Patent ID: 8003785
Filing Date: 2011-08-23
Classification: A61P,C07D

Abstract:
1. A compound of formula I: wherein R1 is —(CH R2 is hydrogen, methyl, ethyl, or propyl; each of R3, R3′, and R3″ is independently hydrogen, chloro, fluoro, C1 to C5 straight or branched alkyl, trifluoromethyl, methoxy, ethoxy, trifluoromethoxy, or trifluoromethoxy; R4 is hydroxyl, amino, methoxy, R5-NH—, or  where X is CH R5 is R13-(CH n is an integer from 0 to 4, R7 is hydrogen or C1 to C5 straight or branched chain alkyl, R13 is R14R15N—, R14 and R15 are independently hydrogen, C1 to C5 straight or branched chain alkyl, C3 to C6 cycloalkyl, or phenyl; or a pharmaceutically acceptable salt thereof.