N-bromosuccinmide; sodium hydrogencarbonate in tetrachloromethane; hexane; ethyl acetate

potassium fluoride; copper monoiodide in diethyl ether; water; N,N-dimethyl-formamide

1: C13H20ClN3 With methyl iodide T=110°C; Inert atmosphere; 2: (trifluoromethyl)-trimethylsilane With potassium fluoride; copper(l) iodide in 1-methyl-pyrrolidin-2-one T=60°C; 16 h; Inert atmosphere;

hydrogen fluoride T=110°C; 6 h; Yield given. Yields of byproduct given;