support from National Natural Science Foundation of China(No.30973609)
A stereoselective and effective method for the synthesis of vinyl thioethers has been developed.This method is based on the Michael addition of ethanethiol to various alkynyl ketones using 10 mol%of tributylphosphine ...
Project supported by the National Natural Science Foundation of China (No. 20672090), the Natural Science Foundation of Jiangsu Education Department (No. 06KJD150015), the Key Laboratory of Marine Biotechnology Foundation of Jiangsu Province (No. 2006HS014) and the Hualhai Institute of Technology Disciplinary Construction Foundation (No. XK200309).
2-Phenyl-3-thioformylindolizine and 1,2-dimethyl-3-thioformylindolizine undergo a novel desulfur coupling reaction in the presence of tributylphosphine to give (E)-1,2-bis(3-indolizinyl)ethenes in high yields. The...