Stoichiometric and catalytic reductive aldol cyclizations of alkynediones induced by Stryker's reagent
作者:Pauline Chiu、Sze Kar Leung
DOI:10.1039/b407842j
日期:——
Conjugate reduction of alkynones by stoichiometric [(Ph3P)CuH]6 or catalytic [(Ph3P)CuH]6 and polymethyl-hydrosiloxane proceeds to cyclization by an aldol reaction with tethered ketones to generate β-hydroxyenones with good diastereoselectivity.
通过计量的[(Ph3P)CuH]6或催化的[(Ph3P)CuH]6和聚甲基氢硅氧烷,炔酮的缩合还原反应进行环化,与链接的酮发生醇缩反应,生成具有良好差向选择性的β-羟基烯酮。