Ni H, Shi X, Li Y, Zhang X, Zhao J, Zhao F. Metal-free C3–H acylation of quinoxalin-2(1H)-ones with α-oxo-carboxylic acids.
Org Biomol Chem 2020;
18:6558-6563. [DOI:
10.1039/d0ob01423k]
[Citation(s) in RCA: 18] [Impact Index Per Article: 4.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Abstract
Direct C3–H acylation of quinoxalin-2(1H)-ones with α-oxocarboxylic acids under thermo conditions promoted by PIDA has been achieved in a moderate to good yield in a very fast manner.
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