Synthesis of dihydrothiopyrans by intramolecular Wittig reaction
作者:M. Barreau、G. Ponsinet、Rhone-Poulenc Sante
DOI:10.1016/s0040-4039(00)98233-9
日期:1985.1
The reaction of cyclopropylphosphonium salts with α-mercapto ketones, using the reported conditions for the reaction of an ω-functionalised carbonyl compound, failed to give the expected thiopyrans. An alternative procedure, which allowed the synthesis of sensitive compounds is provided.