Briaexcavatins C-F, four new briarane-related diterpenoids from the Formosan octocoral Briareum excavatum (Briareidae)

  • Ping Jyun Sung*
  • , Yu Pei Chen
  • , Tsong Long Hwang
  • , Wan Ping Hu
  • , Lee Shing Fang
  • , Yang Chang Wu
  • , Jan Jung Li
  • , Jyh Horng Sheu
  • *Corresponding author for this work

Research output: Contribution to journalJournal Article peer-review

29 Scopus citations

Abstract

Four new briarane-related diterpenoids, designated as briaexcavatins C-F (1-4), were isolated from the Formosan octocoral Briareum excavatum, collected off southern Taiwan coast. The structures of these new metabolites were elucidated by the interpretation of spectroscopic and chemical methods. The configuration of 1 was further supported by molecular mechanics calculations. Briarane 1 has been shown to exhibit mild cytotoxicity toward MDA-MB-231 human breast tumor cells and briarane 3 was found to show activity to inhibit neutrophil elastase release in humans.

Original languageEnglish
Pages (from-to)5686-5691
Number of pages6
JournalTetrahedron
Volume62
Issue number24
DOIs
StatePublished - 12 06 2006

Keywords

  • Briaexcavatin
  • Briarane
  • Briareum excavatum
  • Cytotoxicity
  • Human neutrophil elastase
  • Octocoral

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