... Acetyl-L-Thioproline,NATCA 3.CAS# :5025-82-1 4.Assay:99% 5.M.F.:C6H9NO3S 3-Acetylthiazolidine-4-Carboxylic acid,Folcisteine, ... odor,soluble in organic solvent,such as ethanol.Name:3-Acetylthiazolidine-4-Carboxylic acid,Folcisteine,NATCASynonym:N-Acetyl-L-Thioproline / ... :Preserve in tight containers at controlled room temerature. 3-Acetylthiazolidine-4-Carboxylic acid,Folcisteine,NATCA amino acid