反应条件
1: 1) NaNO2 2: 72.4 percent / conc. H2SO4 / H2O / 1) 24 h, RT, 2) 48 h, 90 deg C 3: SOCl2 / 8 h / Heating 4: 82 percent / NaOH / toluene / 1 h / 5 - 10 °C View Scheme
参考文献
Poepel; Laban; Faust; Dietz
Die Pharmazie, 1980 , vol. 34, # 5-6 p. 266 - 278
