Synthesis and Chiroptical Properties of N-Acetyl-2-aryl-4-thiazolidinecarboxylic Acids
(4R)-2-Aryl-4-thiazolidinecarboxylic acids 3, derived from aromatic aldehydes 1 and L-cysteine (2), could be diastereoselectively converted into (2R,4R)- or (2S,4R)-N-acetyl-2-aryl-4-thiazolidinecarboxylic acids (4 and 5, resp.).The diastereomers can be d