Two new flavonoid glycosides from Artemisia frigida Willd

J Asian Nat Prod Res. 2010 Nov;12(11):950-4. doi: 10.1080/10286020.2010.510469.

Abstract

An investigation of the n-BuOH-soluble fraction from the aerial parts of Artemisia frigida has led to the isolation of two new flavonoid glycosides, named friginoside A and friginoside B. Their structures were characterized as 5,7-dihydroxy-3',4',5'-trimethoxy flavone 7-O-β-d-glucuronide (1) and 5,7-dihydroxy-3',4',5'-trimethoxyflavone 7-O-β-d-glucuronyl-(1 → 2)O-β-d-glucuronide (2) on the basis of 1D and 2D NMR spectral analysis.

MeSH terms

  • Artemisia / chemistry*
  • Drugs, Chinese Herbal / chemistry
  • Drugs, Chinese Herbal / isolation & purification*
  • Flavones / chemistry
  • Flavones / isolation & purification*
  • Glucosides / chemistry
  • Glucosides / isolation & purification*
  • Molecular Structure
  • Nuclear Magnetic Resonance, Biomolecular
  • Stereoisomerism

Substances

  • 5,7-dihydroxy-3',4',5'-trimethoxy flavone 7-O-beta-D-glucuronide
  • 5,7-dihydroxy-3',4',5'-trimethoxyflavone 7-O-beta-D-glucuronyl-(1-2)O-beta-D-glucuronide
  • Drugs, Chinese Herbal
  • Flavones
  • Glucosides