Penlanfuran, a new furanoid sesquiterpene from the marine sponge dysideafragilis (mont.) of Brittany. A striking difference with the same Hawaiian species.
✍ Scribed by Grazianobn Guella; Antonio Guerriero; Pietro Traldi; Francesco Pietra
- Book ID
- 104226432
- Publisher
- Elsevier Science
- Year
- 1983
- Tongue
- French
- Weight
- 130 KB
- Volume
- 24
- Category
- Article
- ISSN
- 0040-4039
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✦ Synopsis
Penlanfuran (2,, a furanold sesqulterpene with a novel skeleton for sponge products, has been afforded by the marine sponge Dysldea fragllu (Mont ) of Brittany, the same Hawauan species gave different sesqulterpenolds Marine sponges of the genus Dysidea have been unusually lnterestlng sources of new terpe-* noIds In particular, D fragllls, collected at Hawall, gave bridged blcycllc sesquterpenolds 2 We now report that the same species of Brittany 1s devoid of the above products, glvlng instead penlanfuran (z3 with an unprecedented skeleton among sponge products The fresh sponge was ethanol extracted and the aqueous residue from ethanol evaporation was ether extracted The residue from ether evaporation, 20 g, was column chromatographed on Merck Kleselgel 60, gradlent elutlon pet ether-ethyl ether Ehrllch AgNO 3 -Kleselgel with n-hexane to give 2 4) -68 00