New Flavone from the Aerial Parts of Bougainvillea Glabra

Abstract

New flavone was isolated for the first time from the methanolic extract of the aerial part of Bougainvillea glabra (Nyctaginaceae) & identified as luteolin-7-O-(2''-O-(5'''-O-feruloyl)- b-D- apiofuranosyl)- b-D-glucopyranoside in addition to five flavonoids isolated& identified after comparing their spectra with reported ones as vitexin, isovitexin, chrysoeriol, apigenin& luteolin .