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

sulfuric acid; potassium acetate; acetic acid T=100°C; 3 h;