Centre for Syntheses at Sustainable Conditions and their Management, Masaryk University, Faculty of Science, Department of Chemistry, Kotlarska 2, Brno, Czech Republic α- Carbalkoxy and α-carboxamido derivatives of ketones are important compounds for the pharmaceutical and fine chemical fields and have been prepared by the carbalkoxylation and carbamoylation of enamines or of enolate ions generated by treatment of ketones with ...