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■ 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

Abstract

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.