[O:1]=[C:2]1[C:10]2[C:5](=[CH:6][CH:7]=[CH:8][CH:9]=2)[C:4](=[O:11])[N:3]1[CH2:12][CH2:13][N:14]([C:22]1[CH:27]=[CH:26][C:25]([F:28])=[CH:24][CH:23]=1)[C:15]([N:17]1[CH:21]=[CH:20][N:19]=[CH:18]1)=[O:16].[CH3:29][I:30]>C(#N)C>[I-:30].[O:11]=[C:4]1[C:5]2[C:10](=[CH:9][CH:8]=[CH:7][CH:6]=2)[C:2](=[O:1])[N:3]1[CH2:12][CH2:13][N:14]([C:22]1[CH:23]=[CH:24][C:25]([F:28])=[CH:26][CH:27]=1)[C:15]([N:17]1[CH:21]=[CH:20][N+:19]([CH3:29])=[CH:18]1)=[O:16]To a 50 mL round-bottomed flask was added N-(2-(1,3-dioxoisoindolin-2-yl)ethyl)-N-(4-fluorophenyl)-1H-imidazole-1-carboxamide (110 mg, 291 μmol, from step 2), acetonitrile (2 mL), methyl iodide (72.4 μl, 1163 μmol, Aldrich). The reaction mixture was stirred at RT for 24 h. The solvent was removed in vacuo to give the product (151 mg, 99.8% yield), which was used for the next step reaction without purification.
Wird geladen…