bromine in tetrachloromethane Ambient temperature; Yield given;
参考文献
Khripak, S. M.; Yakubets, V. I.; Dobosh, A. A.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1985 , vol. 21, # 9 p. 1091 - 1094
Khimiya Geterotsiklicheskikh Soedinenii, 1985 , vol. 21, # 9 p. 1333 - 1336