bis-triphenylphosphine-palladium(II) chloride in N,N-dimethyl-formamide T=80°C;

1: 1.) K2CO3 / 1.) DMF, RT, 20 min, 2.) DMF, RT, 20 h 2: 56 percent / bis(triphenylphosphine)palladium(II) chloride / dimethylformamide / 24 h / 80 °C View Scheme

1: 1.) K2CO3 / 1.) DMF, RT, 20 min, 2.) DMF, RT, 20 h 2: 56 percent / bis(triphenylphosphine)palladium(II) chloride / dimethylformamide / 24 h / 80 °C View Scheme