1: With hydrogen; palladium 10 on activated carbon in ethanol T=20°C; P=5171.62 Torr; 72 h; 2: With hydrogenchloride in diethyl ether; ethanol pH=1;

ammonium formate; palladium 10 on activated carbon in methanol; water T=20°C;

hydrogenchloride in 1,4-dioxane; methanol; ethanol

1: With lithium aluminium tetrahydride in tetrahydrofuran T=-20 - 20°C; 2 - 4 h; Heating / reflux; 2: With sodium hydroxide; water; ethyl acetate in tetrahydrofuran 3: With hydrogenchloride in diethyl ether T=0°C;

hydrogenchloride in water; butan-1-ol Product distribution / selectivity;