Patent ID: 6358943
Filing Date: 2002-03-19
Classification: A61K

Abstract:
A compound of the formula: wherein:R1 is H or benzyl; R2 is H, â€”OH, or â€”Oâ€”benzyl; R3, R4, and R5 are independently selected from H, cyano, C1-C6 alkyl (straight chain or branched), trifluoromethyl, â€”OH or the C1-C12 esters (straight chain or branched) or C1-C12 alkyl ethers (straight chain or branched or cyclic) thereof, halogen, or C1-C6 halogenated ethers; R6 is H or C1-C6 alkyl; R7 is C1-C6 alkyl; n is 2 to 3; Y is O or S; and X is Râ€² is selected from C1-C6 lower alkyl or the moieties: or a pharmaceutically acceptable salt thereof.