Isolation and antimicrobial studies of the compounds isolated from the stem bark of Ficus hispida Linn

Three new glycosides isolated from chloroform and methanol extracts of the stem bark of F. hispida Linn which is widely used in Manipur, India for controlling Diabetes mellitus, as 3', 4',5'.5,7-pentamethoxy 4-acetyldelphinidin-3-0-alpha-L-rhamnoside (2) 4',5,7-trimethoxy pelargonidin-6-C-glucopyranosyl-3-O-alpha-L-rhamnoside (3) and 3',4',5',5',7-pentamethoxy delphinidin-3-O-alpha-L-rhamnoside (4) along with known compounds have been reported. A new ketoester, 24-ketopentacosyl-gamma-hydroxypentanoate (1) has also been isolated from the petroleum extract. Compound 1 showed high inhibitory effect on the growth of coliform organism and compound 2 had antibiotic property in penicillium species.