© Georg Thieme Verlag Stuttgart · New York
Structure of Tripterygic Acid A: A New Triterpene of Tripterygium wilfordii
05 January 2007 (online)
From roots of Tripterygium wilfordii used in Chinese folk medicine, a new ursane-triterpene named tripterygic acid A was isolated along with a known triterpene and their structures were elucidated by means of spectral analysis and chemical transformation.
Tripterygium wilfordii - Celastraceae - Ursane-triterpene - tripterygic acid - orthosphenic acid