1.1: OsO4; NMO 2.1: 54 percent / cerium ammonium nitrate / acetonitrile / 0.5 h / Heating 3.1: 100 percent / aq. lithium hydroxide / tetrahydrofuran / 1 h / Heating 4.1: lithium aluminum hydride / tetrahydrofuran 5.1: sodium hydride / dimethylsulfoxide / 1 h / 60 °C 5.2: dimethylsulfoxide / 1 h / 100 °C 5.3: 52 percent / aq. hydrochloric acid / diethyl ether / 20 °C View Scheme