Novel alkaloids of the aaptamine class f
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Laurent Calcul; Arlette Longeon; Ali Al Mourabit; Michèle Guyot; Marie-Lise Bour
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Article
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2003
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Elsevier Science
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French
β 156 KB
Four novel alkaloids of the aaptamine class have been isolated in addition to the known aaptamine, isoaaptamine, demethyl(oxy)aaptamine and its dimethylketal from an unidentified species of Indonesian marine sponge of the genus Xestospongia. Their structures were elucidated on the basis of detailed