ENANTIOSELECTIVE TOTAL SYNTHESES OF INDOLIZIDINE ALKALOIDS 167B AND 209D

被引:136
作者
POLNIASZEK, RP
BELMONT, SE
机构
[1] Paul M. Gross Chemical Laboratories, Department of Chemistry, Duke University, North Carolina 27706, Durham
关键词
D O I
10.1021/jo00302a038
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Enantioselective total syntheses of the indolizidine alkaloids 167B and 209D are described. The syntheses proceed via a common late-stage intermediate, amino nitrile 8. Each alkaloid was prepared in 10 steps and approximately 23% overall yield from (S)-(-)-α-phenethylamine. The configurations of these materials were determined by a combination of one- and two-dimensional NMR experiments. © 1990, American Chemical Society. All rights reserved.
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页码:4688 / 4693
页数:6
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