title: Two isoflavones from the bark of Petalostemon purpureus.
abstract: Two new isoflavones, 6,7,8,3',4',5'-hexamethoxyisoflavone and 7,8,3',4',5'-pentamethoxyisoflavone, have been isolated and characterized from the combined root bark and stem bark of Petalostemon purpureus.
authors.affiliation: Research Triangle Institute, Research Triangle Park, North Carolina 27709, USA.
authors.forename: S K
authors.initials: SK
authors.lastname: Chaudhuri
authors.forename: F
authors.initials: F
authors.lastname: Fullas
authors.forename: M C
authors.initials: MC
authors.lastname: Wani
authors.forename: M E
authors.initials: ME
authors.lastname: Wall
authors.forename: J C
authors.initials: JC
authors.lastname: Tucker
authors.forename: C W
authors.initials: CW
authors.lastname: Beecher
authors.forename: A D
authors.initials: AD
authors.lastname: Kinghorn
mesh_terms: D000970:Antineoplastic Agents / Q000737:chemistry* / Q000302:isolation & purification / Q000633:toxicity; D004249:DNA Damage; D007887:Fabaceae / Q000737:chemistry*; D007529:Isoflavones / Q000737:chemistry* / Q000302:isolation & purification / Q000633:toxicity; D009682:Magnetic Resonance Spectroscopy; D015394:Molecular Structure; D018517:Plant Roots; D018547:Plant Stems; D010946:Plants, Medicinal; D013056:Spectrophotometry, Ultraviolet
chemical_list: D000970:Antineoplastic Agents; D007529:Isoflavones