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The structure of some antibiotics from the sponge ircinia strobilina

✍ Scribed by Irvin Rothberg; Peter Shubiak

Book ID
104213521
Publisher
Elsevier Science
Year
1975
Tongue
French
Weight
212 KB
Volume
16
Category
Article
ISSN
0040-4039

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✦ Synopsis

Four related sesterterpenes, which contain one or more furan rings and a tetronic acid moiety, have been isolated from sponges of the genus Ircinia. 1.2

We wish to report the isolation and structure elucidation' of a new sesterterpene, strobilinin 1 which coexists with variabilin $_ in the sponge Ircinia m strobilina.

πŸ“œ SIMILAR VOLUMES

Absolute configuration of halisulfate 3
Absolute configuration of halisulfate 3 from the sponge Ircinia sp
✍ Elmar L. MΓΌller; D.John Faulkner πŸ“‚ Article πŸ“… 1997 πŸ› Elsevier Science 🌐 French βš– 264 KB

The absolute configuration of halisulfate 3 (1), a metabolite of the sponge Ircinia sp. from the Philippines, was determined in two steps. The (13S) absolute configuration was derived by application of the chiral amide method using acid 5. The (8R.9S) stereochemistry of the bicyclic ring system was