tri-ruthenium(0)dodecacarbonyl; tetra-(n-butyl)ammonium iodide in dimethyl sulfoxide; toluene T=20 - 120°C; 6.08 h; Sealed tube; Reagent/catalystSolventTemperature; Overall yield = 89 percent; regioselective reaction;

diisopropylamine; trichlorophosphate in chloroform T=0 - 20°C; Inert atmosphere;

tri-ruthenium(0)dodecacarbonyl; tetra-(n-butyl)ammonium iodide in dimethyl sulfoxide; toluene T=20 - 120°C; 6.08 h; Sealed tube; Reagent/catalystSolventTemperature; Overall yield = 89 percent; regioselective reaction;

1.1: sodium hydride / tetrahydrofuran; mineral oil / 0.17 h 1.2: 0.5 h 2.1: tri-ruthenium(0)dodecacarbonyl; tetra-(n-butyl)ammonium iodide / toluene; dimethyl sulfoxide / 12.08 h / 20 - 120 °C / |Sealed tube View Scheme