IP Library › Granted Patent US 11,591,331
Granted Patent B2
US 11,591,331 · App. 17/723,929 · Granted Feb 28, 2023

PARP1 inhibitors and uses thereof

Inventors: Lynnie Trzoss (San Diego, CA); Qing Dong (San Diego, CA); Stephen W. Kaldor (San Diego, CA)
Assignee: XINTHERA, INC.
C07D471/04A61P35/00C07D491/048C07D491/147C07D498/14C07D513/04C07D519/00
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Quick Facts
Patent No.
US 11,591,331
App. No.
17/723,929
Granted
Feb 28, 2023
Kind
B2
Abstract

Described herein are PARP1 inhibitors and pharmaceutical compositions comprising said inhibitors. The subject compounds and compositions are useful for the treatment of cancer.

Claims (37)

1. A compound of Formula (III), or a pharmaceutically acceptable salt, solvate, or stereoisomer thereof:

wherein:

W 3 is absent;

each R 7 is independently hydrogen, deuterium, halogen, —CN, —OH, —OR a , —NR c R d , C 1 -C 6 alkyl, C 1 -C 6 haloalkyl, C 1 -C 6 deuteroalkyl, C 1 -C 6 hydroxyalkyl, C 1 -C 6 aminoalkyl, C 1 -C 6 heteroalkyl, cycloalkyl, or heterocycloalkyl;

or two R 7 are taken together to form a cycloalkyl or a heterocycloalkyl; each optionally substituted with deuterium, halogen, —CN, —OH, —OR a , —NR c R d , C 1 -C 6 alkyl, C 1 -C 6 haloalkyl, C 1 -C 6 deuteroalkyl, C 1 -C 6 hydroxyalkyl, C 1 -C 6 aminoalkyl, or C 1 -C 6 heteroalkyl;

each R 8 is independently deuterium, halogen, —CN, —NO 2 , —OH, —OR a , —OC(═O)R a , —OC(═O)OR b , —OC(═O)NR c R d , —SH, —SR a , —S(═O)R a , —S(═O) 2 R a , —S(═O) 2 NR c R d , —NR c R d , —NR b C(═O)NR c R d , —NR b C(═O)R a , —NR b C(═O)OR b , —NR b S(═O) 2 R a , —C(═O)R a , —C(═O)OR b , —C(═O)NR c R d , C 1 -C 6 alkyl, C 1 -C 6 haloalkyl, C 1 -C 6 deuteroalkyl, C 1 -C 6 hydroxyalkyl, C 1 -C 6 aminoalkyl, C 1 -C 6 heteroalkyl, C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, cycloalkyl, heterocycloalkyl, aryl, or heteroaryl;

or two R 8 on the same carbon are taken together to form an oxo;

or two R 8 on the same carbon, adjacent carbons, or opposite carbons are taken together to form a cycloalkyl or heterocycloalkyl; each optionally substituted with one or more deuterium, halogen, —CN, —OH, —OR a , —NR c R d , C 1 -C 6 alkyl, C 1 -C 6 haloalkyl, C 1 -C 6 deuteroalkyl, C 1 -C 6 hydroxyalkyl, C 1 -C 6 aminoalkyl, or C 1 -C 6 heteroalkyl;

n is 0-6;

each R 11 is independently deuterium, halogen, —CN, —NO 2 , —OH, —OR a , —OC(═O)R a , —OC(═O)OR b , —OC(═O)NR c R d , —SH, —SR a , —S(═O)R a , —S(═O) 2 R a , —S(═O) 2 NR c R d , —NR c R d , —NR b C(═O)NR c R d , —NR b C(═O)R a , —NR b C(═O)OR b , —NR b S(═O) 2 R a , —C(═O)R a , —C(═O)OR b , —C(═O)NR c R d , C 1 -C 6 alkyl, C 1 -C 6 haloalkyl, C 1 -C 6 deuteroalkyl, C 1 -C 6 hydroxyalkyl, C 1 -C 6 aminoalkyl, C 1 -C 6 heteroalkyl, cycloalkyl, or heterocycloalkyl;

q is 0-3;

