1: 2-Bromo-N,N-dimethylaniline With n-butyllithium in tetrahydrofuran; hexane T=-78 - 0°C; 0.75 h; Inert atmosphereSchlenk technique; 2: chloro-diphenylphosphine in tetrahydrofuran; hexane T=-78 - 0°C; Inert atmosphereSchlenk technique;

n-butyllithium; N,N,N',N,-tetramethylethylenediamine 1.) n-hexane, 2.) n-hexane; Yield given. Multistep reaction;