Mild regeneration of the carboxylic group of amino acid alkyl esters by aqueous methanolic sodium hydrogen carbonate via 5-oxazolidinones
作者:Pietro Allevi、Mario Anastasia
DOI:10.1016/j.tetlet.2003.08.028
日期:2003.10
A simple racemization-free procedure allows the regeneration of the carboxylic acid group of aminoacid alkyl esters by way of an intermediate 5-oxazolidinone which is hydrolyzed by treatment with sodium hydrogen carbonate in aqueous methanol.