Synthesis of optically active γ-trimethylsilyl-β,γ-epoxy tertiary alcohols by the diastereoselective addition reaction of β-trimethylsilyl-α,β-epoxyketones with Grignard reagents
作者:Sentaro Okamoto、Hiromi Tsujiyama、Toshiharu Yoshino、Fumie Sato
DOI:10.1016/s0040-4039(00)93556-1
日期:1991.10
β-epoxyketones, readily prepared in a chiral form by using the Sharpless kinetic resolution of γ-trimethylsilyl secondary allylic alcohols as a key reaction, with Grignard reagents proceeds highly diastereoselectivity to afford optically active γ-trimethylsilyl-β,γ-epoxy tertiary alcohols.
以γ-三甲基甲硅烷基仲烯丙基醇的Sharpless动力学拆分为关键反应,容易以手性形式制备的β-三甲基甲硅烷基-α,β-环氧酮与Grignard试剂进行高度非对映选择性,从而提供光学活性的γ-三甲基甲硅烷基-β,γ-环氧叔醇。