Spongiacidins A−D, New Bromopyrrole Alkaloids from Hymeniacidon Sponge
Journal of Natural Products
1998.0
Abstract
Four new bromopyrrole alkaloids, spongiacidins A-D (1-4), have been isolated from an Okinawan marine sponge Hymeniacidon sp. and the structures elucidated on the basis of spectral data and chemical means.