The electrooxidation of several 1-methylimidazoles was performed in MeOH that contains NaCN at a platinum anode in a divided cell. Replacement of an aromatic hydrogen by a cyano group occurred. With 1,2,4,5-tetramethylimidazole, the 2,5-addition of cyano groups to the imidazole ring was achieved, and besides side-chain substitution occurred concurrently.
几种 1-甲基
咪唑的电氧化在含有 NaCN 的 MeOH 中进行,在分离式电池的
铂阳极上进行。芳族氢被
氰基取代。使用1,2,4,5-四甲基
咪唑,实现了
氰基向
咪唑环的2,5-加成,并且同时发生侧链取代。