Novel acetylated triterpenoid saponins in a chromatographic fraction from Quillaja saponaria Molina

Carbohydr Res. 2000 Dec 1;329(4):817-29. doi: 10.1016/s0008-6215(00)00248-2.

Abstract

Six novel fucose 3-O-acetylated saponins, with a quillaic acid aglycone, were isolated from a bark extract from the Quillaja saponaria Molina tree. In addition, a saponin with a novel aglycone (phytolaccagenic acid) and a novel fatty acyl group [(S)-2-methylbutanoyl] for Quillaja saponins was found. The compounds were characterised using NMR spectroscopy, mass spectrometry and chemical methods.

Publication types

  • Research Support, Non-U.S. Gov't

MeSH terms

  • Acetylation
  • Carbohydrate Sequence
  • Chromatography, High Pressure Liquid
  • Fucose / chemistry
  • Magnetic Resonance Spectroscopy
  • Molecular Sequence Data
  • Molecular Structure
  • Oleanolic Acid / analogs & derivatives*
  • Rosales / chemistry*
  • Saponins / chemistry*
  • Saponins / isolation & purification*
  • Spectrometry, Mass, Matrix-Assisted Laser Desorption-Ionization
  • Terpenes / chemistry

Substances

  • Saponins
  • Terpenes
  • Fucose
  • phytolaccagenic acid
  • Oleanolic Acid