Iridoid glycosides from Harpagophytum procumbens D.C. (devil's claw)

Phytochemistry. 2006 Jul;67(13):1372-7. doi: 10.1016/j.phytochem.2006.05.029.

Abstract

Iridoid glycosides, harprocumbide A (6''-O-alpha-D-galactopyranosylharpagoside, 1) and harprocumbide B (6''-O-(cis-p-coumaroyl)-procumbide, 2) were isolated from the tubers of Harpagophytum prucumbens D.C., along with nine known iridoid glycosides 6-O-alpha-D-galactopyranosylharpagoside (3), and harpagoside (4), harpagide (5), 8-cinnamoylmyoporoside (6), 8-O-feruloylhapagide (7), procumbide (8), 6''-O-(p-coumaroyl)-procumbide (9), 8-O-(p-coumaroyl)-harpagide (10) and 8-O-(cis-p-coumaroyl)-harpagide (11). Compound 10 showed marginal inhibition activity against macrophages respiratory burst.

Publication types

  • Research Support, Non-U.S. Gov't

MeSH terms

  • Animals
  • Cell Line
  • Glycosides / chemistry*
  • Glycosides / isolation & purification
  • Glycosides / pharmacology
  • Harpagophytum / chemistry*
  • Iridoids / chemistry*
  • Macrophages / drug effects
  • Magnetic Resonance Spectroscopy
  • Mice
  • Molecular Structure

Substances

  • Glycosides
  • Iridoids