hydrogenchloride; H2; sodium hydroxide in water

1: Hg(OAc)2 / 43 h / 210 °C / in a sealed tube 2: silver(I) oxide / aq. ethanol / 0.33 h 3: hydrogen / platinum oxide / methanol / 0.5 h / 760 Torr / Ambient temperature 4: 1.) KOH / 1.) EtOH, 43 h reflux; 2.) 10 h room temperature View Scheme

1: silver(I) oxide / aq. ethanol / 0.33 h 2: hydrogen / platinum oxide / methanol / 0.5 h / 760 Torr / Ambient temperature 3: 1.) KOH / 1.) EtOH, 43 h reflux; 2.) 10 h room temperature View Scheme

1: hydrogen / platinum oxide / methanol / 0.5 h / 760 Torr / Ambient temperature 2: 1.) KOH / 1.) EtOH, 43 h reflux; 2.) 10 h room temperature View Scheme

potassium hydroxide 1.) EtOH, 43 h reflux; 2.) 10 h room temperature; Yield given. Multistep reaction;

in diethyl ether 0.666667 h;