F[C:2]1[CH:9]=[CH:8][C:5]([C:6]#[N:7])=[CH:4][C:3]=1[N+:10]([O-:12])=[O:11].[C:13]([O:20][CH3:21])(=[O:19])[CH2:14][C:15]([O:17][CH3:18])=[O:16].[H-].[Na+]>CN(C=O)C>[C:6]([C:5]1[CH:8]=[CH:9][C:2]([CH:14]([C:13]([O:20][CH3:21])=[O:19])[C:15]([O:17][CH3:18])=[O:16])=[C:3]([N+:10]([O-:12])=[O:11])[CH:4]=1)#[N:7]To a solution of 4-fluoro-3-nitrobenzonitrile (300 mg) and dimethyl malonate (286 mg) in DMF was added 60% NaH at 0° C., followed by reaction at room temperature to obtain dimethyl (4-cyano-2-nitrophenyl)malonate (198 mg).
Wird geladen…