Patent ID: 6344451
Filing Date: 2002-02-05
Classification: A61K,A61P,C07D

Abstract:
A compound of the formula (I): wherein:R1, R2 are independently, hydrogen, straight chain alkyl (C1-C6), branched chain alkyl (C3-C7), cycloalkyl (C3-C7), alkoxyalkyl (C2-C7), halogen, straight or branched chain alkoxy (C1-C6), hydroxy, CF3, or perfluoroalkyl (C2-C6); R3 is hydrogen or a straight chain alkyl group (C1-C6), branched chain alkyl (C3-C7), cycloalkyl (C3-C7), alkoxyalkyl (C2-C7), or hydroxyalkyl (C1-C6); the moiety: â€ƒrepresents a moiety selected from the group of: R4 is selected from hydrogen, or lower alkyl (C1-C6); R5 is selected from halogen or hydrogen; or a pharmaceutically acceptable salt thereof.