Novel sponge-derived amino acids. 5. Structures, stereochemistry, and synthesis of several new heterocycles

M Adamczeski, E Quinoa, P Crews

Index: Adamczeski,M.; Quinoa,E.; Crews,P. Journal of the American Chemical Society, 1989 , vol. 111, p. 647

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Citation Number: 126

Abstract

Abstract: This paper reports the complete amino acid chemistry of an undescribed Jaspidae sponge, collected annually in the Benga lagoon of the Fiji Islands during the period from 1984 to 1987. Five different amino acid types are represented among its constituents and they include the bengamides (six compounds), isobengamide E, bengazoles (A and B), a diketopiperazine cyclo (~-trans-(4-hydroxyprolinyl)-~-phenylalanine), and N-acetyl-L- ...