Formal total synthesis of (-)-indolmycin.
作者:Hiroyuki AKITA、Tomoko KAWAGUCHI、Yuko ENOKI、Takeshi OISHI
DOI:10.1248/cpb.38.323
日期:——
(+)-Indolmycenic ester 4, a key intermediate for the synthesis of (-)-indolmycin (1), was prepared from (2S, 3R)-epoxybutyrate 5 via (2S, 3S)-2-hydroxy-3-chlorobutyrate 6 or (2R, 3R)-2-mesyloxy-3-hydroxybutyrate 12, which were obtained by lipase-catalyzed kinefic resolution of the corresponding 2-acetates.
(+)-吲哚霉素酯 4 是合成(-)-吲哚霉素 (1) 的关键中间体,由(2S, 3R)-环氧丁酸酯 5 通过(2S, 3S)-2-羟基-3-氯丁酸酯 6 或(2R, 3R)-2-甲酰氧基-3-羟基丁酸酯 12 制备而成。