Enethiols IX† Alkylation of 2-Mercapto-Cinnamic Acids by Ion Pair Extraction Technique
Part VIII. L. Dalgaard and S.-O. Lawesson, Acta Chem. Scand. B 28, 1077 (1974).
Abstract
On Alkylation of tetrabutylammonium salts of 2-mercapto-cinnamic acids the corresponding S-alkylated acids are produced. Subsequent alkylation then gives the corresponding esters.