C[O:2][C:3]([C:5]1[CH:10]=[CH:9][C:8]([C:11]2[CH:16]=[CH:15][C:14]([F:17])=[CH:13][CH:12]=2)=[C:7]([O:18][CH3:19])[CH:6]=1)=O.[H-].[H-].[H-].[H-].[Li+].[Al+3]>CCOCC>[F:17][C:14]1[CH:13]=[CH:12][C:11]([C:8]2[CH:9]=[CH:10][C:5]([CH2:3][OH:2])=[CH:6][C:7]=2[O:18][CH3:19])=[CH:16][CH:15]=14′-Fluoro-2-methoxy-biphenyl-4-carboxylic acid methyl ester (220 mg, 0.85 mmol) is allowed to dissolve in ether and cooled. LiAlH4 (80 mg, 2.12 mmol) is then added and the suspension is then stirred overnight. After aqueous work up, the alcohol is isolated and used directly in the next step.
Wird geladen…