title: Novel bioactive constituents from Enhydra fluctuans LOUR.
abstract: A novel bioactive isoflavone glycoside 4',5,6,7-tetrahydroxy-8-methoxyisoflavone-7-O-beta-D-galactopyranosyl-(1 --> 3)-O-beta-D-xylopyranosyl-(1 --> 4)-O-alpha-l-rhamnopyranoside from the methanolic extract of the leaves of Enhydra fluctuans Lour. Its structure A was elucidated by various spectral analysis and chemical degradations. This compound exhibited microbial activity against various bacteria and fungi.
authors.affiliation: Natural Products Laboratory, Department of Chemistry, Dr HS Gour University, Sagar MP, India. rnyadava@rediffmail.com
authors.forename: R N
authors.initials: RN
authors.lastname: Yadava
authors.forename: S K
authors.initials: SK
authors.lastname: Singh
mesh_terms: D000900:Anti-Bacterial Agents / Q000737:chemistry / Q000302:isolation & purification / Q000494:pharmacology; D000935:Antifungal Agents / Q000737:chemistry / Q000302:isolation & purification / Q000494:pharmacology; D019659:Asteraceae / Q000737:chemistry*; D006027:Glycosides / Q000737:chemistry* / Q000302:isolation & purification / Q000494:pharmacology*; D007529:Isoflavones / Q000737:chemistry* / Q000302:isolation & purification / Q000494:pharmacology*; D015394:Molecular Structure; D018515:Plant Leaves / Q000737:chemistry
chemical_list: C522696:4',5,6,7-tetrahydroxy-8-methoxyisoflavone-7-O-beta-D-galactopyranosyl-(1- 3)-O-beta-D-xylopyranosyl-(1-4)-O-alpha-L-rhamnopyranoside; D000900:Anti-Bacterial Agents; D000935:Antifungal Agents; D006027:Glycosides; D007529:Isoflavones