title: 17-Epiacnistin-A, a further withanolide from the leaves of Discopodium penninervium.
abstract: A novel withanolide (1) has been isolated from the leaves of Discopodium penninervium and identified as 17-epiacnistin-A on the basis of spectroscopic and X-ray diffraction data.
authors.affiliation: School of Chemical and Life Sciences, University of Greenwich, London, UK. s.habtermariam@greenwich.ac.uk
authors.forename: S
authors.initials: S
authors.lastname: Habtemariam
authors.forename: B W
authors.initials: BW
authors.lastname: Skelton
authors.forename: P G
authors.initials: PG
authors.lastname: Waterman
authors.forename: A H
authors.initials: AH
authors.lastname: White
mesh_terms: D002853:Chromatography, Liquid; D002855:Chromatography, Thin Layer; D018360:Crystallography, X-Ray; D004875:Ergosterol / Q000031:analogs & derivatives* / Q000737:chemistry / Q000302:isolation & purification; D005002:Ethiopia; D009682:Magnetic Resonance Spectroscopy; D013058:Mass Spectrometry; D018515:Plant Leaves / Q000737:chemistry; D010946:Plants, Medicinal / Q000737:chemistry*
chemical_list: C409612:17-epiacnistin A; D004875:Ergosterol