hydrogenchloride; diisobutylaluminium hydride 1) a) hexane/CH2Cl2, -25 deg C, 10 min, b) rt, 30 min, 2) 0 deg C, 20 min; Yield given. Multistep reaction;

hydrogenchloride 1.) CH2Cl2, hexane, 0 deg C, 10 min; 45 min room temperature, 2.) 0 deg C, diethyl ether; Yield given. Multistep reaction. Yields of byproduct given;

hydrogenchloride in hexane; dichloromethane T=0°C; further organoalanes, various hydrolysis conditions; Product distribution;

1: 80 percent / nickel tetrakis (triphenylphosphine) / hexane; benzene / 6 h / 20 °C / further catalyst: palladium tetrakis (triphenylphosphine) 2: 79 percent / n-butylamine / palladium tetrakis (triphenylphosphine), copper iodide / benzene / 10 h / Ambient temperature View Scheme

1: 80 percent / nickel tetrakis (triphenylphosphine) / hexane; benzene / 6 h / 20 °C / further catalyst: palladium tetrakis (triphenylphosphine) 2: 79 percent / n-butylamine / palladium tetrakis (triphenylphosphine), copper iodide / benzene / 10 h / Ambient temperature 3: 75 percent / diisoamylborane View Scheme

1: 80 percent / nickel tetrakis (triphenylphosphine) / hexane; benzene / 6 h / 20 °C / further catalyst: palladium tetrakis (triphenylphosphine) 2: 79 percent / n-butylamine / palladium tetrakis (triphenylphosphine), copper iodide / benzene / 10 h / Ambient temperature 3: 75 percent / diisoamylborane View Scheme

Ni(PPh3)4

Ni(PPh3)4

1: 80 percent / nickel tetrakis (triphenylphosphine) / hexane; benzene / 6 h / 20 °C / further catalyst: palladium tetrakis (triphenylphosphine) 2: 79 percent / n-butylamine / palladium tetrakis (triphenylphosphine), copper iodide / benzene / 10 h / Ambient temperature 3: 75 percent / diisoamylborane View Scheme