1: potassium carbonate / acetone / 20 °C / Inert atmosphere 2: diethylaluminium chloride / hexane / 2 h / 20 °C / Inert atmosphere 3: boron tribromide / dichloromethane / 0.42 h / 20 °C / Inert atmosphere 4: palladium 10 on activated carbon; hydrogen / methanol / 2 h / 20 °C / 3102.97 Torr / Inert atmosphere View Scheme

1: toluene-4-sulfonic acid / methanol / 5 h / 20 °C 2: potassium carbonate / acetone / 20 °C / Inert atmosphere 3: diethylaluminium chloride / hexane / 2 h / 20 °C / Inert atmosphere 4: boron tribromide / dichloromethane / 0.42 h / 20 °C / Inert atmosphere 5: palladium 10 on activated carbon; hydrogen / methanol / 2 h / 20 °C / 3102.97 Torr / Inert atmosphere View Scheme

1: diethylaluminium chloride / hexane / 2 h / 20 °C / Inert atmosphere 2: boron tribromide / dichloromethane / 0.42 h / 20 °C / Inert atmosphere 3: palladium 10 on activated carbon; hydrogen / methanol / 2 h / 20 °C / 3102.97 Torr / Inert atmosphere View Scheme

1: boron tribromide / dichloromethane / 0.42 h / 20 °C / Inert atmosphere 2: palladium 10 on activated carbon; hydrogen / methanol / 2 h / 20 °C / 3102.97 Torr / Inert atmosphere View Scheme

1: bromine / acetic acid / 18 h / 20 °C 2: dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II) dichloromethane adduct; sodium carbonate / ethylene glycol dimethyl ether; water / 18 h / 80 °C / Inert atmosphere 3: toluene-4-sulfonic acid / methanol / 5 h / 20 °C 4: potassium carbonate / acetone / 20 °C / Inert atmosphere 5: diethylaluminium chloride / hexane / 2 h / 20 °C / Inert atmosphere 6: boron tribromide / dichloromethane / 0.42 h / 20 °C / Inert atmosphere 7: palladium 10 on activated carbon; hydrogen / methanol / 2 h / 20 °C / 3102.97 Torr / Inert atmosphere View Scheme

1: dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II) dichloromethane adduct; sodium carbonate / ethylene glycol dimethyl ether; water / 18 h / 80 °C / Inert atmosphere 2: toluene-4-sulfonic acid / methanol / 5 h / 20 °C 3: potassium carbonate / acetone / 20 °C / Inert atmosphere 4: diethylaluminium chloride / hexane / 2 h / 20 °C / Inert atmosphere 5: boron tribromide / dichloromethane / 0.42 h / 20 °C / Inert atmosphere 6: palladium 10 on activated carbon; hydrogen / methanol / 2 h / 20 °C / 3102.97 Torr / Inert atmosphere View Scheme

1.1: pyridine / dichloromethane; toluene / 1 h / -78 - 20 °C / Inert atmosphere 2.1: boron tribromide / dichloromethane / 0.5 h / 20 °C / Inert atmosphere 3.1: sodium hydride / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere 3.2: 1 h / Inert atmosphere 4.1: sodium hydroxide / 1,4-dioxane; water / 2 h / 60 °C 5.1: sodium periodate / methanol / 0.75 h / Cooling with ice 6.1: carbon tetrabromide; potassium carbonate; triphenylphosphine / dichloromethane / 0.25 h / 10 °C / Inert atmosphere 7.1: palladium 10 on activated carbon; hydrogen / methanol / 2 h / 20 °C / 3102.97 Torr / Inert atmosphere View Scheme

1.1: sodium hydride / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere 1.2: 1 h / Inert atmosphere 2.1: sodium hydroxide / 1,4-dioxane; water / 2 h / 60 °C 3.1: sodium periodate / methanol / 0.75 h / Cooling with ice 4.1: carbon tetrabromide; potassium carbonate; triphenylphosphine / dichloromethane / 0.25 h / 10 °C / Inert atmosphere 5.1: palladium 10 on activated carbon; hydrogen / methanol / 2 h / 20 °C / 3102.97 Torr / Inert atmosphere View Scheme

1: sodium hydroxide / 1,4-dioxane; water / 2 h / 60 °C 2: sodium periodate / methanol / 0.75 h / Cooling with ice 3: carbon tetrabromide; potassium carbonate; triphenylphosphine / dichloromethane / 0.25 h / 10 °C / Inert atmosphere 4: palladium 10 on activated carbon; hydrogen / methanol / 2 h / 20 °C / 3102.97 Torr / Inert atmosphere View Scheme

1.1: osmium(VIII) oxide; 4-methylmorpholine N-oxide / water; acetone; tert-butyl alcohol / 24 h / 20 °C / Inert atmosphere 2.1: pyridine / dichloromethane; toluene / 1 h / -78 - 20 °C / Inert atmosphere 3.1: boron tribromide / dichloromethane / 0.5 h / 20 °C / Inert atmosphere 4.1: sodium hydride / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere 4.2: 1 h / Inert atmosphere 5.1: sodium hydroxide / 1,4-dioxane; water / 2 h / 60 °C 6.1: sodium periodate / methanol / 0.75 h / Cooling with ice 7.1: carbon tetrabromide; potassium carbonate; triphenylphosphine / dichloromethane / 0.25 h / 10 °C / Inert atmosphere 8.1: palladium 10 on activated carbon; hydrogen / methanol / 2 h / 20 °C / 3102.97 Torr / Inert atmosphere View Scheme