反应条件
1: 44 percent / drop of conc. HCl / ethanol / 1) boiling on a water bath, 1 h; 2) room temperature, 24 h;
2: conc. HCl / ethanol / 0.5 h / Heating
View Scheme
参考文献
Kozlov, N. S.; Sauts, R. D.; Serzhanina, V. A.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1986 , vol. 22, # 11 p. 1229 - 1231
Khimiya Geterotsiklicheskikh Soedinenii, 1986 , vol. 22, # 11 p. 1519 - 1522