Bioinspired Total Synthesis of (+)-Kopsiyunnanine B

被引:0
|
作者
Imaoka, Sho [1 ]
Nakashima, Yuta [1 ]
Kitajima, Mariko [1 ]
Ishikawa, Hayato [1 ]
机构
[1] Chiba Univ, Grad Sch Pharmaceut Sci, 1-8-1 Inohana,Chuo Ku, Chiba 2608675, Japan
关键词
bioinspired reaction; total synthesis; oxindole alkaloid; cascade reaction; Kopsia alkaloid; INDOLE ALKALOIDS; RECENT PROGRESS; CHEMISTRY;
D O I
暂无
中图分类号
R914 [药物化学];
学科分类号
100701 ;
摘要
The first enantioselective total synthesis of kopsiyunnanine B, which has a unique folded and complex pentacyclic structure containing six contiguous chiral centers, has been achieved along our originally proposed biosynthetic pathway. The key reaction of this synthesis includes a bioinspired cascade that builds three ring structures and three chiral centers in one step and features the stereoselective reduction of a beta-acrylate and oxidation to an oxindole.
引用
收藏
页码:68 / 74
页数:7
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