1.1: hydrogen / 5 palladium on charcoal / water / 40 - 45 °C / 2068.65 - 2327.23 Torr / Inert atmosphere 2.1: sodium iodide; sodium hydrogencarbonate / 1,1-dimethylpropan-1-ol / 4 h / 75 - 85 °C 3.1: water; sodium carbonate / 1,1-dimethylpropan-1-ol / 16 h / 85 - 88 °C 4.1: sulfuric acid / water; 1,1-dimethylpropan-1-ol / 22 h / 105 °C 4.2: pH 1.5 - 2 5.1: sodium carbonate / sodium iodide / 70 °C View Scheme

hydrogen; acetic acid; palladium 10 on activated carbon in water T=25 - 30°C; P=1810.07 - 2068.65 Torr; 5 h; Product distribution / selectivity;

ammonia; water; sodium hydrogensulfite T=23°C; pH=~ 7 - ~ 9.8; 16 h; Purification / work up;

1.1: hydrogen / 5 palladium on charcoal / water / 40 - 45 °C / 2068.65 - 2327.23 Torr / Inert atmosphere 2.1: sodium iodide; sodium hydrogencarbonate / 1,1-dimethylpropan-1-ol / 4 h / 75 - 85 °C 3.1: water; sodium carbonate / 1,1-dimethylpropan-1-ol / 16 h / 85 - 88 °C 4.1: sulfuric acid / water; 1,1-dimethylpropan-1-ol / 22 h / 105 °C 4.2: pH 1.5 - 2 View Scheme