C([N:8]1[CH2:15][CH2:14][CH:13]2[CH:9]1[CH2:10][N:11]([CH3:16])[CH2:12]2)C1C=CC=CC=1>C(O)C.[Pd]>[CH3:16][N:11]1[CH2:10][CH:9]2[CH:13]([CH2:14][CH2:15][NH:8]2)[CH2:12]110.3 g (47.6 mmol) of 2-benzyl-7-methyl-2,7 -diazabicyclo[3.3.0]octane in 200 ml of ethanol are hydrogenated at 100° C. and 100 bar on 2.5 g of palladium-active carbon (10% Pd). The catalyst is filtered off with suction, the filtrate is concentrated and the residue is distilled.
Wird geladen…