New catalytic activity of polymer-supported quaternary onium salts. Regioselective addition reaction of oxiranes with active esters catalyzed by insoluble polystyrene-bound quaternary ammonium and phosphonium salts
Regioselective Reaction of Oxiranes with<i>S</i>-Phenyl Thioesters Catalyzed by Quaternary Onium Salts or Crown Ether–Metal Salt Complexes
作者:Takashi Iizawa、Akira Goto、Tadatomi Nishikubo
DOI:10.1246/bcsj.62.597
日期:1989.2
Regioselective addition reactions of 2-substituted oxiranes with S-phenyl thioesters gave 2-aceyloxy-1-phenylthio derivatives in high yield using some 18-crown-6–metal complexes as well as tetrabutylammonium salts as a catalyst under relatively mild conditions.
New catalytic activity of polymer-supported quaternary onium salts. Regioselective addition reaction of oxiranes with active esters catalyzed by insoluble polystyrene-bound quaternary ammonium and phosphonium salts