One-pot synthesis of 5-arylpent-4-enoate derivatives from Baylis-Hillman acetates: Use of phosphorous ylide

Department of Chemistry and Institute of Basic Science, Chonnam National University, Gwangju 500-757, KoreaReceived December 5, 2002Key Words : 5-Arylpent-4-enoates, Baylis-Hillman acetates, Phosphonium salts, HydrolysisBasavaiah et al. have published some papers dealing withthe Johnson-Claisen rearrangement of the Baylis-Hillmanadducts in order to prepare 5-arylpent-4-enoates or 4-cyanoalk-4-enoates.