Jayanth TT, Zhang L, Johnson TS, Malinakova HC. Sequential Cu(I)/Pd(0)-catalyzed multicomponent coupling and annulation protocol for the synthesis of indenoisoquinolines.
Org Lett 2009;
11:815-8. [PMID:
19159326 PMCID:
PMC3871195 DOI:
10.1021/ol802755z]
[Citation(s) in RCA: 14] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
Copper-catalyzed coupling of imines, vinylstannanes, or alkynes and o-bromoaroyl chlorides followed by Pd(0)-catalyzed annulations afforded indenoisoquinolines. Protocols requiring minimal purifications were developed, providing new methods for the construction of combinatorial libraries.
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