反应条件
1: pyridinium p-toluenesulfonate / dichloromethane / 4 h / 20 °C
2: pyridinium p-toluenesulfonate / 3 h / 95 °C
3: pyridine; iodine / chloroform / 20 °C
4: toluene-4-sulfonic acid / methanol; tetrahydrofuran / 1 h / 60 °C
5: 3-Methylpyridine / anhydrous xylene / 24 h / |Reflux
6: sodium carbonate; palladium on activated charcoal / ethylene glycol dimethyl ether; water / 1 h / 45 °C
7: toluene-4-sulfonic acid / methanol; tetrahydrofuran / 1 h / 60 °C
8: potassium carbonate / acetone / 20 °C
View Scheme
参考文献
Wang, Guangcheng; Wang, Fang; Cao, Dong; Liu, Yibin; Zhang, Ronghong; Ye, Haoyu; Li, Xiuxia; He, Lin; Yang, Zhuang; Ma, Liang; Peng, Aihua; Xiang, Mingli; Wei, Yuquan; Chen, Lijuan
Bioorganic and Medicinal Chemistry Letters, 2014 , vol. 24, # 14 p. 3158 - 3163