1.1: triethylamine / dichloromethane / 0.17 h 1.2: 1 h / 20 °C 2.1: osmium(VIII) oxide; 2,6-dimethylpyridine; sodium periodate / 1,4-dioxane / 2 h 3.1: magnesium; iodine / tetrahydrofuran / 0.5 h / 20 °C / |Inert atmosphere 3.2: 2 h / 0 °C / |Inert atmosphere 4.1: triethylamine / dichloromethane / 1 h / 0 °C / |Inert atmosphere 5.1: lithium aluminium tetrahydride / tetrahydrofuran / 1 h / 0 °C 6.1: trimethylsilyl trifluoromethanesulfonate; sodium hydrogencarbonate / dichloromethane / 1 h / 20 °C View Scheme

1.1: osmium(VIII) oxide; 2,6-dimethylpyridine; sodium periodate / 1,4-dioxane / 2 h 2.1: magnesium; iodine / tetrahydrofuran / 0.5 h / 20 °C / |Inert atmosphere 2.2: 2 h / 0 °C / |Inert atmosphere 3.1: triethylamine / dichloromethane / 1 h / 0 °C / |Inert atmosphere 4.1: lithium aluminium tetrahydride / tetrahydrofuran / 1 h / 0 °C 5.1: trimethylsilyl trifluoromethanesulfonate; sodium hydrogencarbonate / dichloromethane / 1 h / 20 °C View Scheme

1.1: copper(II) sulfate / dichloromethane / 24 h / 23 °C 2.1: dichloromethane; diethyl ether / 1 h / -78 °C / |Inert atmosphere 3.1: sodium hydride / N,N-dimethyl-formamide / 6 h / 0 - 20 °C 4.1: sodium hydride; hydrogenchloride / methanol; water; 1,4-dioxane / 0.5 h / 0 - 20 °C 5.1: triethylamine / dichloromethane / 0.17 h 5.2: 1 h / 20 °C 6.1: osmium(VIII) oxide; 2,6-dimethylpyridine; sodium periodate / 1,4-dioxane / 2 h 7.1: magnesium; iodine / tetrahydrofuran / 0.5 h / 20 °C / |Inert atmosphere 7.2: 2 h / 0 °C / |Inert atmosphere 8.1: triethylamine / dichloromethane / 1 h / 0 °C / |Inert atmosphere 9.1: lithium aluminium tetrahydride / tetrahydrofuran / 1 h / 0 °C 10.1: trimethylsilyl trifluoromethanesulfonate; sodium hydrogencarbonate / dichloromethane / 1 h / 20 °C View Scheme

1: trichlorophosphate 2: formic acid; triethylamine; [RuCl(η6-p-cymene)(N-tosyl-1,2-diphenylethylenediamine)] / ethyl acetate / 40 h / 23 °C / |Large scale View Scheme