Four New Cyclohexylideneacetonitrile Derivatives from the Hypocotyl of Mangrove (Bruguiera gymnorrhiza).

Molecules

Key Laboratory of Plant Resources Conservation and Sustainable Utilization, South China Botanical Garden, Chinese Academy of Sciences, Guangzhou 510650, China.

Published: August 2015

AI Article Synopsis

  • Four new compounds, menisdaurins B-E (1-4), were discovered from the hypocotyl of the mangrove Bruguiera gymnorrhiza, alongside three known derivatives (5-7).
  • The structures of these compounds were determined using detailed spectroscopic techniques.
  • All seven compounds demonstrated varying levels of anti-Hepatitis B virus activity, with effective concentrations (EC50) ranging between 5.1 and 87.7 μg/mL.

Article Abstract

Four new cyclohexylideneacetonitrile derivatives 1-4, named menisdaurins B-E, as well as three known cyclohexylideneacetonitrile derivatives--menisdaurin (5), coclauril (6), and menisdaurilide (7)--were isolated from the hypocotyl of a mangrove (Bruguiera gymnorrhiza). The structures of the isolates were elucidated on the basis of extensive spectroscopic analysis. Compounds 1-7 showed anti-Hepatitis B virus (HBV) activities, with EC50 values ranging from 5.1 ± 0.2 μg/mL to 87.7 ± 5.8 μg/mL.

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6332330PMC
http://dx.doi.org/10.3390/molecules200814565DOI Listing

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