[F:1][C:2]1[CH:3]=[C:4]([CH:18]=[CH:19][CH:20]=1)[CH2:5][O:6][C:7]1[CH:12]=[CH:11][C:10]([CH:13]=[CH:14][C:15](Cl)=[O:16])=[CH:9][CH:8]=1.[CH3:21][NH2:22]>ClCCl.O>[F:1][C:2]1[CH:3]=[C:4]([CH:18]=[CH:19][CH:20]=1)[CH2:5][O:6][C:7]1[CH:12]=[CH:11][C:10]([CH:13]=[CH:14][C:15]([NH:22][CH3:21])=[O:16])=[CH:9][CH:8]=1500 mg (1.72 mmol) of the crude 3-[4-(3-fluoro-benzyloxy)-phenyl]-acryloyl chloride is dissolved in 2 ml dichloromethane and 0.4 ml of a 41% solution of methylamine in water is added. The reaction mixture is heated under reflux for about 3 hours, cooled, filtered and washed with cold dichloromethane to yield 149 mg (30%) of a colorless solid. MS: m/e=286.2 (M+).
Wird geladen…