Oxalic Acid Monothioester for Palladium-Catalyzed Decarboxylative Thiocarbonylation and Hydrothiocarbonylation
作者:Bin Zhao、Yao Fu、Rui Shang
DOI:10.1021/acs.orglett.9b03701
日期:2019.12.6
hydrothiocarbonylation of unsaturated carbon–carbon bonds at room temperature with high chemo- and regioselectivity. The reaction is applicable to the synthesis of cysteine-derived thioesters, thus allowing chemical modification of cysteine-containing peptides. Decarboxylation of OAM proceeds through oxidative addition of Pd(0) to the acyl–S bond, which accounts for the very mild reaction conditions
New spirocyclic ligands for use in metal catalysed asymmetric hydrogenation, hydroformylation, allylic substitution and a process for the production of the same from plant feedstocks.