A. Sudalai et al., Phosphorus pentasulfide: A mild and versatile catalyst-reagent for the preparation of dithiocarboxylic esters, ORG LETT, 2(20), 2000, pp. 3213-3216
[GRAPHICS]
The reaction of carboxylic acids (1) with a variety of thiols or alcohols i
n the presence of phosphorus pentasulfide (P4S10) as a catalyst and reagent
(20-40 mol %) proceeded effectively to afford the corresponding dithiocarb
oxylic esters (2) in high yields.