[F:1][C:2]([F:25])([F:24])[C:3]1[CH:4]=[C:5]([CH:21]=[CH:22][CH:23]=1)[O:6][C:7]1[CH:12]=[CH:11][C:10]([NH:13][NH:14][C:15]([O:17][CH:18]([CH3:20])[CH3:19])=[O:16])=[CH:9][CH:8]=1.[CH3:26]I>>[CH3:26][N:13]([C:10]1[CH:11]=[CH:12][C:7]([O:6][C:5]2[CH:21]=[CH:22][CH:23]=[C:3]([C:2]([F:24])([F:25])[F:1])[CH:4]=2)=[CH:8][CH:9]=1)[NH:14][C:15]([O:17][CH:18]([CH3:20])[CH3:19])=[O:16]The product (0.4 g) of Step 4 of Example 1 was heated in methyl iodide (5 mL) at reflux for 1 day and then concentrated under reduced pressure to give a red oil (0.5 g).
Wird geladen…