1: 59.5 percent / NaOH / tetrabutylammonium bromide / toluene; H2O / 10 h / 100 °C 2: 85.1 percent / aq. HCl; ethanol / 0.5 h / Heating View Scheme

hydrogenchloride; ethanol 0.5 h; Heating;

lithium aluminium tetrahydride in diethyl ether 0.5 h; Reflux;