Patent ID: 11897877
Assignee: CANCER RESEARCH TECHNOLOGY LIMITED
Field: Pharmaceuticals (Chemistry)
Classification: CPC C  A | IPC A  C

Claim 6:
7. A compound according to claim 1, wherein R1 is a 3 to 9 membered nitrogen-linked monocyclic, bicyclic, or spiro bicyclic heterocyclyl or NR7R8; and wherein the 3 to 9 membered nitrogen-linked heterocyclyl is optionally substituted by one or more substituent groups selected from fluoro, chloro, trifluoromethyl, trifluoromethoxy, cyano, hydroxy, amino, carboxy, carbamoyl, sulphamoyl, (1-4C)alkyl, (1-4C)alkoxy, S(0)qCH3 (where q is 0, 1, or 2), methylamino, or dimethylamino;
R7 is hydrogen; and
R8 is (1-6C)alkyl or a 3 to 9 membered heterocyclyl, each of which is optionally substituted by one or more substituents selected from hydroxyl, fluoro, chloro, cyano, CF3, OCF3, (1-2C)alkyl, or (1-2C)alkoxy.