Two new 19-hydroxyursolic acid-type triterpenes from Peruvian 'Una de Gato' (Uncaria tomentosa)

被引:16
作者
Kitajima, M [1 ]
Hashimoto, K [1 ]
Yokoya, M [1 ]
Takayama, H [1 ]
Aimi, N [1 ]
机构
[1] Chiba Univ, Fac Pharmaceut Sci, Inage Ku, Chiba 2638522, Japan
关键词
terpenes; terpenoids;
D O I
10.1016/S0040-4020(99)01048-0
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Two new triterpenes having a 19-hydroxyursolic acid skeleton were isolated from 'Una de Gato' (Uncaria tomentosa), a traditional herbal medicine in Peru. Their structures were determined by spectroscopic analyses and chemical conversion. (C) 2000 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:547 / 552
页数:6
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