Yang F, Zhang LJ, Yan CG. Four-component reaction of N-alkylimidazoles(N-alkylbenzimidazoles), dialkyl but-2-ynedioate, N-alkylisatins and malononitrile.
RSC Adv 2014. [DOI:
10.1039/c4ra12278j]
[Citation(s) in RCA: 18] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
Abstract
Convenient synthesis of complex spirooxindolesviafour-component reactions ofN-alkylimidazoles(N-alkylbenzimidazoles), dialkyl but-2-ynedioate,N-alkylisatins and malononitrile.
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