Eryloside W, a triterpenoid saponin from the sponge Dictyonella marsilii

Grégory Genta-Jouve, Cécile Boughanem, Oscar Ocaña, Thierry Pérez, Olivier P. Thomas

Research output: Contribution to a Journal (Peer & Non Peer)Articlepeer-review

9 Citations (Scopus)

Abstract

Abstract A new saponin derivative named eryloside W was isolated from the marine sponge Dictyonella marsilii (Demospongiae, Halichondrida, Dictyonellidae). The structure of the compound was elucidated through extensive use of 1D and 2D nuclear magnetic resonance and mass spectrometry. Determination of the absolute configuration was performed using electronic circular dichroism (ECD) by comparison of experimental and time dependent density functional theory (TDDFT) calculated spectra. This is the first occurrence of a saponin derivative produced by a marine sponge present in the Mediterranean.

Original languageEnglish
Article number992
Pages (from-to)252-255
Number of pages4
JournalPhytochemistry Letters
Volume13
DOIs
Publication statusPublished - 17 Jul 2015
Externally publishedYes

Keywords

  • Absolute configuration
  • Dictyonella marsilii
  • Eryloside
  • Marine sponge
  • TDDFT

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