Convenient synthesis of α,β-unsaturated γ-butyrolactones and γ-butyrolactams via decarboxylative iodination of paraconic acids and β-carboxyl-γ-butyrolactams using 1,3-diiodo-5,5-dimethylhydantoin

Abstract

A convenient synthetic approach to α,β-unsaturated γ-butyrolactones and γ-butyrolactams is reported.