Synthesis and in vitro cytotoxic evaluation of novel N-(3,4,5- trimethoxyphenyl)pyridin-2(1H)-one derivatives

Taijie Chen, Yu Luo*, Li Sheng, Jia Li, Youhong Hu, Wei Lu

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

A series of novel N-(3,4,5-trimethoxyphenyl)pyridin-2(1H)-one derivatives were designed, synthesized, and evaluated for their in vitro cytotoxicity against human colon cancer cells HCT-116. The key steps involved consecutive Chan-Lam- and Buchwald-Hartwig couplings. Most of these C-6 substituted pyridone derivatives showed moderate antiproliferative activity. The preliminary SAR indicated that the conformationally restricted pyridones exhibited more potent cytotoxicity than the flexible counterparts. In addition, cell cycle analysis of the selected compounds 4b and e showed a G2/M arrest, suggesting a possible antitubulin mechanism for these novel pyridone derivatives.

Original languageEnglish
Pages (from-to)435-444
Number of pages10
JournalMolecular Diversity
Volume17
Issue number3
DOIs
StatePublished - Aug 2013

Keywords

  • Buchwald-Hartwig coupling reaction
  • Cell cycle
  • Chan-Lam coupling reaction
  • Combretastatin A-4
  • Cytotoxicity
  • HCT-116
  • Pyridin-2(1H)-one

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