Two unusual oleanane saponins from Anemone anhuiensis

Planta Med. 2001 Aug;67(6):590-2. doi: 10.1055/s-2001-16490.

Abstract

From the rhizomes of Anemone anhuiensis (Ranunculaceae), two new triterpene saponins, anhuienosides A (1) and B (2), were isolated. These compounds are glycosylated at C-23 and their structures were elucidated as hederagenin 23-O-beta-D-glucopyranosyl-(1-->2)-beta-D-glucopyranoside (1) and 23-O-beta-D-glucopyranosyl-(1-->2)-beta-D-glucopyranosyl hederagenin 28-O-alpha-L-rhamnopyranosyl(1-->4)-beta-D-glucopyranosyl(1-->6)-beta-D-glucopyranosyl ester (2) on the basis of chemical and spectral evidence.

Publication types

  • Letter
  • Research Support, Non-U.S. Gov't

MeSH terms

  • Carbohydrate Sequence
  • Magnetic Resonance Spectroscopy
  • Magnoliopsida / chemistry*
  • Molecular Sequence Data
  • Oleanolic Acid* / analogs & derivatives*
  • Plant Extracts
  • Plant Structures
  • Saponins / chemistry
  • Saponins / isolation & purification*
  • Triterpenes / chemistry*

Substances

  • Plant Extracts
  • Saponins
  • Triterpenes
  • anhuienoside A
  • anhuienoside B
  • oleanane
  • Oleanolic Acid