Patent ID: 11878970
Assignee: PETRA PHARMA CORPORATION
Field: Organic fine chemistry (Chemistry)
Classification: CPC C  A | IPC C

Claim 13:
14. The compound of claim 1, or pharmaceutically acceptable salt thereof, wherein R2 is an optionally substituted bicyclic heteroaryl and the optionally substituted bicyclic heteroaryl is a phenyl, pyridine, pyrazine, pyrimidine, or pyridazine ring fused to a pyrrole, furan, thiophene, pyrazole, isoxazole, imidazole, oxazole, thiazole, triazole, pyridine, pyrazine, pyrimidine, or pyridazine ring; wherein the optionally substituted bicyclic heteroaryl is optionally substituted with one to three substituents each independently selected from —CN, halogen, C1-C6 haloalkyl, C1-C6 alkoxy, C1-C6 haloalkoxy, —SO2R10, —CONR10R10, —NR10R10, —NR10CO2R10, an optionally substituted C1-C6 alkyl, an optionally substituted C2-C6 alkenyl, an optionally substituted C2-C6 alkynyl, an optionally substituted C3-C5 cycloalkyl, an optionally substituted heterocycle selected from pyrrolidine, pyrrolidinone, piperidine or morpholine, an optionally substituted phenyl, an optionally substituted 1,3-benzodioxole, an optionally substituted 2,3-dihydro-1,4-benzodioxine, or an optionally substituted heteroaryl selected from pyridine, pyrimidine, pyridazine, pyrazine, pyrazole, isoxazole, isothiazole, imidazole, oxazole, or thiazole; wherein the optionally substituted C1-C6 alkyl, C2-C6 alkenyl, or C2-C6 alkynyl is each optionally substituted with a —CN, —OH, oxetanyl, or C1-C3 alkoxy; the optionally substituted C3-C5 cycloalkyl, phenyl, 1,3-benzodioxole, 2,3-dihydro-1,4-benzodioxine, heterocycle or heteroaryl is each optionally substituted with one to three substituents each independently selected from halogen, C1-C3 alkyl, C1-C3 haloalkyl, C1-C3 alkoxy, C1-C3 haloalkoxy, —SO2R10, —NR10R10, —OH or —CN.