Quaternization of 1H-imidazo[4,5-<i>b</i>]pyridine and 4-methyl-4H-imidazo[4,5-<i>b</i>]pyridine

Authors

  • Ю. М. Ютилов L. M. Litvinenko Institute of Physical Organic and Coal Chemistry, National Academy of Sciences of Ukraine, 340114 Donetsk
  • А. Г. Игнатенко L. M. Litvinenko Institute of Physical Organic and Coal Chemistry, National Academy of Sciences of Ukraine, 340114 Donetsk

Abstract

Unsubstituted imidazo[4,5-b]pyridine adds methyl iodide to the pyridine N atom. Treatment of the resulting iodide with base forms 4-methyl-4H-imidazo[4,5-b]pyridine. This nucleophile can readily add methyl iodide to form only one salt, 1,4-dimethylimidazo[4,5-b]pyridinium iodide.

How to Cite
Yutilov, Yu. M.; Ignatenko, A. G. Chem. Heterocycl. Compd. 1994, 30, 1067. [Khim. Geterotsikl. Soedin. 1994, 1232.]

For this article in the English edition, see DOI https://doi.org/10.1007/BF01171166

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Published

1994-09-25

Issue

No. 9 (1994)

Section

Original Papers