New Triterpenoid Saponins from the Sponge Melophlus isis

Four new triterpenoid saponins were isolated, along with two known 30-norlanostane-type saponins sarasinosides A1 (1) and A3 (2)from the sponge Melophlus isis collected from Guam. The structures of these new compounds (3−6) proved to be 30-norlanosta-8(14),24-dien-23-ones bearing two hydroxyl grou...

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Veröffentlicht in:	Journal of natural products (Washington, D.C.) D.C.), 2000-07, Vol.63 (7), p.915-919
Hauptverfasser:	Lee, Hyi-Seung, Seo, Youngwan, Cho, Ki Woong, Rho, Jung-Rae, Shin, Jongheon, Paul, Valerie J
Format:	Artikel
Sprache:	eng
Schlagworte:	Animals Biological and medical sciences Carbohydrate Conformation Carbohydrate Sequence General pharmacology Guam Medical sciences Melophlus isis Molecular Sequence Data Pharmacognosy. Homeopathy. Health food Pharmacology. Drug treatments Porifera - chemistry Saponins - chemistry Saponins - isolation & purification Spectrum Analysis Triterpenes - chemistry Triterpenes - isolation & purification triterpenoids
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