EL-HASHASH, M. A.; EL-BADRY, Y. A.-M. Synthesis of Dynamic 2-Ethoxycarbonyl-4H-3, 1-Benzoxazin-4-one and its Behavior Towards Nitrogen Nucleophiles. JOURNAL OF ADVANCES IN CHEMISTRY, [S. l.], v. 4, n. 3, p. 548–553, 2008. DOI: 10.24297/jac.v4i3.952. Disponível em: https://rajpub.com/index.php/jac/article/view/952. Acesso em: 18 may. 2024.