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Paper | Regular issue | Vol 65, No. 5, 2005, pp.1159-1165
Published online, 1st March, 2005
DOI: 10.3987/COM-05-10364
A New Synthesis of 2-Substituted 4H-3,1-Benzoxazin-4-ones by Cyanuric Chloride Cyclodehydration of N-Benzoyl- and N-Acylanthranilic Acids

Mohammad S. Khajavi* and Seyed M. Shariat

*Department of Chemistry, Faculty of Science, Shahid Beheshti University, Tehran 1983963113, Iran


A new and a convenient method for the synthesis of aryl- and alkyl-2-substituted 4H-3,1-benzoxazin-4-ones by cyclodehydration of N-benzoyl- and N-acylanthranilic acid by cyanuric chloride is described.