ammonium hydroxide

1: NH3 / dioxane 2: lithium aluminum hydride / tetrahydrofuran / Heating View Scheme

1.1: diethyl ether / 0 °C 2.1: lithium aluminium tetrahydride / tetrahydrofuran / 4 h / 20 °C 3.1: 1H-imidazole / N,N-dimethyl-formamide / 3 h / 0 - 20 °C 4.1: sodium hydride / tetrahydrofuran; mineral oil / 1.25 h / 0 - 20 °C 4.2: 20 °C 5.1: tetrabutyl ammonium fluoride / 24 h View Scheme

1: diethyl ether / 0 - 20 °C / |Inert atmosphere 2: lithium aluminium tetrahydride / tetrahydrofuran / 2 h / 0 - 80 °C / |Inert atmosphere View Scheme

in diethyl ether T=0 - 20°C; Inert atmosphere;