Niphatesines A–D, new antineoplastic pyridine alkaloids from the okinawan marine sponge Niphates sp.

J. Chem. Soc., Perkin Trans. 1
2004.0

Abstract

Four new pyridine alkaloids, niphatesines A-D (1-4), with potent antineoplastic activity were isolated from the Okinawan marine sponge Niphates sp. and their structures were elucidated on the basis of spectroscopic data.

DOI： 10.1039/p19900003301

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