作者:George Majetich、Jianhua Yu、Yang Li
DOI:10.3987/com-07-s(u)37
日期:——
(+)-Komaroviquinone (1) was synthesized from enone 8 in twelve steps. Three novel routes were developed to produce key intermediate dienone 11. Two additional noteworthy steps are a regiospecific bromohydrin formation to oxidize C(7) and a second regio- and stereospecific bromohydrin formation to introduce the beta-C(10) alcohol.
化合物(+)小檗碱素甲素酮(1)通过烯酮8在十二步反应中成功合成。该研究开发了三条全新的合成路线来制备关键中间体二烯酮11。值得注意的是,这两个关键步骤分别实现了区域选择性溴水合反应以氧化C(7),以及区域和立体选择性溴水合反应以引入β-C(10)酒精结构,显著提升了合成效率和产物质量。