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Synthesis
DOI: 10.1055/a-2348-4764
DOI: 10.1055/a-2348-4764
paper
Oxidative Cross-Dehydrogenative C–H Bond Amination of Imidazo[1,2-a]pyridines in Aqueous Media under Metal-Free Conditions
This work was supported by the Govt. of India, provided through the CSIR research grant (02/0486/23/EMR-II).
Abstract
The metal-free direct oxidative cross-dehydrogenative C–H bond amination of imidazopyridines with pyrazole in water as solvent has been developed under K2S2O8-promoted mild conditions. This strategy was applied to variable imidazoheterocycles to give amination products in moderate to good yields. The described protocol also offers scale-up synthesis for the construction of C–N bonds, which makes it suitable for the synthesis of biologically active compounds and pharmaceuticals.
Supporting Information
- Supporting information for this article is available online at https://doi.org/10.1055/a-2348-4764.
- Supporting Information
Publication History
Received: 27 March 2024
Accepted after revision: 19 June 2024
Accepted Manuscript online:
19 June 2024
Article published online:
10 July 2024
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