[CH3:1][O:2][C:3]1[CH:4]=[C:5]([NH:16]C(=O)OCC2C=CC=CC=2)[CH:6]=[CH:7][C:8]=1[CH:9]1[CH2:14][CH2:13][N:12]([CH3:15])[CH2:11][CH2:10]1.C(O)C>[Pd].C1COCC1>[CH3:1][O:2][C:3]1[CH:4]=[C:5]([CH:6]=[CH:7][C:8]=1[CH:9]1[CH2:14][CH2:13][N:12]([CH3:15])[CH2:11][CH2:10]1)[NH2:16]To a mixture of benzyl [3-methoxy-4-(1-methylpiperidin-4-yl)phenyl]carbamate (Preparation Example 464) (1.26 g), ethanol (20 mL) and THF (10 mL), 5% palladium on carbon (0.38 g) was added and stirred overnight at room temperature under a hydrogen atmosphere at normal pressure. After filtration through celite, the filtrate was distilled off under reduced pressure to give 3-methoxy-4-(1-methylpiperidin-4-yl)aniline (0.80 g) as a light pink solid.
Wird geladen…
