Taxuyunnanines S-V, new taxoids from Taxus yunnanensis

被引:10
作者
Li, SH
Zhang, HJ
Niu, XM
Yao, P
Sun, HD
Fong, HHS
机构
[1] Univ Illinois, Coll Pharm, Program Collaborat Res Pharmaceut Sci, Chicago, IL 60612 USA
[2] Acad Sinica, Inst Bot, Lab Phytochem, Kunming, Yunnan, Peoples R China
关键词
Taxus yunnanensis; Taxaceae; bark 11(150 -> 1)-abeotaxoids; taxuyunnanines S; T; U and V; 1D and 2D NMR;
D O I
10.1055/s-2002-23136
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Four new 11(15-->1)-abeotaxoids with an opened oxetane ring system, taxuyunnanines S, T U and V (1-4) were isolated from the bark of Taxus yunnanensis. Taxuyunnanine S (1), is the most hydroxylated abeotaxoid discovered to date from Taxus species. The structures were determined by spectroscopic means including 1D and 2D NMR experiments.
引用
收藏
页码:253 / 257
页数:5
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