lithium aluminium tetrahydride in diethyl ether 16 h;

lithium aluminium tetrahydride in diethyl ether 5 h; Ambient temperature;

lithium aluminium tetrahydride; aluminium trichloride; (η4 norbornadiene)rhodium(I9 chloride Yield given. Multistep reaction;

1: 1.) lithium p,p'-di-t-butylbipenyl; 2.) NaOH, HCl / 1.) -78 deg C, 5 min; 2.) room temp 2: 97 percent / diethyl ether / 0.5 h / 0 - 100 °C 3: 96 percent / LAH / diethyl ether / 16 h View Scheme