Nano silica supported ferric chloride as a green and efficient catalyst for one pot synthesis of 1,2-dihydro-1-arylnaphtho[1,2-e][1,3]oxazine-3-ones

  1. Department of Organic Chemistry, Faculty of Chemistry, University of Kashan, Kashan, P.O. Box 87317-51167, I. R. Iran
  2. Department of Organic Chemistry, Faculty of Chemistry, University of Kashan, 51167 Kashan, IR Iran.
  3. Department of Chemistry, Qom Branch, Islamic Azad University, Qom, Iran

Published in Issue 2024-02-03

How to Cite

Safaei-Ghomi, J., Zahedi, S., & Ghasemzadeh, M. A. (2024). Nano silica supported ferric chloride as a green and efficient catalyst for one pot synthesis of 1,2-dihydro-1-arylnaphtho[1,2-e][1,3]oxazine-3-ones. Iranian Journal of Catalysis, 2(1). https://oiccpress.com/ijc/article/view/3717

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Abstract

An efficient green route for the preparation of naphthoxazinones, applying a three-component one-pot condensation reaction of 2-naphthol, aromatic aldehyde and urea in the presence of nano silica supported ferric chloride under solvent-free conditions has been developed. The present procedure offers several advantages such as short reaction time, simple workup, recovery and reusability of the catalyst.

Keywords

  • Multi-component,
  • nano silica,
  • Naphthoxazinone,
  • One-pot,
  • Solvent-free