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Synlett 2001; 2001(6): 0793-0794
DOI: 10.1055/s-2001-14615
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The Reaction of Ketone Enolates with a δ-Oxo Phosphonate: A Carbanion-Based [4 + 2] Annulation

George A. Kraus* , Chauncey Jones
  • *Department of Chemistry, Iowa State University, Ames, IA 50011, USA; Fax 515-294-0105; E-mail: gakraus@iastate.edu
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Publication History

Publication Date:
31 December 2001 (online)

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The reaction of ketone enolates with phosphonate aldehyde 3 followed by acetylation and cyclization represents a useful carbanion-based strategy for the appendage of a functionalized six-membered ring.

annulation - cuprate addition - enolate

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