Ligand‐Controlled Regiodivergent Thiocarbonylation of Alkynes toward Linear and Branched α,β‐Unsaturated Thioesters
作者:Han‐Jun Ai、Wangyang Lu、Xiao‐Feng Wu
DOI:10.1002/anie.202106079
日期:2021.7.26
the synthesis of unsaturated thioesters. A robust ligand-controlled regioselective thiocarbonylation of alkynes is developed. Utilizing boronic acid and 5-chlorosalicylic acid as the acid additive to in situ form 5-chloroborosalicylic acid (5-Cl-BSA), and bis(2-diphenylphosphinophenyl)ether (DPEphos) as the ligand, linear α,β-unsaturated thioesters were produced in a straightforward manner. Switching