Dalkilic O, Turbedaroglu O, Lafzi F, Kilic H. Regioselective C3-H Alkylation of Imidazopyridines with Donor-Acceptor Cyclopropanes.
J Org Chem 2023;
88:11834-11846. [PMID:
37535468 PMCID:
PMC10443042 DOI:
10.1021/acs.joc.3c01122]
[Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/18/2023] [Indexed: 08/05/2023]
Abstract
Alkylated imidazopyridines are crucial structures for medicinal chemistry. Here, an efficient method for the C3-H alkylation of imidazopyridines was devised. Under Lewis acid-catalyzed conditions, reactions of imidazopyridines with different donor-acceptor cyclopropanes were carried out. Finally, 1,3-bisfunctionalizaton of donor-acceptor cyclopropanes was performed. In addition, synthesized C3-alkylated imidazopyridines are amenable for diverse synthetic applications.
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