希夫碱
希夫碱(英語:),或译为席夫碱、施夫碱、偶氮甲碱(Azomethine),是一类在氮原子上连有烷基或芳基的较稳定的亚胺,名字来源于化学家雨果·希夫。[1]它的通式为R1R2C=N-R3,R3为芳基或烷基,不能是氢。
芳香的希夫碱通常由芳香胺先与羰基化合物(醛、酮)发生亲核加成反应生成类似半缩醛的半胺醛,然后发生失水反应生成亚胺得到。以下是一个典型的希夫碱制取反应:[2]
参见
参考资料
- International Union of Pure and Applied Chemistry. "Schiff base". Compendium of Chemical Terminology Internet edition.
- Synthesis of 2-({[4-(4-{[(E)-1-(2-hydroxy-3-methoxyphenyl) methylidene]amino}phenoxy)phenyl]imino}methyl)- 6 -methoxy phenol A. A. jarrahpour, M. Zarei Molbank 2004, M352 页面存档备份,存于 open access publication.
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.