1: 1.) sodium hydroxide; 2.) 6 N HCl / 1.) H2O, 60 deg C, 2 h; 2.) H2O, reflux, 1 h 2: aluminium isopropoxide, mercuric chloride, isopropanol / 6 h / 110 °C View Scheme

hydrogenchloride; water; sodium 1.) ethanol, 0 deg C, 2.) water, 75 - 80 deg C, 2 h; Yield given. Multistep reaction;