Daphnicyclidins J and K, unique polycyclic alkaloids from Daphniphyllum humile

被引:38
作者
Morita, H [1 ]
Yoshida, N [1 ]
Kobayashi, J [1 ]
机构
[1] Hokkaido Univ, Grad Sch Pharmaceut Sci, Sapporo, Hokkaido 0600812, Japan
关键词
D O I
10.1021/jo0163288
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Two Daphniphyllum alkaloids with unprecedented polycyclic skeletons, daphnicyclidins J (1) and K (2), have been isolated from the stems of Daphniphyllum humile, and the structures and relative stereochemistry were elucidated on the basis of spectroscopic data. The absolute stereochemistry of 1 was established by chemical correlation with a known-related alkaloid, daphynicyclidin D (3), through a modified Polonovski reaction.
引用
收藏
页码:2278 / 2282
页数:5
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