A NEW DEGRADATION OF INDOLE ALKALOID KOPSIN . CHEMICAL CORRELATION OF ALKALOIDS OF KOPSIN AND PLEIOCARPIN TYPE WITH MINOVINCIN

被引:25
作者
GUGGISBERG, A
GORMAN, AA
BYCROFT, BW
SCHMID, H
机构
[1] Organisch-chemisches Institut, Universität Zürich
关键词
D O I
10.1002/hlca.19690520108
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A new chemical degradation of (–)‐kopsine is described which completely confirms the structure of this alkaloid. Correlation of (–)‐aspidofractinine, (–)‐pleiocarpine and (–)‐kopsine with (–)‐minovincine establishes the absolute stereochemistry of these bases. It appears that, in contrast to the aspidospermine group, all alkaloids containing the aspidofractinine skeleton possess the same absolute stereochemistry. Copyright © 1969 Verlag GmbH & Co. KGaA, Weinheim
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页码:76 / +
页数:1
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