Alkaloids from the leaves of Daphniphyllum longeracemosum

被引:48
|
作者
Di, Ying-Tong
He, Hong-Ping
Lu, Yang
Yi, Ping
Li, n Li
Wu, Li
Hao, Xiao-Jiang [1 ]
机构
[1] Chinese Acad Sci, Kunming Inst Bot, State Key Lab Phytochem & Plant Resources W China, Kunming 650204, Yunnan, Peoples R China
[2] Chinese Acad Med Sci, Inst Mat Med, Beijing 100050, Peoples R China
来源
JOURNAL OF NATURAL PRODUCTS | 2006年 / 69卷 / 07期
关键词
CALYCIPHYLLINE-A; GLAUCESCENS; CALYCINUM; SKELETON; PAXIANUM; CASCADE;
D O I
10.1021/np060088f
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Two new C-21 Daphniphyllum alkaloids, longeracinphyllins A (1) and B (2), have been isolated from the leaves of Daphniphyllum longeracemosum. Longeracinphyllin A (1) is a new daphnilongeranin B type alkaloid with a rearranged alpha,beta-unsaturated ketone group, and the structure is supported by X-ray crystal data. Longeracinphyllin B (2) is a new seco-10,17-daphnilongeranin B type alkaloid.
引用
收藏
页码:1074 / 1076
页数:3
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