[CH3:1][N:2]1[CH2:8][CH2:7][CH2:6][N:5]([C:9]2[CH:14]=[CH:13][C:12]([N+:15]([O-])=O)=[CH:11][CH:10]=2)[CH2:4][CH2:3]1>C(O)C.[Pd]>[CH3:1][N:2]1[CH2:8][CH2:7][CH2:6][N:5]([C:9]2[CH:14]=[CH:13][C:12]([NH2:15])=[CH:11][CH:10]=2)[CH2:4][CH2:3]1A solution 1-methyl-4-(4-nitrophenyl)-1,4-diazepane in ethanol is hydrogenated overnight at atmospheric pressure over 10% Pd/C. The mixture is filtered through a pad of diatomaceous earth and concentrated under reduced pressure to give 4-(4-methyl-[1,4]-diazepan-1-yl)phenylamine as a dark maroon oil.
Wird geladen…