📜(1R,2S,5R,6S)-3-Bromo-6-Iodo-1,2-O-Isopropylidenecyclohex-3-Ene-1,2,5-Triol置于sodium Hydroxide体系中,用 乙二醇二甲醚,水 用作溶剂,化学反应生成[3As-(3Aα,5Aβ,6Aβ,6Bα)]-4-溴-3A,5A,6A,6B-四氢-2,2-二甲基环氧乙烷并[e]-1,3-苯并二茂
参考文献:Selectivity In The Halohydroxylation Of Cyclohexadienediols
标题:Selectivity In The Halohydroxylation Of Cyclohexadienediols
摘要:The Halohydroxylation Of A Number Of Cyclohexadienediol Derivatives Has Been Investigated. The Selectivity Of The Reaction As A Function Of The Type Of Substituent On The Diene,Protecting Group Of The Diol Functionality,Halonium Donor,Medium Polarity,And Temperature Is Described. Best Selectivity Is Obtained For Iodohydrin Formation. The Course Of The Reaction For These Dienic Systems Is Heavily Dependent On Steric Factors. (C) 2007 Elsevier Ltd. All Rights Reserved.
Doi:10.1016/j.Tet.2007.02.109