New briarane diterpenoids from Taiwanese soft coral: Briareum violacea

Chia Ching Liaw, Yuan Bin Cheng, Yun Sheng Lin, Yao Haur Kuo, Tsong Long Hwang, Ya Ching Shen*

*此作品的通信作者

研究成果: 期刊稿件文章同行評審

17 引文 斯高帕斯(Scopus)

摘要

Ten new briarane diterpenoids, briaviolides A-J (1-10), together with six known briaranes, solenolides A and D, excavatolide A, briaexcavatolide I, 4β-acetoxy-9-deacetystylatulide lactone and 9-deacetylstylatulide lactone, were isolated from the Taiwanese soft coral, Briareum violacea. Their structures were determined on the basis of spectroscopic data (1H- and 13C-NMR, 1H-1H COSY, HSQC, HMBC and NOESY), HR-MS and chemical methods. The absolute configuration of briaviolide A (1) was determined by X-ray crystallographic analysis. Compounds 5, 9 and derivative 11 showed moderate inhibitory activities on superoxide-anion generation and elastase release by human neutrophils in response to N-formyl-methionyl-leucyl-phenylalanine/Cytochalasin B (fMLP/CB).

原文英語
頁(從 - 到)4677-4692
頁數16
期刊Marine Drugs
12
發行號8
DOIs
出版狀態已出版 - 01 08 2014

文獻附註

Publisher Copyright:
© 2014 by the authors; licensee MDPI, Basel, Switzerland.

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