1: 81 percent / CHCl3; diethyl ether / 0.5 h / -10 °C 2: 87 percent / hydrogen chloride / dioxane; diethyl ether / 0.5 h / 10 °C 3: 75 percent / acetic acid; potassium acetate; H2SO4 / 3 h / 100 °C 4: hydrogen chloride; ethanol / ethyl acetate / 25 h 5: 220 mg / sodium hydroxide / H2O / 2.25 h / 0 - 20 °C View Scheme

1: 91 percent / thionyl chloride / 1 h / 85 °C 2: 81 percent / CHCl3; diethyl ether / 0.5 h / -10 °C 3: 87 percent / hydrogen chloride / dioxane; diethyl ether / 0.5 h / 10 °C 4: 75 percent / acetic acid; potassium acetate; H2SO4 / 3 h / 100 °C 5: hydrogen chloride; ethanol / ethyl acetate / 25 h 6: 220 mg / sodium hydroxide / H2O / 2.25 h / 0 - 20 °C View Scheme

1: 79 percent / 3 h / 110 °C 2: 91 percent / thionyl chloride / 1 h / 85 °C 3: 81 percent / CHCl3; diethyl ether / 0.5 h / -10 °C 4: 87 percent / hydrogen chloride / dioxane; diethyl ether / 0.5 h / 10 °C 5: 75 percent / acetic acid; potassium acetate; H2SO4 / 3 h / 100 °C 6: hydrogen chloride; ethanol / ethyl acetate / 25 h 7: 220 mg / sodium hydroxide / H2O / 2.25 h / 0 - 20 °C View Scheme

1: 21 percent / triethylamine / acetone / 1 h / 0 - 20 °C 2: hydrogen chloride; ethanol / ethyl acetate / 25 h 3: 220 mg / sodium hydroxide / H2O / 2.25 h / 0 - 20 °C View Scheme

1: hydrogen chloride; ethanol / ethyl acetate / 25 h 2: 220 mg / sodium hydroxide / H2O / 2.25 h / 0 - 20 °C View Scheme

1: 75 percent / acetic acid; potassium acetate; H2SO4 / 3 h / 100 °C 2: hydrogen chloride; ethanol / ethyl acetate / 25 h 3: 220 mg / sodium hydroxide / H2O / 2.25 h / 0 - 20 °C View Scheme

1: 87 percent / hydrogen chloride / dioxane; diethyl ether / 0.5 h / 10 °C 2: 75 percent / acetic acid; potassium acetate; H2SO4 / 3 h / 100 °C 3: hydrogen chloride; ethanol / ethyl acetate / 25 h 4: 220 mg / sodium hydroxide / H2O / 2.25 h / 0 - 20 °C View Scheme

1: hydrogen chloride; ethanol / ethyl acetate / 25 h 2: 220 mg / sodium hydroxide / H2O / 2.25 h / 0 - 20 °C View Scheme

hydrogenchloride 0.333333 h; Heating;

ethanol