hydrogenchloride; palladium on activated charcoal; hydrogen in ethanol T=35°C; P=2585.7 Torr; 21 h;

1: 5 N HCl, sodium cyanoborohydride, 3 A molecular sieves / methanol / 72 h / Ambient temperature 2: 3.5 g / 4 h / Heating 3: 76 percent / conc. HCl, 10percent Pd/C, H2 / ethanol / 21 h / 35 °C / 2585.7 Torr View Scheme

1: 5 N HCl, sodium cyanoborohydride, 3 A molecular sieves / methanol / 72 h / Ambient temperature 2: 3.5 g / 4 h / Heating 3: 76 percent / conc. HCl, 10percent Pd/C, H2 / ethanol / 21 h / 35 °C / 2585.7 Torr View Scheme

1: 3.5 g / 4 h / Heating 2: 76 percent / conc. HCl, 10percent Pd/C, H2 / ethanol / 21 h / 35 °C / 2585.7 Torr View Scheme

1: sodium borohydride / methanol / 17 h / 50 °C 2: 3.5 g / 4 h / Heating 3: 76 percent / conc. HCl, 10percent Pd/C, H2 / ethanol / 21 h / 35 °C / 2585.7 Torr View Scheme