Abstract Heating a mixture of 2-(N-alkylamino)benzoic acids, triethyl orthoformate, and ammonium acetate under solvent-free conditions generated 1-substituted 4(1H)-quinazolinones in 73−99% yields. Moreover, a possible reaction pathway was proposed. GRAPHICAL ABSTRACT
摘要 在无溶剂条件下加热 2-(N-烷基
氨基)
苯甲酸、
原甲酸三乙酯和
乙酸铵的混合物,以 73-99% 的产率生成 1-取代的 4(1H)-
喹唑啉酮。此外,还提出了可能的反应途径。图形概要