Four new diterpenoids isolated from the Euphorbia rapulum.

J Asian Nat Prod Res

a School of Traditional Chinese Materia Medica , Shenyang Pharmaceutical University, Shenyang 110016 , China.

Published: September 2016

AI Article Synopsis

  • Four new diterpenoid compounds were isolated from the plant Euphorbia rapulum, identified as 1-epi-9-hydroxydepressin (1), 1-epi-8-hydroxydepressin (2), 2,13,9-trihydroxy-labda-8(17),12(E),14-triene (3), and tagalsin I (4).
  • The structures of these compounds were determined using various spectroscopic techniques.
  • Compound 4 demonstrated moderate selective cytotoxic activity against the MCF-7 cancer cell line, recording an IC50 value of 31.8 μM.

Article Abstract

Four new diterpenoids named 1-epi-9-hydroxydepressin (1), 1-epi-8-hydroxydepressin (2), 2,13,9-trihydroxy-labda-8(17),12(E),14-triene (3) and tagalsin I (4) were isolated from Euphorbia rapulum. The structures of these compounds were elucidated by means of various spectroscopic methods. All the isolated compounds were evaluated for cytotoxic activities against HepG2, MCF-7, and C6 cell lines, and compound 4 showed moderate selective activity against MCF-7 cell line with an IC50 value of 31.8 μM.

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Source
http://dx.doi.org/10.1080/10286020.2016.1170813DOI Listing

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