Isolation of 24-homoscalarane sesterterpenoids from a sponge of the genus Lendenfeldia

Li Guo Zheng, You Yan Chen, Chia Ching Liaw, Yu Chi Lin, Su Ying Chien, Yi Hao Lo, Yu Chi Tsai, Hao Chun Hu, You Ying Chen, Tsong Long Hwang, Tzu Ming Ou*, Ping Jyun Sung*

*Corresponding author for this work

Research output: Contribution to journalJournal Article peer-review

Abstract

The chemical screening of an algae-containing marine sponge identified as Lendenfeldia species has isolated two 24-homoscalarane sesterterpenoids, including a known compound, felixin A (1) and a new analogue, lendenfeldarane V (2). The structure of 1, obtained in a previous study, was cited for the first time in this study via single-crystal X-ray diffraction analysis. The structure of 2 was ascertained via 2D NMR experiments and a literature review. The absolute configurations of 1 and 2 were delineated with DP4+ computation and specific optical rotation. Homoscalarane 1 exhibited cytotoxicity towards MG63 human osteosarcoma cells.

Original languageEnglish
Pages (from-to)177-181
Number of pages5
JournalPhytochemistry Letters
Volume61
DOIs
StatePublished - 06 2024

Bibliographical note

Publisher Copyright:
© 2024 Phytochemical Society of Europe

Keywords

  • Felixin
  • Homoscalarane
  • Lendenfeldarane
  • Lendenfeldia
  • MG63

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