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A Novel C21 Terpene Lactone from the Sponge Fasciospongia Cavernosa

โœ Scribed by Salvatore De Ros; Antonio Crispino; Alfonso De Giulio; Carmine Iodice; Giuseppina Tommonaro; Roberto Pronzato; Marzia Sidri


Publisher
Elsevier Science
Year
1999
Tongue
French
Weight
311 KB
Volume
55
Category
Article
ISSN
0040-4020

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โœฆ Synopsis


Together with the previously described cacospongionolide B (1) and cacospongionolide F (2) a new C2 1 terpene (3). related to cacospongionoiide B has been isolated from the sponge Fusciospongia cuvernosu, collected in the Aegean Sea. The structure and relative stereochemistry of the new compound, were proposed on the basis of spectroscopic data.@


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Novel sesquiterpenes and a lactone from
โœ Jiangnan Peng; Scott G. Franzblau; Fangqiu Zhang; Mark T. Hamann ๐Ÿ“‚ Article ๐Ÿ“… 2002 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 116 KB

Two novel sesquiterpenes, styxone A (1) and styxone B (2), and a novel lactone, styxlactone (3), were isolated from the Jamaican sponge Myrmekioderma styx. Their structures were elucidated by detailed 1 H, 13 C and 2D NMR data and the absolute stereochemistry of styxone A and B was determined by CD