反应条件
1) ether, 12 h, reflux, 2) ether, 0 - 5 deg C, 4 d; Yield given. Multistep reaction;
参考文献
Kuznetsov, M. A.; Semenovskii, V. V; Belov, V. N.; Gindin, V. A
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1989 , vol. 25, # 2 p. 136 - 142
Khimiya Geterotsiklicheskikh Soedinenii, 1989 , vol. 25, # 2 p. 173 - 179