1: ammonium formate; zinc / methanol; isopropyl alcohol / 0.33 h 2: hydrogen / 11 h / 20 °C 3: triethylamine; sodium iodide / 1,4-dioxane / 7 h / 120 °C 4: sodium nitrite / water; acetic acid; ethyl acetate / 30 °C 5: N-ethyl-N,N-diisopropylamine / dichloromethane / 16 h 6: hydrogenchloride; water / methanol / 1 h View Scheme

hydrogen; 10 wt platinum on carbon in ethyl acetate T=20 - 40°C; P=2250.23 Torr; 0.5 - 2.5 h; Product distribution / selectivity;