| Literature DB >> 21214233 |
Li He1, Yuan-Hu Zhang, Huan-Yu Guan, Jian-Xin Zhang, Qian-Yun Sun, Xiao-Jiang Hao.
Abstract
Four new hasubanan-type alkaloids, cepharatines A-D (1-4), were isolated from the leaves and stems of Stephania cepharantha, and their structures were elucidated by spectroscopic analysis. The structure of 1 was further confirmed by X-ray crystallographic diffraction.Entities:
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Year: 2011 PMID： 21214233 DOI： 10.1021/np1005696
Source DB: PubMed Journal: J Nat Prod ISSN： 0163-3864 Impact factor: 4.050