反应条件
1: 75.8 percent / Dowtherm A / 0.22 h / 248 - 249 °C 2: 1.) potassium carbonate / 1.) DMF, 100 deg C, 30 min; 2.) 100 deg C, 3 h 3: 72.9 percent / 15percent HCl / ethanol / 0.25 h / Heating 4: 87 percent / 10percent NaOH / ethanol / 4 h / Heating View Scheme
参考文献
Journal of Heterocyclic Chemistry, , vol. 21, # 3 p. 673 - 679
