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Regio and diastereoselective lactonisation of enolisable 1,3-dicarbonyls by reaction with mesoionic 1,3-oxazolium-5-olates
Authors:Grassi Giovanni  Risitano Francesco  Foti Francesco  Cordaro Massimiliano  Bruno Giuseppe  Nicolò Francesco
Institution:Dipartimento di Chimica Organica e Biologica, Università, Vill. S. Agata, 1-98166 Messina, Italy. ggrassi@isengard.unime.it
Abstract:The one-pot reaction of enolisable 1,3-dicarbonyls and N-methyl-1,3-oxazolium-5-olate derivatives provided enol lactones directly in good yield and with excellent regio- and diastereocontrol.
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