triethylamine in ethanol 3 h; Ambient temperature;
参考文献
Krapivin, G. D.; Kul'nevich, V. G.; Val'ter, N. I.,
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1989 , vol. 25, # 10 p. 1118 - 1121
Khimiya Geterotsiklicheskikh Soedinenii, 1989 , # 10 p. 1338 - 1342