Patent ID: 7625914

Claim:
A compound having the following structural formula (I): in which: R2 is an alkyl radical having from 1 to 12 carbon atoms, an aryl radical, an aralkyl radical, a heteroaryl radical, a heterocyclic radical, a 9-fluorenylmethyl radical or a radical of formula (CH 2 )m(NR5)n(C(O,N)) p R6; R5, R6, m, n and p are as defined below; R5 is a hydrogen atom, an alkyl radical having from 1 to 12 carbon atoms, an aryl radical, an aralkyl radical, a heteroaryl radical or a heterocyclic radical, R6 is: an alkyl radical having from 1to 12 carbon atoms, an aryl radical, an aralkyl radical, a heteroaryl radical, a heterocyclic radical, a radical or a radical NR′(CH 2 ) v R10; where R10, R′, R″and v are as defined below; m has the values 0, 1 or 2; n and p have the values 0 or 1; v has the values 1, 2 or 3; R10 is an alkyl radical having from 1to 12 carbon atoms, an aryl, aralkyl, heteroaryl or heterocyclic radical, a radical NH-CO-R12, a radical NH—CO—O—R12 or C-R12R13 or a radical N-R12R13, wherein R12 and R13 are as defined below; R′ is a hydrogen atom, an alkyl radical having from 1to 12 carbon atoms, a heteroaryl radical or a heterocyclic radical; R″ is a hydrogen atom, an alkyl radical having from 1 to 12 carbon atoms, an aryl radical, an aralkyl radical, optionally substituted with one or more halogens, a heteroaryl radical, a heterocyclic radical, a radical (CH 2 ) v -R10, or a radical NHR10 or NR10R10; R12 is a hydrogen atom, an alkyl radical having from 1 to 12 carbon atoms, an aryl radical, an aralkyl radical, a heteroaryl radical or a heterocyclic radical; R13 is a hydrogen atom or an alkyl radical having from 1 to 12 carbon atoms; T is an oxygen or sulfur atom; and Ar1 and Ar2, which may be identical or different, are each an optionally substituted aromatic radical of one of the formulae: wherein A is an S or O atom or a radical N-R13, with the proviso that, when Ar1or Ar2 is a radical, then Ar2 or Ar1 is not a radical, or an optical or geometrical isomer or salt thereof.