Patent ID: 6365591
Filing Date: 2002-04-02
Classification: C07D

Abstract:
A compound having the formula: whereinR is selected from the group consisting of alkyl, alkoxy, polyfluoroalkoxy, hydroxy and trifluoromethanesulfonyloxy group, each of R1 and R2 is independently selected from the group consisting of hydrogen, halogen, polyfluoroalkoxy and alkoxy group, R3 is one or more substituents selected from the group consisting of hydrogen, halogen, alkyl, alkoxy, nitro, amino, acylamino, cyano, alkoxycarbonyl, and carboxamido group, R4 represents a hydrogen atom or an alkyl or arylalkyl group, and n is 0, 1 or 2, or an N-oxide thereof or a pharmaceutically acceptable salt of any of the foregoing.