Patent ID: 6348494
Filing Date: 2002-02-19
Classification: C07C

Abstract:
A compound of the Formula (I): wherein the configuration at the steriogenic center (*) may be R, S, or RS (the racemate); R1 is selected from C1-C6 alkyl, C3-C6 cycloalkyl, or the moiety: R2 is selected from H, or C1-C6 alkyl; R3 is selected from H or C1-C6 alkyl; and R4 and R5 are independently selected from H, C1-C6 alkyl, C3-C6 cycloalkyl, C1-C6 alkoxy, C1-C6 thioalkoxy, â€”CN, â€”OH, â€”CF3, â€”OCF3, halogen, â€”NH2, â€”NO2, or mono or dialkylamino wherein each alkyl group has 1 to 6 carbon atoms, or pharmaceutically acceptable salts or hydrates thereof.