Benzylidene-5 pyrrolones, furannones et thiophenones. I. - Synthese, structure et activites pharmacologiques
Twenty two new 5-benzylidene furanones, pyrrolones and thiophenones were obtained by the condensation between substituted benzaldehydes and isosteric heterocycles.Their structure have been investigated by ir, nmr and mass spectroscopies.All of them have s