Conjugate reduction-initiated tandem cyclization of a chiral α,β,χ,ψ–unsaturated bisphosphine oxide
作者:Yasuo Nagaoka、Nawal El-Koussi、Shinichi Uesato、Kiyoshi Tomioka
DOI:10.1016/s0040-4039(02)00787-6
日期:2002.6
Conjugate reduction-initiated cyclization of a chiral alpha,beta,chi,psi-unsaturated bisphosphine oxide,as developed by treating with lithium tri-siamylborohydride (LS-selectride") Lis a reducing agent to afford efficiently and selectively a carbocycle bearing bisphosphine appendage. (C) 2002 Elsevier Science Ltd. All rights reserved.