Stereoselective synthesis of α-phenylchalcogeno-α,β-unsaturated esters
摘要:
Ethyl alpha-phenylchalcogeno alphabeta-unsaturated esters were prepared in a stereoselective manner by the reaction of ethyl propiolates with organocuprates, followed by the reaction with the appropriate electrophilic organosulfur, organoselenium or organotellurium source. (C) Elsevier Science Ltd. All rights reserved.