Senepodines B-E, new C22N2 alkaloids from Lycopodium chinense

被引:26
作者
Hirasawa, Y [1 ]
Morita, H [1 ]
Kobayashi, J [1 ]
机构
[1] Hokkaido Univ, Grad Sch Pharmaceut Sci, Sapporo, Hokkaido 0600812, Japan
关键词
Lycopodium chinense; alkaloids; exciton chirality method;
D O I
10.1016/S0040-4020(03)00545-3
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Four new C22N2 Lycopodium alkaloids, senepodines B-E (2-5), consisting of an octahydroquinoline ring and a quinolizidine ring have been isolated together with senepodine A (1) from the club moss Lycopodium chinense. The relative and absolute stereochemistry of 2-5 were determined by combination of NOESY correlations and chemical transformation, while the absolute configuration of 1 was assigned by exciton chirality method. (C) 2003 Elsevier Science Ltd. All rights reserved.
引用
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页码:3567 / 3573
页数:7
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