The Flavonoids and biological activity of Cleome africana growing in Egypt.

摘要

ABSTRACT Cleome africana is a medicinal plant used in Egyptian traditional medicine as antidiabetic. The flavonoidal constituents of the plant from both ethyl acetate and butanol fractions of aqueous methanolic extract were isolated and identified. The compounds were identified as: Vinyl rosmarinate, Kaempherol, Quercetin, Isorhamnetin, Quercetin-3,7-O-dirhamnoside, Kaempferol -3,7-O-dirhamnoside, kaempferol -7-Oglucoside and 6-hydroxy kaempferol-3-O-glucoside. Their structure were established .