@article{fdi:39871, title = {{M}etabolites of the new {C}aledonian sponge {C}ladocroce incurvata}, author = {{V}aleria d'{A}uria, {M}. and {G}omez {P}aloma, {L}. and {M}inale, {L}. and {R}iccio, {R}. and {Z}ampella, {A}. and {D}ebitus, {C}{\'e}cile}, editor = {}, language = {{ENG}}, abstract = {{T}he deep-water {N}ew {C}aledonian sponge #{C}ladocroce incurvata$ contains two "polyketide" metabolites. {C}ladocrocin {A} (1) appears to be derived from fatty acid with ethyl side chains, thus incorporating butyrate units. {C}ladocroic acid (2) is a straight chain fatty acid which incorporates a terminal enyne functionality and a cycloproprane ring directly attached to the carboxylic acid function. {T}he structures were elucidated by interpretation of spectral data, and the cis stereochemistry of the cyclopropane ring in cladocroic acid (2) was derived after the synthesis of cis - and trans - 2, 3 - methanohexanoic acid models and nmr spectral comparisons. ({R}{\'e}sum{\'e} d'auteur)}, keywords = {{SUBSTANCE} {NATURELLE} ; {INVERTEBRE} {AQUATIQUE} ; {STRUCTURE} {CHIMIQUE} ; {ANALYSE} {SPECTRALE} ; {EPONGE} ; {MOLECULE} ; {METABOLITE} ; {CLADOCROCINE} ; {ACIDE} {CLADOCROIQUE} ; {NOUVELLE} {CALEDONIE}}, booktitle = {}, journal = {{J}ournal of {N}atural {P}roducts}, volume = {56}, numero = {3}, pages = {418--423}, ISSN = {0163-3864}, year = {1993}, URL = {https://www.documentation.ird.fr/hor/fdi:39871}, }