Sabbatani J, Huang X, Veiros LF, Maulide N. Gold-catalyzed intermolecular synthesis of alkylidenecyclopropanes through catalytic allene activation.
Chemistry 2014;
20:10636-9. [PMID:
24976605 DOI:
10.1002/chem.201402935]
[Citation(s) in RCA: 36] [Impact Index Per Article: 3.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/03/2014] [Indexed: 11/09/2022]
Abstract
A stereoselective gold(I)-catalyzed intermolecular cyclopropanation of allenamides with stabilized sulfonium ylides is reported. This transformation enables the direct synthesis of diacceptor alkylidenecyclopropanes and proceeds under very mild conditions through allene activation.
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