1: diisobutylaluminium hydride / diethyl ether / 1 h / -78 °C / |Inert atmosphere 2: sodium tetrahydroborate / tetrahydrofuran; water / 0.5 h / 0 °C / |Inert atmosphere 3: 1H-imidazole; triphenylphosphine; iodine / tetrahydrofuran / 2 h / 20 °C / |Inert atmosphere 4: cerium(III) chloride heptahydrate; sodium iodide / acetonitrile / 20 °C / |Inert atmosphere 5: neat (no solvent) / 2 h / 80 °C / |Inert atmosphere 6: tris-(dibenzylideneacetone)dipalladium(0); diethylamine; 1,2-bis-(diphenylphosphino)ethane / tetrahydrofuran / 20 °C / |Inert atmosphere 7: potassium phosphate / chlorobenzene / 15 h / 90 °C / |Inert atmosphere View Scheme

1: diisobutylaluminium hydride / diethyl ether / 1 h / -78 °C / |Inert atmosphere 2: sodium tetrahydroborate / tetrahydrofuran; water / 0.5 h / 0 °C / |Inert atmosphere 3: 1H-imidazole; triphenylphosphine; iodine / tetrahydrofuran / 2 h / 20 °C / |Inert atmosphere 4: cerium(III) chloride heptahydrate; sodium iodide / acetonitrile / 20 °C / |Inert atmosphere 5: neat (no solvent) / 2 h / 80 °C / |Inert atmosphere 6: tris-(dibenzylideneacetone)dipalladium(0); diethylamine; 1,2-bis-(diphenylphosphino)ethane / tetrahydrofuran / 20 °C / |Inert atmosphere 7: potassium phosphate / chlorobenzene / 15 h / 90 °C / |Inert atmosphere 8: |Inert atmosphere View Scheme