作者:Magyar Tímea、Ferenc Miklós、László Lázár、Ferenc Fülöp
DOI:10.24820/ark.5550190.p009.894
日期:——
thermal rearrangement in water. On the basis of the above findings, an eco-friendly method was applied to prepare quinazolin-4(1H)-one derivatives from anthranilamides and a number of (hetero)aryl aldehydes. Heating the aqueous mixture of starting compounds to 90 °C resulted in the products in 81–94% yields. All products precipitated from the reaction mixture and were isolated by simply filtration. No further
用苯甲醛对 N-未取代或 N-甲基邻氨基苯甲酰胺进行机械化学处理,产生了它们的席夫碱衍生物,这些衍生物可以通过在水中的热重排轻松环化为相应的 2苯基-2,3-二氢喹唑啉酮。在上述研究结果的基础上,采用环保方法从邻氨基苯甲酰胺和许多(杂)芳基醛制备喹唑啉-4(1H)-酮衍生物。将起始化合物的含水混合物加热至 90 °C,产物的产率为 81-94%。所有产物均从反应混合物中沉淀出来,并通过简单过滤分离。不需要进一步的后处理或纯化。