Reaction of phenylhydrazines with arenes in the presence of aluminium trichloride
作者:Atsushi Ohwada、Shigeru Nara、Takeshi Sakamoto、Yasuo Kikugawa
DOI:10.1039/b103802h
日期:2001.11.15
Phenylnitrenium ions are generated from phenylhydrazines by treatment with AlCl3. Reaction of a phenylnitrenium ion with arenes results in both aromatic N-substitution and C-substitution. In contrast, an N-methylphenylnitrenium ion undergoes exclusively aromatic C-substitution. Reaction of a phenylnitrenium ion with arenes present only in slight excess produces anilinated products in moderate to good
苯基氮离子是由 苯肼通过用AlCl 3处理。苯基硝酸根离子与竞技场 导致同时芳香 N取代和C替代。相反,N-甲基苯基氮鎓离子仅经历芳族C取代。苯基硝酸根离子与竞技场 仅少量过量存在的苯胺产品会以中等到良好的产率产生苯胺化的产品。