1: hydrogenchloride; N-chloro-succinimide / water; ethyl acetate / 20 °C / Large scale reaction 2: water; ethyl acetate; toluene / 1.5 h / 20 °C / Large scale reaction View Scheme

in diethyl ether

in water; ethyl acetate; toluene T=20°C; 1.5 h; Large scale reaction;