The structure of some antibiotics from t
โ
Irvin Rothberg; Peter Shubiak
๐
Article
๐
1975
๐
Elsevier Science
๐
French
โ 212 KB
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