N-benzyl-N,N,N-triethylammonium chloride; potassium carbonate in 1,4-dioxane T=80 - 85°C; 6 h;

1.1: potassium carbonate; N-benzyl-N,N,N-triethylammonium chloride / 1,4-dioxane / 6 h / 80 - 85 °C 2.1: trifluoroacetic acid / dichloromethane / 2 h / 20 - 25 °C 2.2: pH 8.5 - 9.2 3.1: hydrogen; palladium 10 on activated carbon / ethanol / 0.58 h / 20 - 25 °C / 2068.65 Torr View Scheme

4-(N,N-dimethlyamino)pyridine; triethylamine in dichloromethane T=20°C; 2 h; Schlenk technique;