Journal of organic chemistry, ASAP

Synthesis of both Enantiomers of Hemiesters by Enantioselective Methanolysis of Meso Cyclic
Anhydrides Catalyzed by r-Amino Acid-Derived Chiral Thioureas†

Rub en Manzano, Jos e M. Andr es, Marı´ a-Dolores Muruz abal, and Rafael Pedrosa*