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Phosphonate aldehyde annulation. A one-pot synthesis of delta-hydroxy cyclopentenoic esters
George A Kraus1, Prabir K Choudhury
1Department of Chemistry, Iowa State University, Ames, Iowa 50011, USA. gakraus@iastate.edu
Organic Letters
|June 7, 2002
Abstract:
[reaction: see text] The reaction of ketone enolates with phosphonate aldehyde 2 afforded cyclopentenols 3 or keto esters 4 in a one-pot procedure.