tris-(3,6-dioxa-octyl)amine; potassium carbonate in dimethyl sulfoxide T=20°C; 3 h;

1.1: benzene / 3 h / Heating 1.2: 63 percent / hydrochloric acid / benzene / 0.25 h / Heating 2.1: 75 percent / potassium carbonate; tris-(3,6-dioxaoctyl)-amine / dimethylsulfoxide / 3 h / 20 °C View Scheme

tris-(3,6-dioxa-octyl)amine; potassium carbonate T=70°C; 2 h;

1.1: 100 percent / diethyl ether / 5 h / 20 °C 2.1: 97 percent / tetrabutylammonium hydrogen sulfate / CH2Cl2; H2O / 0.03 h 3.1: 0.07 h / 165 - 170 °C / 0.5 Torr 4.1: benzene / 3 h / Heating 4.2: 63 percent / hydrochloric acid / benzene / 0.25 h / Heating 5.1: 75 percent / potassium carbonate; tris-(3,6-dioxaoctyl)-amine / dimethylsulfoxide / 3 h / 20 °C View Scheme