Citation: Xun LI, Qing Ping HU, Xue Gui CUI, Dong Hua WANG. An Efficient Approach to 6, 7-Disubstituted-1H-quinoxalin-2-ones[J]. Chinese Chemical Letters, ;2004, 15(12): 1400-1402.
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A novel approach to the synthesis of 6, 7-disubstituted-1H-quinoxalin-2-ones is described.The title compounds were regioselectively prepared by starting from substituted phenylamines and chloroacetyl chloride through the efficient sequence ofacylation, nitration, reduction, intramolecular alkylation, and oxidation.
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