PdCl2bis(phenylimino)acenaphthene in tetrahydrofuran T=20°C; 2.5 h; Yield given. Yields of byproduct given;

methyllithium; diisopropylamine

n-butyllithium; lithium diisopropyl amide 1.) THF, HMPA, -78 deg C, 20 min; 2.) THF, HMPA, -78 deg C, 50 min; 3.) THF, HMPA, -83 deg C, 5 min; Yield given. Multistep reaction;