N,N,N',N',N'',N''-hexamethylphosphoric triamide; copper(l) iodide; triethylamine Multistep reaction;

N,N,N',N',N'',N''-hexamethylphosphoric triamide; copper(l) iodide; ethylamine 1.) THF, from -50 deg C to -40 deg C, 2 h, 2.) from -40 deg C to RT, 1 h; Multistep reaction;

Multistep reaction;

1) THF, -40 deg C, 2 h, 2) silylation 15 min; Yield given. Multistep reaction;