1: bis(trimethylsilyl)peroxide; LDA / tetrahydrofuran / 4 h / -40 °C 2: 27.9 mg / tetrahydrofuran / 2 h / -40 - 20 °C 3: 90 percent / H2 / Pd/C / methanol / 17 h / 25 °C / atmospheric pressure 4: 69 percent / NMO; TPAP; 4 Angstroem molecular sieves / CH2Cl2 / 0 - 25 °C 5: 69 percent / Lawesson's reagent / toluene / 4 h / Heating 6: 61 percent / Raney Ni / tetrahydrofuran / 2 h / 25 °C 7: 82 percent / H2; aq. HCl / PtO2 / methanol / 2 h / 25 °C / 2068.59 - 2327.17 Torr 8: 98 percent / Bu4NF / tetrahydrofuran / 0 - 25 °C 9: 62 percent / PPh3 / acetonitrile; CCl4 / 1 h / 70 °C 10: 43 percent / AlCl3; bis(2-methoxyethoxy)aluminium hydride / tetrahydrofuran 11: 83 percent / NaOAc / 2 h / 25 °C View Scheme

1: bis(trimethylsilyl)peroxide; LDA / tetrahydrofuran / 4 h / -40 °C 2: 27.9 mg / tetrahydrofuran / 2 h / -40 - 20 °C 3: 90 percent / H2 / Pd/C / methanol / 17 h / 25 °C / atmospheric pressure 4: 69 percent / NMO; TPAP; 4 Angstroem molecular sieves / CH2Cl2 / 0 - 25 °C 5: 69 percent / Lawesson's reagent / toluene / 4 h / Heating 6: 61 percent / Raney Ni / tetrahydrofuran / 2 h / 25 °C 7: 82 percent / H2; aq. HCl / PtO2 / methanol / 2 h / 25 °C / 2068.59 - 2327.17 Torr 8: 98 percent / Bu4NF / tetrahydrofuran / 0 - 25 °C 9: 62 percent / PPh3 / acetonitrile; CCl4 / 1 h / 70 °C 10: 43 percent / AlCl3; bis(2-methoxyethoxy)aluminium hydride / tetrahydrofuran View Scheme