[CH3:1][Sn](C)(C)C.[OH:6][C:7]1[C:16]2[C:11](=[C:12]([NH2:17])[CH:13]=[CH:14][CH:15]=2)[C:10](Br)=[CH:9][N:8]=1>>[OH:6][C:7]1[C:16]2[C:11](=[C:12]([NH2:17])[CH:13]=[CH:14][CH:15]=2)[C:10]([CH3:1])=[CH:9][N:8]=1According to the method of Example 106, Step A, a methylation reaction with tetramethyltin was performed by using Intermediate 138 to obtain the title compound.
Wird geladen…