Patent ID: 11952364
Assignee: TYLIGAND BIOSCIENCE (SHANGHAI) LIMITED
Field: Pharmaceuticals (Chemistry)
Classification: CPC C  A | IPC A  C

Claim 10:
11. A compound of formula III-b, isomers thereof or their pharmaceutically acceptable salts or solvates,, , wherein:
R2 is —NRaRb or —ORb;
X is —CR7R8—, ═CR7—, —CR7R8—CR7R8— or —CR7═CR8—;
R6 and R9 are each independently H, halogen, —OH, C1-6 alkyl or C3-6 cycloalkyl;
R7 and R8 are each independently H, halogen, —OH, C1-6 alkyl optionally substituted with one or more halogens or C3-6 cycloalkyl optionally substituted with one or more halogens, or R7 and R8 attached to the same carbon atom together form a C3-6 cycloalkyl;
R3 and R4 are each independently selected from H or halogen;
Ra and Rb are each independently selected from H, C1-6 alkyl optionally substituted by one or more halogens, or C3-6 cycloalkyl optionally substituted by one or more halogens, or Ra and Rb together with N to which they are attached form a 3-6 membered ring optionally substituted with one or more halogens.