title: New steroids from Clerodendrum colebrookianum.
abstract: Five new steroids, colebrin A-E (1-5) were isolated from the aerial parts of Clerodendrum colebrookianum. The structures of the new compounds were elucidated on the basis of spectral evidence.
authors.affiliation: Laboratory of Phytochemistry, Kunming Institute of Botany, Academia Sinica, Kunming, Yunnan 650204, PR China.
authors.forename: H
authors.initials: H
authors.lastname: Yang
authors.forename: J
authors.initials: J
authors.lastname: Wang
authors.forename: A J
authors.initials: AJ
authors.lastname: Hou
authors.forename: Y P
authors.initials: YP
authors.lastname: Guo
authors.forename: Z W
authors.initials: ZW
authors.lastname: Lin
authors.forename: H D
authors.initials: HD
authors.lastname: Sun
mesh_terms: D004365:Drugs, Chinese Herbal / Q000737:chemistry*; D006801:Humans; D010946:Plants, Medicinal / Q000737:chemistry*; D012503:Saponins / Q000737:chemistry*
chemical_list: D004365:Drugs, Chinese Herbal; D012503:Saponins