title: Xanthohypericoside, a new xanthone-O-glucoside from Hypericum annulatum.
authors.affiliation: Department of Pharmacognosy, Faculty of Pharmacy, Medical University of Sofia, Sofia, Bulgaria. gkitanov@mbox.pharmfac.acad.bg
authors.forename: G M
authors.initials: GM
authors.lastname: Kitanov
authors.forename: P T
authors.initials: PT
authors.lastname: Nedialkov
mesh_terms: D005960:Glucosides / Q000737:chemistry* / Q000302:isolation & purification; D020902:Hypericum / Q000737:chemistry*; D009682:Magnetic Resonance Spectroscopy; D013058:Mass Spectrometry; D010936:Plant Extracts / Q000032:analysis; D012997:Solvents; D013055:Spectrophotometry, Infrared; D013056:Spectrophotometry, Ultraviolet; D017550:Spectroscopy, Fourier Transform Infrared; D014966:Xanthenes / Q000737:chemistry* / Q000302:isolation & purification
chemical_list: D005960:Glucosides; D010936:Plant Extracts; D012997:Solvents; D014966:Xanthenes; C447482:xanthohypericoside