1: 45 percent / hydrogen chloride / ethanol / 1.) reflux, 15 min, 2.) 20 deg C 2: 95 percent / sodium hydroxide / ethanol / 0.5 h / Heating 3: 59 percent / 0.25 h / 235 °C View Scheme

1: 45 percent / hydrogen chloride / ethanol / 1.) reflux, 15 min, 2.) 20 deg C 2: 95 percent / sodium hydroxide / ethanol / 0.5 h / Heating 3: 26 percent / Heating 4: 43 percent / lithium aluminium hydride / tetrahydrofuran / 1 h / Heating View Scheme