Iridoids from Globularia dumulosa

Z Naturforsch C J Biosci. 2003 Mar-Apr;58(3-4):181-6. doi: 10.1515/znc-2003-3-407.

Abstract

Two new iridoids, 10-O-benzoylglobularigenin (1) and dumuloside (2) were isolated from the aerial parts of Globularia dumulosa together with seven known iridoid glucosides, davisioside (3), aucubin (4), melampyroside (5), catalpol (6), 10-O-benzoylcatalpol (7), alpinoside (8) and deacetylalpinoside (9). Three phenylethanoid glycosides, verbascoside, decaffeoyl-verbascoside, leucosceptoside A and three flavone glucosides, pectolinarigenin 7-O-beta-D-glucopyranoside, nepetin 7-O-B-D-glucopyranoside, demethoxycentaureidin 7-O-beta-D-glucopyranoside were also isolated and characterized. The structure elucidation of the isolated compounds was performed by spectroscopic (UV, IR, HR-MALDIMS, 1D- and 2D NMR) methods.

MeSH terms

  • Glycosides / chemistry
  • Glycosides / isolation & purification
  • Indicators and Reagents
  • Iridoids / chemistry*
  • Iridoids / isolation & purification
  • Models, Molecular
  • Molecular Conformation
  • Optical Rotation
  • Plant Extracts / chemistry
  • Plant Extracts / isolation & purification
  • Scrophulariaceae / chemistry*
  • Spectrophotometry
  • Turkey

Substances

  • Glycosides
  • Indicators and Reagents
  • Iridoids
  • Plant Extracts