Synthesis and anti-tumor activity of [1,4] dioxino [2,3-f] quinazoline derivatives as dual inhibitors of c-Met and VEGFR-2.

Bioorg Chem

College of Life Science and Bioengineering & Beijing Key Laboratory of Environmental and Oncology, Beijing University of Technology, Beijing 100124, China. Electronic address:

Published: July 2019

AI Article Synopsis

  • c-Met and VEGFR-2 are crucial targets in cancer treatment, leading to the design of new dual inhibitors.
  • A series of [1,4]dioxino[2,3-f]quinazoline derivatives were created, showing strong inhibition of both targets, particularly compounds 7m and 7k.
  • Compound 7k exhibited significant anti-tumor effects in a mouse model for hepatocellular carcinoma, suggesting its potential as a cancer therapy.

Article Abstract

Both c-Met and VEGFR-2 were important targets for cancer therapies. In order to develop reversible and non-covalent c-Met and VEGFR-2 dual inhibitors, a series of [1,4]dioxino[2,3-f]quinazoline derivatives were designed and synthesized. The enzyme assay demonstrated that most target compounds had inhibition potency on both c-Met and VEGFR-2 with IC values in nanomolar range especially compounds 7m and 7k. Based on further cell proliferation assay in vitro, compound 7k showed significantly anti-tumor activity in vivo on a hepatocellular carcinoma (MHCC97H cells) xenograft mouse model. We docked the compound 7m with c-Met and VEGFR-2 kinases, and interpreted the SAR of these analogues. All results indicated that the target compounds were dual inhibitors of c-Met and VEGFR-2 kinases that held promising potential in cancer therapy.

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http://dx.doi.org/10.1016/j.bioorg.2019.04.010DOI Listing

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