A novel synthesis of 2-unsubstituted 4(3H)-quinazolino- nes is described. Heating a mixture of an anthranilic acid and an iso- cyanide under solvent-free conditions afforded the title compounds in good to excellent yields.
Base-promoted ring opening of 3-chlorooxindoles for the construction of 2-aminoarylthioates and their transformation to quinazolin-4(3<i>H</i>)-ones
作者:Tej Narayan Poudel、Hari Datta Khanal、Yong Rok Lee
DOI:10.1039/c8nj00195b
日期:——
Cesium carbonate-promoted synthesis of diverse 2-aminoarylthioatesviaring opening of 3-chlorooxindoles with thiols, and their synthetic applications is demonstrated.