[CH3:1][O:2][C:3]1[CH:4]=[C:5]([CH:9]=[CH:10][C:11](=[O:13])[CH3:12])[CH:6]=[CH:7][CH:8]=1>CO.[Pd]>[CH3:1][O:2][C:3]1[CH:4]=[C:5]([CH2:9][CH2:10][C:11](=[O:13])[CH3:12])[CH:6]=[CH:7][CH:8]=1A solution of 30.1 g of 4-(3-methoxyphenyl)-3-buten-2-one in 200 ml of MeOH was hydrogenated over 200 mg of 10% palladium on carbon for two hours. The catalyst was filtered and the solvent evaporated in vacuo to give 30.2 g of yellow oily 4-(3-methoxyphenyl)-2-butanone.
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