hydrogenchloride; lithium diisopropyl amide 1.) THF, hexane, Et2O, -80 deg C, 0.5 h; 2.) -25 deg C, 0.6 h; Yield given. Multistep reaction;

lithium diisopropyl amide 1.) THF, - 78 deg C, 0.5 h, 2.) THF, - 78 deg C; Yield given. Multistep reaction;