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Synthesis of Pyrimido[1,6-]quinoxalines Via Intermolecular Trapping of Thermally Generated Acyl(quinoxalin-2-yl)ketenes by Schiff Bases

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Specialty Chemistry
Date 2018 Aug 17
PMID 30112078
Citations 2
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Abstract

Acyl(quinoxalin-2-yl)ketenes generated by thermal decarbonylation of 3-acylpyrrolo[1,2-]quinoxaline-1,2,4(5)-triones react regioselectively with Schiff bases under solvent-free conditions to form pyrimido[1,6-]quinoxaline derivatives in good yields.

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