反应条件
1: 81.2 percent / dimethylformamide / 0.5 h / 130 - 135 °C 2: 82.46 percent / Zn, acetic acid / 1 h / 70 - 80 °C 3: 60.6 percent / POCl3 / 6 h / Heating 4: 18 percent / POCl3, diethylaniline / 40 h / Heating View Scheme
参考文献
Xie, Hui; Zeng, Lili; Zeng, Shaogao; Lu, Xin; Zhang, Guicheng; Zhao, Xin; Cheng, Na; Tu, Zhengchao; Li, Zhiyuan; Xu, Hongjiang; Yang, Ling; Zhang, Xiquan; Huang, Min; Zhao, Junling; Hu, Wenhui
European Journal of Medicinal Chemistry, 2012 , vol. 52, p. 205 - 212