Patent ID: 7872026
Filing Date: 2011-01-18
Classification: C07C,C07D

Abstract:
1. A compound having the following structural formula: in which: Ar is a radical selected from among the radicals of formulae (a) to (c) below: wherein R 1 is a radical —OR 3 or —NR 4 R 5 and R 3 , R 4 and R 5 are as defined below, wherein R 2 is a hydrogen, fluorine or chlorine atom, a methyl radical or a radical OR 6 and R 6 is as defined below; R R R R r′ and r″, which may be identical or different, are each a hydrogen atom, a linear, branched or cyclic alkyl radical having from 1 to 4 carbon atoms, or a radical (C═O)R A is an oxygen atom or a sulfur atom; n is an integer ranging from 1 and 4; W is a —CH Y is an oxygen atom or a sulfur atom; or a salt of the compound of formula (I) when R 1 ═OH, or an optical or geometrical isomer of the compound of formula (I).