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A brominated bisacetylenic acid from the marine sponge Xestospongia testudinaria

✍ Scribed by Ronald J. Quinn; David J. Tucker

Publisher
Elsevier Science
Year
1985
Tongue
French
Weight
145 KB
Volume
26
Category
Article
ISSN
0040-4039

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✦ Synopsis

A brominated bisacetylenic acid, 18-bromooctadeca-9(E),17(E)-dien-7,15-diynoic acid, has been isolated from the marine sponge Xestospongia testudinaria and its structure elucidated by NMR including 2D homonuclear spectroscopy.

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Six brominated unsaturated polyenynic C , Cl and C -acids have been isolated fron the marine sponge Xestos a ia p ., gollect&t in the straits of the Gulf of Eilat (the Red Sea , M their structure elucidated ) p i 8 by spectroscopic methods. The lH and 13C resrauurce lines of four ccapozmds were full