title: Three steroidal alkaloids from Buxus microphylla.
abstract: Three new steroidal alkaloids have been isolated from the leaves and stems of Buxus microphylla Sieb et Zucc. They are buxmicrophylline B, C and D. Their structures were elucidated by extensive analysis of the spectral data.
authors.affiliation: Laboratory of Phytochemistry, Kunming Institute of Botany, Academia Sinica, Yunnan, China.
authors.forename: J
authors.initials: J
authors.lastname: Du
authors.forename: M
authors.initials: M
authors.lastname: Chiu
authors.forename: R
authors.initials: R
authors.lastname: Nie
mesh_terms: D000470:Alkaloids / Q000302:isolation & purification*; D009682:Magnetic Resonance Spectroscopy; D019684:Magnoliopsida / Q000737:chemistry*; D008956:Models, Chemical; D018515:Plant Leaves / Q000737:chemistry; D018547:Plant Stems / Q000737:chemistry; D013256:Steroids / Q000302:isolation & purification*
chemical_list: D000470:Alkaloids; D013256:Steroids; C436358:buxmicrophylline B; C436360:buxmicrophylline C; C436359:buxmicrophylline D