One-Pot Synthesis of New Unsymmetrical b-Heteroaryl-o-divinylbenzenes

Abstract

By Wittig reaction of o-xylylenebis(triphenylphosphonium bromide) (1) with aldehydes (2) and formaldehyde in the presence of base, unsymmetrically substituted o-divinylbenzenes (3) have been prepared in one pot.