[O:1]1[CH2:6][CH2:5][N:4]([CH2:7][CH2:8][CH2:9][NH2:10])[CH2:3][CH2:2]1.[CH3:11][C:12]1([CH3:21])[CH2:17][C:16](=O)[CH2:15][C:14]([CH3:20])([CH3:19])[NH:13]1>CO>[CH3:11][C:12]1([CH3:21])[CH2:17][CH:16]([NH:10][CH2:9][CH2:8][CH2:7][N:4]2[CH2:5][CH2:6][O:1][CH2:2][CH2:3]2)[CH2:15][C:14]([CH3:20])([CH3:19])[NH:13]1288.4 g (2 mol) of 3-morpholinopropylamine, 310.5 g (2 mol) of 2,2,6,6-tetramethyl-4-piperidone and 300 ml of methanol are introduced into a 2 litre autoclave; 15 g of 5% Pt-on-carbon are added, and hydrogenation is carried out at 60 bar and 60° C. until the absorption of hydrogen ceases (about 15 hours).
Wird geladen…