A total synthesis of (-)-dysiherbaine, a neuroexcitotoxic amino acid isolat
ed from the Micronesian marine sponge Dysidea herbacea, starting from a car
bohydrate precursor, is described. The present synthesis features a palladi
um(0)-catalyzed cross-coupling of the 6/5-bicyclic core with an amino acid
residue. (C) 2000 Elsevier Science Ltd. All rights reserved.