2-Diazoacetoacetic acid, an efficient and convenient reagent for the synthesis of alpha-diazo-beta-ketoesters

Chem Commun (Camb). 2006 Mar 28:(12):1316-8. doi: 10.1039/b517719g. Epub 2006 Feb 15.

Abstract

The formation of various alpha-diazo acetoacetic esters can be obtained in a single transformation with good to excellent yields using readily available 2-diazoacetoacetic acid.