potassium hydroxide

1: aq. KOH 2: 150 - 160 °C / 0 Torr View Scheme

[Rh(acac)2(CO)2]; N-(3-diphenylphosphanylbenzoyl)guanidine; hydrogen in dichloromethane T=40°C; P=11251.1 Torr; 29 h; Autoclave; chemoselective reaction;

1: HCl 2: H2 / PtO2 / acetic acid View Scheme

1: HCl 2: H2 / PtO2 / acetic acid 3: LiAlH4 / diethyl ether View Scheme

1: 55 percent / 60percent H2SO4 / 2.5 h / 130 °C 2: 70 percent / polyphosphoric acid / 2.5 h / 100 °C 3: 22.5 g / 15percent methanolic HCl / 30 h / Ambient temperature View Scheme

1: 55 percent / 60percent H2SO4 / 2.5 h / 130 °C 2: 70 percent / polyphosphoric acid / 2.5 h / 100 °C 3: 22.5 g / 15percent methanolic HCl / 30 h / Ambient temperature 4: 9.62 g / NaBH4 / methanol / 2 h / Ambient temperature 5: 9.8 g / pyridine 6: 7.8 g / NaOH/85percent aq. MeOH / 2.5 h / Heating 7: 6.2 g / Jones' reagent / acetone / 0.5 h / 0 - 5 °C 8: 0.18 g / diethyl ether View Scheme

diethyl ether T=0°C;

hydrogenchloride

1: 55 percent / 60percent H2SO4 / 2.5 h / 130 °C 2: 70 percent / polyphosphoric acid / 2.5 h / 100 °C 3: 22.5 g / 15percent methanolic HCl / 30 h / Ambient temperature 4: 9.62 g / NaBH4 / methanol / 2 h / Ambient temperature 5: 35 percent / t-butyl chromate / CCl4 / 24 h / Heating 6: 3.25 g / aluminium isopropoxide / propan-2-ol / 6 h / Heating 7: 3.2 g / POCl3 / benzene / 2.5 h / Ambient temperature 8: 1.86 g / NaOH / methanol; H2O / 2 h / Heating 9: 1.6 g / Jones' reagent / acetone / 0.17 h / -10 °C 10: 0.96 g / diethyl ether 11: 0.28 g / AcOH-water-THF (60:25:15) / 8 h / Ambient temperature View Scheme