An Efficient Synthetic Protocol for Quinoxalinones, Benzoxazinones, and Benzothiazinones from 2??Oxo??2??aryl??acetyl Bromide Precursors

…, M Boominathan, S Muthusubramanian…

Index: Nagaraj, Muthupandi; Sathiyamoorthy, Sithuraj; Boominathan, Muthusamy; Muthusubramanian, Shanmugam; Bhuvanesh, Nattamai Journal of Heterocyclic Chemistry, 2013 , vol. 50, # 5 p. 1146 - 1151

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Citation Number: 3

Abstract

Abstract α-Bromoketones undergo selenium dioxide oxidation to yield reactive 2-oxo-2- arylacetyl bromides that are trapped by aryl-1, 2-diamines, 1, 2-aminophenol or 1, 2- aminothiophenol to give quinoxalinones, benzoxazinones, and benzothiazinones, respectively, in good yield.