title: Two new spongian diterpenes from Coscinoderma mathewsi.
abstract: Two new spongian diterpenes were isolated from the sponge, Coscinoderma mathewsi. One possesses a tricyclic skeleton bearing an aldehyde function, the other is a tetracyclic lactol. The structures of two compounds are elucidated by spectral method.
authors.affiliation: Department of Chemistry, College of Science and Engineering, Aoyama Gakuin University, 6-16-1 Chitosedai, Setagaya-ku, Tokyo, 157-8572, Japan.
authors.forename: M
authors.initials: M
authors.lastname: Hyosu
authors.forename: J
authors.initials: J
authors.lastname: Kimura
mesh_terms: D000818:Animals; D004224:Diterpenes / Q000737:chemistry / Q000302:isolation & purification*; D015394:Molecular Structure; D011161:Porifera / Q000737:chemistry*; D013057:Spectrum Analysis
chemical_list: D004224:Diterpenes