... lo In acylation with the more reactive acrylyl chloride even benzenethiol and 2-methyl-2- propanethiol produce more addition prod- uct than thiolacrylate.1° (1) EE Reid, "Organic Chemistry of Bivalent Sulfur," Vol. ... (24) JL Szabo and ET Stiller, J . Am. Chem. Soc., 70, 3667 (1948). ...