1: 175 °C 2: 87 percent / LiAlH4 / diethyl ether / Heating View Scheme

1: 175 °C 2: 87 percent / LiAlH4 / diethyl ether / Heating 3: 74 percent / Ph3PBr2 / CH2Cl2 / 0 - 10 °C View Scheme

1: 1.) 30 min, 150 deg; 2.) in 15 min to 180 deg C 2: H2SO4 / 1 h / Heating 3: 1.) LiAlH4; 2.) HCl / 1.) diethyl ether, 8 h, reflux; 2.) 0 deg C, water 4: pyridine / 1 h / 0 °C 5: LiBr / acetone / 5 h / Heating 7: KOH / ethanol; H2O / 5 h / Heating 8: 83 percent / N2H4*H2O, KOH / bis-(2-hydroxy-ethyl) ether; methanol / 125 deg C, 6 h; 195 deg C, 3 h View Scheme

T=170°C; unter vermindertem Druck;

1: 1.) 30 min, 150 deg; 2.) in 15 min to 180 deg C 2: H2SO4 / 1 h / Heating View Scheme