title: Pyranoisoflavones from Rinorea welwitschii.
abstract: Reversed-phase HPLC analysis of a dichloromethane extract of the stem-barks of Rinorea welwitschii has afforded two pyranoisoflavones, alpinumisoflavone (1) and di-O-methylalpinumisoflavone (2).
authors.affiliation: MolecularNature Ltd, Plas Gogerddan, Aberystwyth, Ceredigion SY23 3EB, UK.
authors.forename: M
authors.initials: M
authors.lastname: Stewart
authors.forename: B
authors.initials: B
authors.lastname: Bartholomew
authors.forename: F
authors.initials: F
authors.lastname: Currie
authors.forename: D K
authors.initials: DK
authors.lastname: Abbiw
authors.forename: Z
authors.initials: Z
authors.lastname: Latif
authors.forename: S D
authors.initials: SD
authors.lastname: Sarker
authors.forename: R J
authors.initials: RJ
authors.lastname: Nash
mesh_terms: D002851:Chromatography, High Pressure Liquid; D005419:Flavonoids / Q000737:chemistry / Q000302:isolation & purification*; D006801:Humans; D007529:Isoflavones; D010936:Plant Extracts / Q000737:chemistry / Q000302:isolation & purification; D018547:Plant Stems; D010946:Plants, Medicinal; D019685:Rosales
chemical_list: D005419:Flavonoids; D007529:Isoflavones; D010936:Plant Extracts; C000154:alpinumisoflavone