Calysterol: A C29 cyclopropene-containing marine sterol from the sponge Calyx nicaensis
β Scribed by E. Fattorusso; S. Magno; L. Mayol; C. Santacroce; D. Sica
- Publisher
- Elsevier Science
- Year
- 1975
- Tongue
- French
- Weight
- 256 KB
- Volume
- 31
- Category
- Article
- ISSN
- 0040-4020
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π SIMILAR VOLUMES
In vivo isomerization of cyclopropenes has been demonstrated for the first time through feeding experiments of appropriately labeled cyclopropene sterols (lc-4c) in the sponge Calyx nicaeensis.
## Abstract A novel sterol, strongylosterol, has been isolated from the sponge __Strongylophora durissima.__ It has been demonstrated to be 3Ξ²βhydroxyβ24Β°βethylβ27βmethylcholestaβ5, 25(26)βdiene (1).
## Abstract magnified image A novel thiazole alkaloid, neobacillamide A (**1**), together with a known related one, bacillamide C (**4**), was isolated from the bacterium __Bacillus vallismortis__ C89, associated with the South China Sea sponge __Dysidea avara.__ The structure of the new compound