The synthesis of 2-amino-3-carboxamideindolizines with using pyridinium salt and C-nucleophiles–derivatives acetonitrile

This study reports the synthesis of a pyridinium salt achieved by heating 2-chloropyridine with 2-bromoacetamide in the absence of solvent. The synthesized salt exhibits a high reactivity towards nucleophilic substitution reactions with C-nucleophiles derived from acetonitrile. Furthermore, the resu...

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Bibliographic Details
Main Authors: Oleksii Y. Kashner, Kyryl O. Bocharov, Gennadii E. Khoroshilov
Format: Article
Language:English
Published: Elsevier 2024-12-01
Series:Results in Chemistry
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Online Access:http://www.sciencedirect.com/science/article/pii/S2211715624005575
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Summary:This study reports the synthesis of a pyridinium salt achieved by heating 2-chloropyridine with 2-bromoacetamide in the absence of solvent. The synthesized salt exhibits a high reactivity towards nucleophilic substitution reactions with C-nucleophiles derived from acetonitrile. Furthermore, the resulting N-carboxamide-2(1H)pyridines are efficiently transformed into 2-amino-3-carboxamideindolizines via a cyclisation process, leading to a high yield of the desired product. These findings highlight the potential of this synthetic route for the production of valuable indolizine derivatives.
ISSN:2211-7156