Two biflavonoids namely, 2",3"-dihydroochnaflavone and 2",3"-dihydroochnaflavone 7"-O-methyl ether, and a flavonoid glycoside, 6-gamma,gamma-dimethylallyltaxifolin 7-O-beta-D-glucoside were isolated from the leaves of Ochna integerrima.
Bioassay-guided fractionation of the anti-HIV-1 active EtOAc extract from leaves and twigs of Ochna integerrima led to the isolation of five new flavonoid glycosides 1 - 5, five known flavonoids 6 - 10, and two known flavonoid glycosides 11 and 12. Structures were determined based on spectroscopic