New cytotoxic sesterterpenes from the marine sponge Spongia sp
β Scribed by Haiyin He; Palaniappan Kulanthaivel; Bill J. Baker
- Publisher
- Elsevier Science
- Year
- 1994
- Tongue
- French
- Weight
- 376 KB
- Volume
- 35
- Category
- Article
- ISSN
- 0040-4039
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Along with two known cheilanthane sesterterpene lactones, 1 and 2, eight new related sesterterpenes (3-10) and two new nor-sesterterpenes (11 and 12) have been isolated from the New Caledonian marine sponge Petrosaspongia nigra Bergquist 1995 (new genus, new species). Their structures were determine
Four new cytotoxic isomalabaricane sesterterpenes, aurorals 1-4, have been isolated from the New Caledonian marine sponge Rhabdastrella globostellata. Their structures were established by spectroscopic data including 1D and 2D techniques. These compounds were found to exhibit cytotoxic activity on K
Bergquist) -(isolation, structure elucidation and cytotoxic activity of eight new sesterterpenes (cf. (I)-(III)) and the new nor-sesterterpenes (IV) and (V)). -(GOMEZ PALOMA, L.;