iodine cloride in 1,2-dichloro-ethane 0.5 h; Reflux; regioselective reaction;

dichloro bis(acetonitrile) palladium(II) in acetonitrile T=20°C; 6 h; Reflux; regioselective reaction;

1: copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride; triethylamine / tetrahydrofuran / 40 °C / Inert atmosphere 2: dichloro bis(acetonitrile) palladium(II) / acetonitrile / 6 h / 20 °C / Reflux View Scheme

1: copper(l) iodide; bis-triphenylphosphine-palladium(II) chloride; triethylamine / tetrahydrofuran / 40 °C / Inert atmosphere 2: AuBr3 / dichloromethane / 2 h / 20 °C / Reflux View Scheme