Isolation of 5, 7 dihydroxy 3, 4 Dimethoxy flavone from the stem bark of Soymida febrifuga Juss. (Meliaceae)

Abstract

The plant Soymida febrifuga is called as Mamsaroyini in Sanskrit because of flesh coloured wood. It is an important medicinal plant belongs to family Meliaceae. This plant is used in Ayurveda, Unani and Sidda system of medicine and also in folk system. In North- eastern Karnataka it is commonly used for inflammation and also for joint pain, it is used for easy placental expulsion in cattle in the tribal areas. Keeping its medicinal significance and the literature available, the detailed phytochemical analysis was made. It shows the presence of phenols, flavonoids, saponin and alkaloids. A new flavone -5, 7 dihydroxy 3,4dimethoxy flavone is identified based on UV, IR and NMR data.