1: 100 percent / azoisobutyronitrile / 6 h / -20 °C / Irradiation 2: 95 percent / HCl-gas / 12 h 3: 95 percent / LiAlH4 / diethyl ether / 0.33 h / Ambient temperature 4: 65 percent / PBr3 / pyridine; diethyl ether / 1.) -30 deg C, 3h, 2.) 12h, 25 deg C 5: 56 percent / sodium azide / 2-ethoxy-ethanol; H2O / 24 h / 90 °C 6: 95 percent / lithium tetrahydroaluminate / diethyl ether / 0.33 h / Ambient temperature View Scheme

1: 95 percent / LiAlH4 / diethyl ether / 0.33 h / Ambient temperature 2: 65 percent / PBr3 / pyridine; diethyl ether / 1.) -30 deg C, 3h, 2.) 12h, 25 deg C 3: 56 percent / sodium azide / 2-ethoxy-ethanol; H2O / 24 h / 90 °C 4: 95 percent / lithium tetrahydroaluminate / diethyl ether / 0.33 h / Ambient temperature View Scheme

1: 56 percent / sodium azide / 2-ethoxy-ethanol; H2O / 24 h / 90 °C 2: 95 percent / lithium tetrahydroaluminate / diethyl ether / 0.33 h / Ambient temperature View Scheme

1: 95 percent / HCl-gas / 12 h 2: 95 percent / LiAlH4 / diethyl ether / 0.33 h / Ambient temperature 3: 65 percent / PBr3 / pyridine; diethyl ether / 1.) -30 deg C, 3h, 2.) 12h, 25 deg C 4: 56 percent / sodium azide / 2-ethoxy-ethanol; H2O / 24 h / 90 °C 5: 95 percent / lithium tetrahydroaluminate / diethyl ether / 0.33 h / Ambient temperature View Scheme

1: methanol 2: chloroform; thionyl chloride 3: dimethylformamide 4: ethanol; hydrazine hydrate View Scheme

1: dimethylformamide 2: ethanol; hydrazine hydrate View Scheme

dicyclohexyl-carbodiimide in tetrahydrofuran 12 h; Ambient temperature;

chloroform; sodium hydrogencarbonate

in benzene T=25°C; 0.166667 h;