Abstract
The present work describes the newly synthesized series of 4-(3H)-quinazolinone derivatives of hydrazones 5(a–j) starting from benzoxazine (4) by conventional method and substituted hydrazones 3(a–j) from substituted benzaldehydes and hydrazine hydrate. The reaction mixture was refluxed using ethanol as a solvent. All the synthesized compounds were obtained in good yields. The structures of all compounds have been deduced on the basis of spectroscopy and elemental analysis. The synthesized compounds 5(a–j) were screened for their potential in vivo anti-inflammatory activity using carrageenan-induced paw edema model and in vitro antibacterial activity against various strains of gram-positive and gram-negative bacteria.
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Acknowledgments
The authors thank Head, Department of Chemistry, Rashtrasant Tukadoji Maharaj Nagpur University, Nagpur for providing laboratory facilities and Director, SAIF, Chandigarh for providing necessary spectral data. The authors are grateful to Head, Department of Biotechnology, Sindhu Mahavidyalaya Nagpur, India for providing antimicrobial screening and Head, Sharad Pawar College of pharmacy Nagpur, India for providing facilities for anti-inflammatory activities.
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Kandpal, B., Meshram, J., Mohanram, I. et al. Evaluation of newly synthesized quinazolinone derivatives of hydrazones as potent anti-inflammatory and antibacterial agents. Med Chem Res 24, 1419–1426 (2015). https://doi.org/10.1007/s00044-014-1226-3
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DOI: https://doi.org/10.1007/s00044-014-1226-3