The synthesis, structural characterization and in vitro anti-cancer activity of novel N-{6-(ferrocenyl) ethynyl-2-naphthoyl} amino acid and dipeptide ethyl esters

Andy G. Harry, James Murphy, William E. Butler, Rachel Tiedt, Áine Mooney, Jennifer C. Manton, Mary T. Pryce, Norma O'Donovan, Naomi Walsh, John Crown, Dilip K. Rai, Peter T.M. Kenny

Research output: Contribution to journalArticlepeer-review

9 Citations (Scopus)

Abstract

N-{6-(Ferrocenyl) ethynyl-2-naphthoyl} amino acid and dipeptide ethyl esters 2-8 were prepared by coupling 6-(ferrocenyl) ethynyl-2-naphthoic acid 1 to the amino acid ethyl ester GABA(OEt) and the dipeptide ethyl esters GlyGly(OEt), GlyAla(OEt), SarGly(OEt), SarAla(OEt), ProGly(OEt) and ProAla(OEt) using the standard N-(3-dimethylaminopropyl)-N′-ethylcarbodiimide hydrochloride (EDC), 1-hydroxybenzotriazole (HOBt) protocol. All the compounds were fully characterized using a combination of 1H NMR, 13C NMR, DEPT-135 and 1H-13C COSY (HMQC) spectroscopy, electrospray ionization mass spectrometry (ESI-MS) and cyclic voltammetry (CV). Compounds, 2-8 showed micromolar activity in the H1299 NSCLC cell line, with IC50 values in the range of 3.2-7.2 μM.

Original languageEnglish
Pages (from-to)86-92
Number of pages7
JournalJournal of Organometallic Chemistry
Volume734
DOIs
Publication statusPublished - 15 Jun 2013
Externally publishedYes

Keywords

  • Bioorganometallic chemistry
  • Cytotoxicity
  • Dipeptides
  • Ferrocene
  • Lung cancer

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