Patent ID: 6630494
Filing Date: 2003-10-07
Classification: A61P,C07D

Abstract:
A method for the treatment of dementias which comprises administering to a host in need thereof an effective amount of a compound according to the formula: in whichR1 and R3 are identical or different and represent straight-chain or branched alkyl having up to 8 carbon atoms, which is optionally substituted by straight-chain or branched alkoxy having up to 6 carbon atoms or hydroxyl, or represent cycloalkyl having 3 to 7 carbon atoms, and R2 represents the radical: in whichR4 and R5 are identical or different and represent halogen, cyano, ethinyl, trifluoromethoxy, methyl, methylthio, trifluoromethyl or straight-chain or branched alkoxy having up to 4 carbon atoms, R4 or R5 represents hydrogen; and their salts.