Applications of ring closing metathesis. Total synthesis of (±)-pseudotabersonine

被引:14
作者
Cheng, Bo [1 ]
Sunderhaus, James D. [1 ]
Martin, Stephen F. [1 ]
机构
[1] Univ Texas Austin, Dept Chem, Austin, TX 78712 USA
基金
美国国家卫生研究院;
关键词
Double ring-closing metathesis; Multicomponent assembly process; Alkaloid; Total synthesis; MULTICOMPONENT ASSEMBLY PROCESSES; ENANTIOSELECTIVE SYNTHESIS; ASYMMETRIC-SYNTHESIS; HIGHLY EFFICIENT; FACILE SYNTHESES; MANZAMINE-A; ALKALOIDS; DIVERSE; STRATEGY; CONSTRUCTION;
D O I
10.1016/j.tet.2015.04.082
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
A novel approach to the Aspidosperma family of alkaloids was developed and applied to a concise total synthesis of (+/-)-pseudotabersonine that was accomplished in 11 steps. Key transformations include a stepwise variant of a Mannich-like multicomponent assembly process, a double ring-closing metathesis sequence, and a one-pot deprotection/cyclization reaction. (C) 2015 Elsevier Ltd. All rights reserved.
引用
收藏
页码:7323 / 7331
页数:9
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