each R a is independently C 1 -C 6 alkyl, C 1 -C 6 haloalkyl, C 1 -C 6 deuteroalkyl, C 1 -C 6 hydroxyalkyl, C 1 -C 6 aminoalkyl, C 1 -C 6 heteroalkyl, C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, cycloalkyl, heterocycloalkyl, aryl, heteroaryl, C 1 -C 6 alkyl(cycloalkyl), C 1 -C 6 alkyl(heterocycloalkyl), C 1 -C 6 alkyl(aryl), or C 1 -C 6 alkyl(heteroaryl); wherein each alkyl, alkenyl, alkynyl, cycloalkyl, heterocycloalkyl, aryl, and heteroaryl is independently optionally substituted with one or more oxo, deuterium, halogen, —CN, —OH, —OCH 3 , —S(═O)CH 3 , —S(═O) 2 CH 3 , —S(═O) 2 NH 2 , —S(═O) 2 NHCH 3 , —S(═O) 2 N(CH 3 ) 2 , —NH 2 , —NHCH 3 , —N(CH 3 ) 2 , —C(═O)CH 3 , —C(═O)OH, —C(═O)OCH 3 , C 1 -C 6 alkyl, C 1 -C 6 haloalkyl, C 1 -C 6 deuteroalkyl, C 1 -C 6 hydroxyalkyl, C 1 -C 6 aminoalkyl, or C 1 -C 6 heteroalkyl;

each R b is independently hydrogen, C 1 -C 6 alkyl, C 1 -C 6 haloalkyl, C 1 -C 6 deuteroalkyl, C 1 -C 6 hydroxyalkyl, C 1 -C 6 aminoalkyl, C 1 -C 6 heteroalkyl, C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, cycloalkyl, heterocycloalkyl, aryl, heteroaryl, C 1 -C 6 alkyl(cycloalkyl), C 1 -C 6 alkyl(heterocycloalkyl), C 1 -C 6 alkyl(aryl), or C 1 -C 6 alkyl(heteroaryl); wherein each alkyl, alkenyl, alkynyl, cycloalkyl, heterocycloalkyl, aryl, and heteroaryl is independently optionally substituted with one or more oxo, deuterium, halogen, —CN, —OH, —OCH 3 , —S(═O)CH 3 , —S(═O) 2 CH 3 , —S(═O) 2 NH 2 , —S(═O) 2 NHCH 3 , —S(═O) 2 N(CH 3 ) 2 , —NH 2 , —NHCH 3 , —N(CH 3 ) 2 , —C(═O)CH 3 , —C(═O)OH, —C(═O)OCH 3 , C 1 -C 6 alkyl, C 1 -C 6 haloalkyl, C 1 -C 6 deuteroalkyl, C 1 -C 6 hydroxyalkyl, C 1 -C 6 aminoalkyl, or C 1 -C 6 heteroalkyl; and

each R c and R d are independently hydrogen, C 1 -C 6 alkyl, C 1 -C 6 haloalkyl, C 1 -C 6 deuteroalkyl, C 1 -C 6 hydroxyalkyl, C 1 -C 6 aminoalkyl, C 1 -C 6 heteroalkyl, C 2 -C 6 alkenyl, C 2 -C 6 alkynyl, cycloalkyl, heterocycloalkyl, aryl, heteroaryl, C 1 -C 6 alkyl(cycloalkyl), C 1 -C 6 alkyl(heterocycloalkyl), C 1 -C 6 alkyl(aryl), or C 1 -C 6 alkyl(heteroaryl); wherein each alkyl, alkenyl, alkynyl, cycloalkyl, heterocycloalkyl, aryl, and heteroaryl is independently optionally substituted with one or more oxo, deuterium, halogen, —CN, —OH, —OCH 3 , —S(═O)CH 3 , —S(═O) 2 CH 3 , —S(═O) 2 NH 2 , —S(═O) 2 NHCH 3 , —S(═O) 2 N(CH 3 ) 2 , —NH 2 , —NHCH 3 , —N(CH 3 ) 2 , —C(═O)CH 3 , —C(═O)OH, —C(═O)OCH 3 , C 1 -C 6 alkyl, C 1 -C 6 haloalkyl, C 1 -C 6 deuteroalkyl, C 1 -C 6 hydroxyalkyl, C 1 -C 6 aminoalkyl, or C 1 -C 6 heteroalkyl;

or R c and R d are taken together with the atom to which they are attached to form a heterocycloalkyl optionally substituted with one or more oxo, deuterium, halogen, —CN, —OH, —OCH 3 , —S(═O)CH 3 , —S(═O) 2 CH 3 , —S(═O) 2 NH 2 , —S(═O) 2 NHCH 3 , —S(═O) 2 N(CH 3 ) 2 , —NH 2 , —NHCH 3 , —N(CH 3 ) 2 , —C(═O)CH 3 , —C(═O)OH, —C(═O)OCH 3 , C 1 -C 6 alkyl, C 1 -C 6 haloalkyl, C 1 -C 6 deuteroalkyl, C 1 -C 6 hydroxyalkyl, C 1 -C 6 aminoalkyl, or C 1 -C 6 heteroalkyl.

