hydrogen; palladium on activated charcoal in ethyl acetate 0.0833333 h;

1: 70 percent / tetrahydrofuran / 1 h / Heating 2: 1.) BuLi / 1.) THF, hexane, room temp., 30 min, 2.) room temp., 5 min 3: 83 percent / H2 / 5percent Pd/C / ethyl acetate / 0.08 h View Scheme

1: 1.) BuLi / 1.) THF, hexane, room temp., 30 min, 2.) room temp., 5 min 2: 83 percent / H2 / 5percent Pd/C / ethyl acetate / 0.08 h View Scheme

1: benzene / 6 h / Heating 2: 1.) BuLi / 1.) THF, hexane, room temp., 30 min, 2.) room temp., 5 min 3: 83 percent / H2 / 5percent Pd/C / ethyl acetate / 0.08 h View Scheme