hydrogenchloride in 1,4-dioxane 2 h; Heating;

1: 80 percent / AlCl3 / 1,2-dichloro-ethane / 1 h / Heating 2: 92.1 percent / NaHCO3 / H2O / 0.17 h / Heating 3: 91.0 g / SOCl2 / 1,2-dichloro-ethane / 1 h / Heating 4: 33.4 percent / Et3N / CH2Cl2 / 1 h / Ambient temperature 5: 85.5 percent / concd. HCl / dioxane / 2 h / Heating View Scheme

1: 92.1 percent / NaHCO3 / H2O / 0.17 h / Heating 2: 91.0 g / SOCl2 / 1,2-dichloro-ethane / 1 h / Heating 3: 33.4 percent / Et3N / CH2Cl2 / 1 h / Ambient temperature 4: 85.5 percent / concd. HCl / dioxane / 2 h / Heating View Scheme

1: 33.4 percent / Et3N / CH2Cl2 / 1 h / Ambient temperature 2: 85.5 percent / concd. HCl / dioxane / 2 h / Heating View Scheme

1: 91.0 g / SOCl2 / 1,2-dichloro-ethane / 1 h / Heating 2: 33.4 percent / Et3N / CH2Cl2 / 1 h / Ambient temperature 3: 85.5 percent / concd. HCl / dioxane / 2 h / Heating View Scheme

1: 62.7 percent / (NH4)2CO3 / H2O / 65-70 deg C, 24 h then 90 deg C, 1 h 2: 97.1 percent / concd. H2SO4 / benzene / 5 h / Heating View Scheme

(NH4)2CO3 in water 65-70 deg C, 24 h then 90 deg C, 1 h;