tri-ruthenium(0)dodecacarbonyl in N,N-dimethyl acetamide; chlorobenzene T=20 - 120°C; Sealed tube; regioselective reaction;

tri-ruthenium(0)dodecacarbonyl; tetra-(n-butyl)ammonium iodide in dimethyl sulfoxide; toluene T=20 - 120°C; 20.08 h; Sealed tube; Overall yield = 58 percentSpectr.; regioselective reaction;