Asymmetric synthesis of secondary alcohols from primary alcohols via intramolecular carbenoid C–H insertion catalyzed by rhodium(<scp>ii</scp>) 3-phenylcholestane-2-carboxylate
作者:Cheol Hee Hwang、You Hoon Chong、Sue Yeon Song、Hyo Shin Kwak、Eun Lee
DOI:10.1039/b316984g
日期:——
Chiral secondary alcohols may be prepared from primary alcohols via asymmetric C-Hinsertion reactions of alpha'-alkoxy-alpha-diazoketones catalyzed by rhodium(II)(2R,3R)-3-phenylcholestane-2-carboxylate.
Diastereoselective radical cyclization of chiral β-alkoxyacrylates
作者:Eun Lee、Jin-wook Jeong、Yunjae Yu
DOI:10.1016/s0040-4039(97)10074-0
日期:1997.11
(2R,3S)-3-Phenylcholestan-2-ol is a moderately effective chiral auxiliary in the radical cyclization of beta-alkoxyacrylates. (C) 1997 Elsevier Science Ltd.