Two new glycosides from Leonurus japonicus

J Asian Nat Prod Res. 2010 Sep;12(9):740-4. doi: 10.1080/10286020.2010.493712.

Abstract

Two new glycosides, 1,6-di-O-syringoyl-β-D-glucopyranose (1) and quercetin 3-O-[(3-O-syringoyl-α-L-rhamnopyranosyl)-(1→6)-β-D-glucopyranoside] (2), along with seven known compounds were isolated from the MeOH extract of Leonurus japonicus. The structures of these compounds were elucidated by spectral analysis.

Publication types

  • Research Support, Non-U.S. Gov't

MeSH terms

  • Antioxidants / chemistry
  • Antioxidants / isolation & purification*
  • Antioxidants / pharmacology
  • Glycosides / chemistry
  • Glycosides / isolation & purification*
  • Glycosides / pharmacology
  • Leonurus / chemistry*
  • Molecular Structure
  • Nuclear Magnetic Resonance, Biomolecular
  • Quercetin / analogs & derivatives*
  • Quercetin / chemistry
  • Quercetin / isolation & purification*
  • Quercetin / pharmacology
  • Stereoisomerism
  • Taiwan

Substances

  • 1,6-di-O-syringoyl-beta-D-glucopyranose
  • Antioxidants
  • Glycosides
  • quercetin 3-O-(3-O-syringoyl-L-rhamnopyranosyl)-(1-6)-beta-D-glucopyranoside
  • Quercetin