title: New megastigmane and tetraketide from the leaves of Euscaphis japonica.
abstract: New megastigmane (1) and tetraketide (2) were isolated from the leaves of Euscaphis japonica and the structures were elucidated by means of spectroscopic and chemical evidence.
authors.affiliation: Faculty of Integrated Arts and Sciences, The University of Tokushima, Japan. takeda@ias.tokushima-u.ac.jp
authors.forename: Y
authors.initials: Y
authors.lastname: Takeda
authors.forename: Y
authors.initials: Y
authors.lastname: Okada
authors.forename: T
authors.initials: T
authors.lastname: Masuda
authors.forename: E
authors.initials: E
authors.lastname: Hirata
authors.forename: T
authors.initials: T
authors.lastname: Shinzato
authors.forename: A
authors.initials: A
authors.lastname: Takushi
authors.forename: Q
authors.initials: Q
authors.lastname: Yu
authors.forename: H
authors.initials: H
authors.lastname: Otsuka
mesh_terms: D003512:Cyclohexanones / Q000737:chemistry* / Q000302:isolation & purification; D004187:Disaccharides / Q000737:chemistry* / Q000302:isolation & purification; D005960:Glucosides / Q000737:chemistry* / Q000302:isolation & purification; D009682:Magnetic Resonance Spectroscopy; D045792:Norisoprenoids; D018515:Plant Leaves / Q000737:chemistry; D010946:Plants, Medicinal / Q000737:chemistry*; D016339:Spectrometry, Mass, Fast Atom Bombardment
chemical_list: D003512:Cyclohexanones; D004187:Disaccharides; D005960:Glucosides; D045792:Norisoprenoids; C413264:megastigmane; C413265:tetraketide