12 is independently selected from halo, hydroxy, C 1-4 alkyl, and C 1-4 alkoxy.

22. The compound as recited in claim 1 , wherein R 1 is selected from pyridyl, piperazinyl, pyrimidinyl, pyrazolyl, and pyridazinyl.

23. The compound as recited in claim 1 , wherein R 1 is phenyl.

24. The compound as recited in claim 1 , wherein the structure is selected from:

25. The compound as recited in claim 24 , wherein

R 6 is selected from amino, C 1-4 aminoalkyl, and C 1-4 alkylamino;

R 7 is selected from hydrogen, cyano, amido, halo, and hydroxy, or is selected from C 1-4 alkyl, and C 1-4 hydroxyalkyl, any of which is optionally substituted with one or more R 17 groups; and

each R 17 is independently selected from amino, halo, and hydroxy.

26. The compound as recited in claim 1 wherein the structure is selected from:

or a salt or tautomer thereof.

27. The compound as recited in claim 1 , wherein the structure is selected from:

or the enantiomer of any one of the above structures,

or a salt or tautomer of any of the above structures,

or a salt or tautomer of the enantiomer of any one of the above structures.

28. The compound as recited in claim 1 , wherein the structure is selected from:

or a salt or tautomer of any of the above structures.

29. The compound as recited in claim 1 , wherein the structure is

30. The compound as recited in claim 1 , wherein the structure is

31. The compound as recited in claim 1 , wherein the structure is

32. The compound as recited in claim 1 , wherein the structure is

33. The compound as recited in claim 1 wherein the structure is selected from:

or a salt or tautomer thereof.

34. The compound as recited in claim 1 wherein the structure is selected from:

or a salt or tautomer thereof.

35. A compound as recited in claim 1 for use as a medicament.

36. A pharmaceutical composition comprising a compound as recited in claim 1 together with a pharmaceutically acceptable carrier.

37. A method of inhibition of PTPN11 comprising contacting PTPN11 with a compound as recited in claim 1 .

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 24, 2018
From: JONES, PHILIP; CZAKO, BARBARA; CROSS, JASON; LEONARD, PAUL; MSEEH, FAIKA; PARKER, CONNOR AUSTIN
To: BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
Reel/Frame 047298/0257 →
Continuity (3)
Provisional Application 62451432 · Jan 27, 2017
Provisional Application 62343455 · May 31, 2016
Related Publication 20170342078A1 · Nov 30, 2017
Cited By (3)
US 12,264,167 US 12,331,056 US 12,390,469