hydridotetrakis(triphenylphosphine)rhodium (Ph3P)4RhH; oxygen; 1,2-bis-(diphenylphosphino)ethane in chlorobenzene 9 h; Air atmosphereReflux;

triethylamine in dichloromethane

air; palladium diacetate; cesium fluoride; IMes*HBF4 in toluene T=-40 - 120°C;

potassium carbonate in N,N-dimethyl-formamide T=60°C; 3 h;

1: 81 percent / thionyl chloride / 27.7 h / Heating 2: 77 percent / potassium carbonate / dimethylformamide / 3 h / 60 °C View Scheme

1: hydridotetrakis(triphenylphosphine)rhodium (Ph3P)4RhH; 1,2-bis-(diphenylphosphino)ethane / chlorobenzene / 3 h / Inert atmosphere; Reflux 2: hydridotetrakis(triphenylphosphine)rhodium (Ph3P)4RhH; oxygen; 1,2-bis-(diphenylphosphino)ethane / chlorobenzene / 9 h / Air atmosphere; Reflux View Scheme

in water; dimethyl sulfoxide T=25°C; Kinetics;

in water; dimethyl sulfoxide T=25°C; for determination of Hammett plot; Rate constant;

RhH(CO)(PPh3)3; bis(1,2-diphenylphosphino)benzene in 1,3-dimethyl-imidazolidin-2-one T=150°C; 12 h; Inert atmosphere;