[CH3:1][O:2][C:3]1[CH:11]=[CH:10][CH:9]=[CH:8][C:4]=1[CH2:5][C:6]#N.[CH3:12]I.[H-].[Na+].C[N:17]([CH3:20])C=O>>[CH3:1][O:2][C:3]1[CH:11]=[CH:10][CH:9]=[CH:8][C:4]=1[C:5]([C:20]#[N:17])([CH3:12])[CH3:6]By a method analogous to that of Example 3(a), o-methoxybenzyl cyanide was methylated with methyl iodide and sodium hydride in dimethylformamide to give the desired compound in 85% yield.
Wird geladen…