[2-(benzyloxy)phenyl]diphenylphosphane; allyl nickel bromide dimer; Na{[1,3-(CF3)2C6H3]4B} in dichloromethane T=-40°C; P=760 Torr; 23 h; Title compound not separated from byproducts;

{[P(cyclohexyl)3]2RuCl(CO)(3-methylbut-2-enylidene)}BF4 in dichloromethane T=75°C; 22 h;

1,1'-bis-(di-tert-butylphosphino)ferrocene; potassium carbonate; palladium diacetate in tetrahydrofuran 22 h; Heating;

1: 553 mg / POCl3; pyridine 2: [(allyl)NiBr]2; [2-(benzyloxy)phenyl]diphenylphosphane; Na{[1,3-(CF3)2C6H3]4B} / CH2Cl2 / 23 h / -40 °C / 760 Torr View Scheme

1: tetrahydrofuran / -78 - 20 °C 2: 553 mg / POCl3; pyridine 3: [(allyl)NiBr]2; [2-(benzyloxy)phenyl]diphenylphosphane; Na{[1,3-(CF3)2C6H3]4B} / CH2Cl2 / 23 h / -40 °C / 760 Torr View Scheme

1: ethene With (1,4-bis-diphenylphosphinopropane)CoCl2; trimethylaluminum in dichloromethane; toluene 0.0833333 h; Inert atmosphere; 2: 1-vinylcyclohexene in dichloromethane; toluene T=23 - 25°C; 6 h; Inert atmosphere; regioselective reaction;