Two new alkaloids from marine sponge Callyspongia sp.
β Scribed by Yang, Bin; Tao, Huaming; Zhou, Xuefeng; Lin, Xiu-Ping; Liu, Yonghong
- Book ID
- 118750599
- Publisher
- Taylor and Francis Group
- Year
- 2013
- Tongue
- English
- Weight
- 246 KB
- Volume
- 27
- Category
- Article
- ISSN
- 1478-6419
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π SIMILAR VOLUMES
Akateapin (1) , m inhibitor of phosphatidylinositol-specific phospholipase C, w~ isolated from ma acetone e~tract of the marine Slxmge, Callyspongia sp. Structural determination by 2D-NMR speclroscopy revealed that it was a novel triteq~ene with the hydmquimme disulfats.
Two new steroidal alkaloids 3o~-amino-23,29-imino-B(9a)-homo-19-nor-5ot-stigmasta-1(10),7,9(11),23(N)-tetraene (1) and 3o~-amino-23,29-imino-B(9a)-homo-19-nor-5ot-stigmastal(10),7,23(N)-triene (2) have been isolated from a Pacific marine sponge Corticium sp. The structures of compounds 1 and 2 were