反应条件
1: dimethylsulfoxide / 0.08 h / 180 °C 2: 54 percent / HCl / 1.5 h / Heating 3: 70 percent / H2S, 25 percent NH3 4: 1) 24 percent HBr, NaNO2, urea; 2) CuBr, 48 percent HBr, H2S / 1) H2O, 0 deg C, 5 min; 0 deg C, 10 min; 2) 0 deg C, 10 min; reflux View Scheme
参考文献
Oehlke, J.; Schroetter, E.; Dove, S.; Schick, H.; Niedrich, H.
Pharmazie, 1983 , vol. 38, # 9 p. 591 - 596
