potassium hydroxide in neat (no solvent) T=210°C; 1 h;
参考文献
Konstantinchenko, A. A.; Lyashenko, P. I.; Pozharskii, A. F.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1981 , vol. 17, # 8 p. 832 - 835
Khimiya Geterotsiklicheskikh Soedinenii, 1981 , # 8 p. 1114 - 1117