[F:1][C:2]1[CH:7]=[CH:6][C:5]([O:8][CH3:9])=[CH:4][C:3]=1[CH:10]=[CH:11][C:12]([O:14][CH2:15][CH3:16])=[O:13]>C(O)C.[Pd]>[F:1][C:2]1[CH:7]=[CH:6][C:5]([O:8][CH3:9])=[CH:4][C:3]=1[CH2:10][CH2:11][C:12]([O:14][CH2:15][CH3:16])=[O:13]To a solution of ethyl 3-(2-fluoro-5-methoxyphenyl)acrylate (224 mg) in ethanol (50 mL) was added 10% palladium-activated carbon (24 mg), and the mixture was stirred for 15 hr under a hydrogen atmosphere. The reaction mixture was filtered, and the filtrate was concentrated under reduced pressure to give the title compound (208 mg) as a colorless oil. This compound was used for the next step without further purification.
Wird geladen…