[CH3:1][C:2]1[CH:3]=[C:4]([NH:16]C(=O)C)[CH:5]=[CH:6][C:7]=1[C:8]([N:10]1[CH2:15][CH2:14][O:13][CH2:12][CH2:11]1)=[O:9].[OH-].[Na+]>>[CH3:1][C:2]1[CH:3]=[C:4]([CH:5]=[CH:6][C:7]=1[C:8]([N:10]1[CH2:15][CH2:14][O:13][CH2:12][CH2:11]1)=[O:9])[NH2:16]700.0 mg (2.67 mmol) N-[3-methyl-4-(morpholin-4-yl-carbonyl)-phenyl]-acetamide are combined with 7 ml 4-molar sodium hydroxide solution and stirred overnight at 65° C. The reaction mixture is poured onto ice water and extracted with ethyl acetate. The organic phase is dried over magnesium sulphate and evaporated down i. vac.
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