Chiral ruthenium(II)–salen complexes [RuII(salen)(PPh3)2] catalyse asymmetric aziridination of alkenes with up to 83% ees, asymmetric amidation of silyl enol ethers with up to 97% ees, and allylic amidation of cholesteryl acetates with good regioselectivity.
手性
铑(II)–salen复合物[RuII(salen)(PPh3)2]催化烯烃的不对称环氧化反应,获得高达83%的优选效果,催化
硅醇醚的不对称胺化反应,获得高达97%的优选效果,以及对胆甾酯的
烯丙基胺化反应,具有良好的区域选择性。