2. The compound of claim 1 , or a pharmaceutically acceptable salt, solvate, or stereoisomer thereof, wherein each R 7 is independently hydrogen, deuterium, halogen, C 1 -C 6 alkyl, or C 1 -C 6 haloalkyl.

3. The compound of claim 2 , or a pharmaceutically acceptable salt, solvate, or stereoisomer thereof, wherein each R 7 is hydrogen.

4. The compound of claim 1 , or a pharmaceutically acceptable salt, solvate, or stereoisomer thereof, wherein two R 7 are taken together to form a cycloalkyl.

5. The compound of claim 1 , or a pharmaceutically acceptable salt, solvate, or stereoisomer thereof, wherein each R 8 is C 1 -C 6 alkyl; or two R 8 on the same carbon are taken together to form an oxo.

6. The compound of claim 5 , or a pharmaceutically acceptable salt, solvate, or stereoisomer thereof, wherein each R 8 is C 1 -C 6 alkyl.

7. The compound of claim 1 , or a pharmaceutically acceptable salt, solvate, or stereoisomer thereof, wherein two R 8 on opposite carbons are taken together to form a cycloalkyl.

8. The compound of claim 1 , or a pharmaceutically acceptable salt, solvate, or stereoisomer thereof, wherein two R 8 on the same carbon are taken together to form a cycloalkyl.

9. The compound of claim 1 , or a pharmaceutically acceptable salt, solvate, or stereoisomer thereof, wherein two R 8 on adjacent carbons are taken together to form a cycloalkyl.

10. The compound of claim 1 , or a pharmaceutically acceptable salt, solvate, or stereoisomer thereof, wherein n is 0-3.

11. The compound of claim 10 , or a pharmaceutically acceptable salt, solvate, or stereoisomer thereof, wherein n is 1 or 2.

12. The compound of claim 11 , or a pharmaceutically acceptable salt, solvate, or stereoisomer thereof, wherein n is 1.

13. The compound of claim 1 , or a pharmaceutically acceptable salt, solvate, or stereoisomer thereof, wherein each R 11 is independently deuterium, halogen, C 1 -C 6 alkyl, C 1 -C 6 haloalkyl, or C 1 -C 6 deuteroalkyl.

14. The compound of claim 13 , or a pharmaceutically acceptable salt, solvate, or stereoisomer thereof, wherein each R 11 is independently halogen or C 1 -C 6 alkyl.

15. The compound of claim 14 , or a pharmaceutically acceptable salt, solvate, or stereoisomer thereof, wherein each R 11 is independently halogen.

16. The compound of claim 1 , or a pharmaceutically acceptable salt, solvate, or stereoisomer thereof, wherein q is 0 or 1.

17. The compound of claim 16 , or a pharmaceutically acceptable salt, solvate, or stereoisomer thereof, wherein q is 1.

18. The compound of claim 1 , wherein the compound is:

or a pharmaceutically acceptable salt or solvate thereof.

19. The compound of claim 1 , wherein the compound is:

or a pharmaceutically acceptable salt or solvate thereof.

20. A pharmaceutical composition comprising a compound of claim 1 , or a pharmaceutically acceptable salt, solvate, or stereoisomer thereof, and a pharmaceutically acceptable excipient.

21. A method of treating cancer in a subject in need thereof, the method comprising administering a compound of any claim 1 , or a pharmaceutically acceptable salt, solvate, or stereoisomer thereof; wherein the cancer is breast cancer, ovarian cancer, pancreatic cancer, prostate cancer, a hematological cancer, gastrointestinal cancer, or lung cancer.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 29, 2022
From: TRZOSS, LYNNIE; DONG, QING; KALDOR, STEPHEN W.; HOFFMAN, ROBERT L.; VA, PORINO JINJO; PINCHMAN, JOSEPH ROBERT
To: XINTHERA, INC.
Reel/Frame 059716/0754 →
Continuity (4)
Provisional Application 63254832 · Oct 12, 2021
Provisional Application 63183563 · May 3, 2021
Provisional Application 63176610 · Apr 19, 2021
Related Publication 20220348574A1 · Nov 3, 2022
Cited By (2)
US 12,384,780 US 12,421,241