1: With bis(1,5-cyclooctadiene)nickel (0); triphenylphosphine in anhydrous xylene 24 h; Inert atmosphereReflux; 2: With sodium thiomethoxide in methanol T=25°C; Inert atmosphere; regioselective reaction;

1: bis(1,5-cyclooctadiene)nickel (0); tri-n-propyl-phosphine / anhydrous xylene / 24 h / 160 °C / 760.05 Torr / Inert atmosphere 2: sodium thiomethoxide / methanol / 4 h / 25 °C View Scheme