1. Academic Validation
  2. Triterpenoid saponins from Berneuxia thebetica

Triterpenoid saponins from Berneuxia thebetica

  • Phytochemistry. 1998 Aug;48(8):1411-4. doi: 10.1016/s0031-9422(97)00850-9.
M K Wang 1 H Cai S L Peng L S Ding F E Wu Y Z Chen
Affiliations

Affiliation

  • 1 Laboratory of Natural Materia Medica, Chengdu Institute of Biology, Chinese Academy of Sciences, P.R. China.
Abstract

Four triterpenoid saponins were isolated from Berneuxia thibetica. On the basis of chemical and spectroscopic evidence, three new saponins, berneuxia saponins A, B and C, were elucidated as 21-tigloylbarringtogenol C-3 beta-O-alpha-L-rhamnopyranosyl(1-->2)-beta-D-galactopyranosyl(1-->3)[bet a- D-glucopyranosyl(1-->2)-beta-D-glucuronopyranoside], 28-tigloylbarringtogenol C-3 beta-O-alpha-L-rhamnopyranosyl(1-->2)-beta-D-galactopyranosyl(1-->3)[bet a- D-glucopyranosyl(1-->2)-beta-D-glucuronopyranoside] and 16 alpha-28-dihydroxyolean-12-en-21-one-3-O-alpha-L-rhamnopyranosyl(1 -->2) -beta-D-galactopyranosyl(1-->3)[beta-D-glucopyranosyl(1-->2)-beta-D- glucuronopyranoside]. The known saponin was desacyl jegosaponin.

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