1434057-47-2Relevant academic research and scientific papers
Synthesis of unsymmetrical imidazolium salts by direct quaternization of N-substituted imidazoles using arylboronic acids
Li, Shiqing,Yang, Fan,Lv, Taiyong,Lan, Jingbo,Gao, Ge,You, Jingsong
, p. 3941 - 3943 (2014/04/03)
Imidazolium salts were conveniently prepared by direct aryl quaternization using arylboronic acids. This process features the tolerance of a broad range of functional groups and excellent chemoselectivity, and is especially effective for the synthesis of unsymmetrical imidazolium salts.
Copper-catalyzed direct aryl quaternization of N-substituted imidazoles to form imidazolium salts
Lv, Taiyong,Wang, Zhi,You, Jingsong,Lan, Jingbo,Gao, Ge
, p. 5723 - 5730 (2013/07/26)
Diaryliodonium salts are employed to directly quaternize N-substituted imidazoles by using a copper catalyst to construct aryl imidazolium salts in moderate to excellent yields. This transformation is tolerant to a broad range of functional groups and provides a straightforward, efficient, and versatile route to synthesize aryl imidazolium as well as triazolium salts, especially the unsymmetric version.
