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Synthesis, biological evaluation and molecular modelling studies of 4-anilinoquinazoline derivatives as protein kinase inhibitors

  • Digambar Waiker
  • , Chandrabose Karthikeyan
  • , Vasanthanathan Poongavanam
  • , Jacob Kongsted
  • , Oliver Lozach
  • , Laurent Meijer
  • , Piyush Trivedi
  • Rajiv Gandhi Proudyogiki Viswavidyalaya
  • Protein Phosphorylation and Human Disease Group, Station Biologique, CNRS, 29680 Roscoff, Bretagne

Research output: Contribution to journalJournal articleResearchpeer-review

Abstract

A series of novel 4-anilinoquinazoline derivatives (3a-3j) has been synthesized and evaluated as potential inhibitors for protein kinases implicated in Alzheimer's disease. Among all the synthesized compounds, compound 3e (N-(3,4-dimethoxyphenyl)-6,7-dimethoxyquinazolin-4-amine) exhibited the most potent inhibitory activity against CLK1 and GSK-3α/β kinase with IC₅₀ values of 1.5 μM and 3 μM, respectively. Docking studies were performed to elucidate the binding mode of the compounds to the active site of CLK1 and GSK-3β. The results of our study suggest that compound 3e may serve as a valuable template for the design and development of dual inhibitors of CLK1 and GSK-3α/β enzymes with potential therapeutic application in Alzheimer's disease.

Original languageEnglish
JournalBioorganic & Medicinal Chemistry
Volume22
Issue number6
Pages (from-to)1909–1915
ISSN0968-0896
DOIs
Publication statusPublished - 2014

Funding

The authors gratefully acknowledge the Sophisticated Analytical Instrumentation Facility (SAIF); Panjab University, Chandigarh for the NMR spectral analysis of the compounds used in this study. DG wishes to thank AICTE, New Delhi for a postgraduate fellowship. The work was also supported by the EEC FP7-KBBE-2012 BlueGenics grant (LM), ‘Institut National contre le Cancer’ (INCa) GLIOMER program and the ‘Fonds Unique Interministériel’ (FUI) PHARMASEA project (LM).

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