反应条件
1: 72 percent / HCl / acetic acid / 144 h / 20 °C
2: PBr3 / tetrahydrothiophene 1,1-dioxide / 1) 20-25 deg C, 10 h; 2) 140 deg C, 20 min
View Scheme
参考文献
Shishkin, G. V.
Chemistry of Heterocyclic Compounds (New York, NY, United States), 1984 , vol. 20, # 10 p. 1162 - 1166
Khimiya Geterotsiklicheskikh Soedinenii, 1984 , vol. 20, # 10 p. 1407 - 1411
