Li M, Sun KN, Wen LR. Acid-promoted rapid solvent-free access to substituted 1,4-dihydropyridines from β-ketothioamides.
RSC Adv 2016. [DOI:
10.1039/c5ra26931h]
[Citation(s) in RCA: 11] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
Abstract
1,4-Dihydropyridines were synthesized via a tandem reaction of β-ketothioamides with aldehydes and β-enaminonitriles by AcOH as a promoter within 5 min.
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