| abstract |
A diarylmethylidenefuran derivative characterized of formula (I): in which: the rings A and B independently are: phenyl radical, naphthyl radical, pyridyl radical, furyl radical, or thienyl radical; at least one of the substituents X1, X2, Y1 or Y2 is necessarily: an SCH3, SO2CH3 or SO2CH group, the others independently being: a hydrogen atom, a halogen atom, a lower alkyl radical having 1 to 6 carbon atoms, a trifluoromethyl radical, a lower O-alkyl radical having 1 to 6 carbon atoms, and R1R2 are oxygen atom; and R3 and R4 independently are hydrogen atom or lower alkyl containing 1 to 6 carbon atoms. |