Triterpenoidal saponins from Madhuca butyracea

Phytochemistry. 1992 Sep;31(9):3169-72. doi: 10.1016/0031-9422(92)83468-e.

Abstract

Two new triterpenoidal saponins, butyrosides A and B, were isolated from the seeds of Madhuca butyracea, along with two known saponins, Mi-saponin A and 16 alpha-hydroxy Mi-saponin A. On the basis of chemical and spectroscopic evidence, the structures of butyrosides A and B were established to be 3-O-beta-D-glucopyranosyl protobassic acid 28-O-beta-D-apiofuranosyl(1----3)-beta-D-xylopyranosyl (----4)-alpha-L-rhamnopyranosyl(1----2)-alpha-L-arabinopyranoside and 3-O-beta-D-glucopyranosyl 16 alpha-hydroxy protobassic acid 28-O-beta-D-apiofuranosyl(1----3)-beta-D-xylopyranosyl (1----4)-alpha-L-rhamnopyranosyl(1----2)-alpha-L-arabinopyranoside , respectively.

Publication types

  • Research Support, Non-U.S. Gov't

MeSH terms

  • Carbohydrate Sequence
  • Magnetic Resonance Spectroscopy
  • Molecular Sequence Data
  • Molecular Structure
  • Plants / chemistry*
  • Saponins / chemistry
  • Saponins / isolation & purification*
  • Triterpenes / chemistry
  • Triterpenes / isolation & purification*

Substances

  • Saponins
  • Triterpenes