Cyclosmenospongine, a new sesquiterpenoid aminoquinone from an Australian marine sponge Spongia sp

A new sesquiterpenoid aminoquinone, cyclosmenospongine ( 1 ), containing a dihydropyran ring, was isolated from an Australian marine sponge Spongia sp., along with the known metabolites, smenospongiarine, ilimaquinone and smenospongine. The structure of 1 was determined from spectroscopic data. A ne...

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Bibliographic Details
Published in:Tetrahedron letters 2003, Vol.44 (1), p.101-102
Main Authors: Utkina, Natalia K., Denisenko, Vladimir A., Scholokova, Olga V., Virovaya, Marina V., Prokof'eva, Nina G.
Format: Article
Language:English
Subjects:
marine metabolites
quinones
sponges
terpenoids
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Summary:A new sesquiterpenoid aminoquinone, cyclosmenospongine ( 1 ), containing a dihydropyran ring, was isolated from an Australian marine sponge Spongia sp., along with the known metabolites, smenospongiarine, ilimaquinone and smenospongine. The structure of 1 was determined from spectroscopic data. A new sesquiterpenoid aminoquinone, cyclosmenospongine, containing a dihydropyran ring, was isolated from an Australian marine sponge Spongia sp., along with the known metabolites, smenospongiarine, ilimaquinone and smenospongine. The structure of the new compound was determined from spectroscopic data.
ISSN:0040-4039
1873-3581
DOI:10.1016/S0040-4039(02)02497-8