Synthesis of γ,δ-Unsaturated-β-keto Lactones via Sequential Cross Metathesis−Lactonization: A Facile Entry to Macrolide Antibiotic (−)-A26771B
作者:Julian Gebauer、Siegfried Blechert
DOI:10.1021/jo052421a
日期:2006.3.1
A simple access to γ,δ-unsaturated-β-keto lactones is presented, allowing a rapid total synthesis of the naturally occurring 16-membered macrolide antibiotic (−)-A26771B via cross metathesis, asymmetric dihydroxylation, and lactonization as the key steps.
提出了一种简单地获取γ,δ-不饱和-β-酮内酯的方法,该方法允许通过交叉复分解,不对称二羟基化和内酯化作为关键步骤快速合成天然存在的16元大环内酯抗生素(-)-A26771B。