in ethanol 8 h; Heating;

1.1: 95 percent / BCl3*SMe2 / CH2Cl2 / 0.25 h / 20 °C 2.1: 96 percent / nBu3P / tetrahydrofuran / 3 h / 20 °C 3.1: silica gel / 72 h / 20 °C 3.2: 66 percent / aq. ammonium cerium nitrate / diethyl ether / 1 h / 20 °C 4.1: 80 percent / OsO4; pyridine / 24 h 5.1: 95 percent / H2O2 / tetrahydrofuran / 16 h 6.1: 4 Angstroem molecular sieves 7.1: NaH; pyridine / 1 h / 20 °C View Scheme

1.1: 96 percent / nBu3P / tetrahydrofuran / 3 h / 20 °C 2.1: silica gel / 72 h / 20 °C 2.2: 66 percent / aq. ammonium cerium nitrate / diethyl ether / 1 h / 20 °C 3.1: 80 percent / OsO4; pyridine / 24 h 4.1: 95 percent / H2O2 / tetrahydrofuran / 16 h 5.1: 4 Angstroem molecular sieves 6.1: NaH; pyridine / 1 h / 20 °C View Scheme

1.1: K2CO3 / methanol / 1 h / 20 °C 2.1: 95 percent / BCl3*SMe2 / CH2Cl2 / 0.25 h / 20 °C 3.1: 96 percent / nBu3P / tetrahydrofuran / 3 h / 20 °C 4.1: silica gel / 72 h / 20 °C 4.2: 66 percent / aq. ammonium cerium nitrate / diethyl ether / 1 h / 20 °C 5.1: 80 percent / OsO4; pyridine / 24 h 6.1: 95 percent / H2O2 / tetrahydrofuran / 16 h 7.1: 4 Angstroem molecular sieves 8.1: NaH; pyridine / 1 h / 20 °C View Scheme

1.1: TPAP; NMO; 4 Angstroem molecular sieves / CH2Cl2 / 0.17 h / 20 °C 2.1: K2CO3 / methanol / 1 h / 20 °C 3.1: 95 percent / BCl3*SMe2 / CH2Cl2 / 0.25 h / 20 °C 4.1: 96 percent / nBu3P / tetrahydrofuran / 3 h / 20 °C 5.1: silica gel / 72 h / 20 °C 5.2: 66 percent / aq. ammonium cerium nitrate / diethyl ether / 1 h / 20 °C 6.1: 80 percent / OsO4; pyridine / 24 h 7.1: 95 percent / H2O2 / tetrahydrofuran / 16 h 8.1: 4 Angstroem molecular sieves 9.1: NaH; pyridine / 1 h / 20 °C View Scheme

1.1: 99 percent / LiAlH4 / diethyl ether / 1.5 h / 0 °C 2.1: TPAP; NMO; 4 Angstroem molecular sieves / CH2Cl2 / 0.17 h / 20 °C 3.1: K2CO3 / methanol / 1 h / 20 °C 4.1: 95 percent / BCl3*SMe2 / CH2Cl2 / 0.25 h / 20 °C 5.1: 96 percent / nBu3P / tetrahydrofuran / 3 h / 20 °C 6.1: silica gel / 72 h / 20 °C 6.2: 66 percent / aq. ammonium cerium nitrate / diethyl ether / 1 h / 20 °C 7.1: 80 percent / OsO4; pyridine / 24 h 8.1: 95 percent / H2O2 / tetrahydrofuran / 16 h 9.1: 4 Angstroem molecular sieves 10.1: NaH; pyridine / 1 h / 20 °C View Scheme

1.1: silica gel / 72 h / 20 °C 1.2: 66 percent / aq. ammonium cerium nitrate / diethyl ether / 1 h / 20 °C 2.1: 80 percent / OsO4; pyridine / 24 h 3.1: 95 percent / H2O2 / tetrahydrofuran / 16 h 4.1: 4 Angstroem molecular sieves 5.1: NaH; pyridine / 1 h / 20 °C View Scheme

1: 74 mg / K2CO3 / acetone / 3 h / Heating 2: 9.0 mg / ethanol / 8 h / Heating View Scheme

1: 1.8 g / O2, K / 2-methyl-propan-2-ol / 4 h / Ambient temperature 2: 1.0 g / conc. HCl / 3 h / Heating 3: 1.) SnCl2, conc. HCl; 2.) 50percent KOH / 1.) EtOH, r.t., 1 h; 2.) reflux, 1 h 4: 2 mg / NaBH4, PdCl2 / methanol / 1 h / Ambient temperature 5: 393 mg / BBr3 / CH2Cl2 / 2 h / Ambient temperature 6: 74 mg / K2CO3 / acetone / 3 h / Heating 7: 9.0 mg / ethanol / 8 h / Heating View Scheme

1: SOCl2 / 1 h / Heating 2: AlCl3 / CS2 / 3 h / Heating 3: 1.8 g / O2, K / 2-methyl-propan-2-ol / 4 h / Ambient temperature 4: 1.0 g / conc. HCl / 3 h / Heating 5: 1.) SnCl2, conc. HCl; 2.) 50percent KOH / 1.) EtOH, r.t., 1 h; 2.) reflux, 1 h 6: 2 mg / NaBH4, PdCl2 / methanol / 1 h / Ambient temperature 7: 393 mg / BBr3 / CH2Cl2 / 2 h / Ambient temperature 8: 74 mg / K2CO3 / acetone / 3 h / Heating 9: 9.0 mg / ethanol / 8 h / Heating View Scheme