Patent ID: 6562976
Filing Date: 2003-05-13
Classification: A61P,C07D

Abstract:
A compound of the formula (II): in whichA represents phenyl which is optionally substituted up to 2 times by identical or different substituents selected from the group consisting of halogen, trifluoromethyl and straight-chain or branched alkyl or alkoxy each having up to 3 carbon atoms; E represents cycloalkyl having 3 to 6 carbon atoms or straight-chain or branched alkyl having up to 8 carbon atoms; R1 represents hydroxyl; and R2 represents hydrogen or methyl; R3 and R4 independently represent straight-chain or branched alkyl having up to 3 carbon atoms; or R3 and R4 together form a spiro-linked alkyl chain having 2 to 4 carbon atoms; or a salt or N-oxide thereof.