[CH:1]1([C:4]([C:14]2[CH:19]=[CH:18][C:17]([C:20](=[O:26])[N:21]([CH2:24][CH3:25])[CH2:22][CH3:23])=[CH:16][CH:15]=2)([C:6]2[CH:11]=[CH:10][CH:9]=[C:8]([O:12][CH3:13])[CH:7]=2)O)[CH2:3][CH2:2]1.[BrH:27].O>C(O)(=O)C>[Br:27][CH2:3][CH2:2][CH:1]=[C:4]([C:14]1[CH:19]=[CH:18][C:17]([C:20](=[O:26])[N:21]([CH2:24][CH3:25])[CH2:22][CH3:23])=[CH:16][CH:15]=1)[C:6]1[CH:11]=[CH:10][CH:9]=[C:8]([O:12][CH3:13])[CH:7]=11-Cyclopropyl-1-(4-diethylcarbamoylphenyl)-1-(3-methoxyphenyl)Methanol (90.9 mg) was dissolved in acetic acid (1.8 ml), added with 48% hydrobromic acid (1.8 ml) with ice cooling and stirred at room temperature for 1.5 hours. The reaction mixture was added with water (5 ml) and extracted twice with dichloromethane (5 ml). The organic layer was dried over anhydrous magnesium sulfate, and then the solvent was evaporated under reduced pressure to obtain 102 mg of the title compound. Yield: 95%.
Wird geladen…