Electrophilic Tropylation of Aminopyridines and 4-Aminoquinoline
- Authors: Yunnikova L.P.1, Likhareva Y.E.1, Esenbaeva V.V.1
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Affiliations:
- Academician D.N. Pryanishnikov Perm State Agrarian and Technological University
- Issue: Vol 89, No 9 (2019)
- Pages: 1927-1930
- Section: Letters to the Editor
- URL: https://journals.rcsi.science/1070-3632/article/view/223097
- DOI: https://doi.org/10.1134/S1070363219090305
- ID: 223097
Cite item
Abstract
The reactions of 2-, 3-, 4-aminopyridines or 4-aminoquinoline with hydrolytically stable tropylium salts (perchlorate or tetrafluoroborate) have afforded N-(1′-cyclohepta-2′,4′,6′-trienyl)-2-aminopyridine, N-(1′-cyclohepta-2′,4′,6′-trienyl)-3-aminopyridine, N-(1′-cyclohepta-2′,4′, 6′-trienyl)-4-aminopyridine, and N-(1′-cyclohepta-2′,4′,6′-trienyl)-4-aminoquinoline. The effect of imidazole and the tropylium salt anion on the yield and stability of the final reaction products has been studied.
About the authors
L. P. Yunnikova
Academician D.N. Pryanishnikov Perm State Agrarian and Technological University
Author for correspondence.
Email: yunnikova@yahoo.com
Russian Federation, ul. Petropavlovskaya 23, Perm, 614900
Yu. E. Likhareva
Academician D.N. Pryanishnikov Perm State Agrarian and Technological University
Email: yunnikova@yahoo.com
Russian Federation, ul. Petropavlovskaya 23, Perm, 614900
V. V. Esenbaeva
Academician D.N. Pryanishnikov Perm State Agrarian and Technological University
Email: yunnikova@yahoo.com
Russian Federation, ul. Petropavlovskaya 23, Perm, 614900