Asymmetric Reduction of Cyclic Enones to Allylic Alcohols
作者:Jérôme Hannedouche、Jennifer A. Kenny、Tim Walsgrove、Martin Wills
DOI:10.1055/s-2002-19747
日期:——
Asymmetric transfer hydrogenation of cyclic enones results in highly enantioselective reduction to cyclic allylic alcohols.
环状烯酮的不对称转移加氢反应可高度对映选择性地还原成环状烯丙基醇。
Oxidative addition of azide anion to triisopropylsilyl enol ethers: Synthesis of α-azido ketones and 2-amino(methoxycarbonyl)alk-2-en-1-ones
作者:Philip Magnus、Lisa Barth
DOI:10.1016/0040-4020(95)00681-w
日期:1995.10
Treatment of triisopropylsilyl enol ethers with eerie ammonium nitrate/sodium azide at -20 degrees C in acetonitrile gives alpha-azido ketones in average to good yields (50-80%). Subsequent conversion of the alpha-azido ketones into 2-amino(methoxycarbonyl)cycloalk-2-en-1-ones is described.