Direct thioesterification from carboxylic acids and thiols catalyzed by a Brønsted acid.
In the presence of a catalytic amount of trifluoromethanesulfonic acid, free carboxylic acids reacted with free thiols directly to afford the corresponding thioesters in high yields.
Graduate School of Pharmaceutical Sciences, University of Tokyo, CREST, Japan Science and Technology Corporation (JST), Hongo, Bunkyo-ku, Tokyo 113-0033, Japan.
Shinya
S
Iimura
Kei
K
Manabe
Shū
S
Kobayashi