... .F.:C6H9NO3S 3-Acetylthiazolidine-4-Carboxylic acid,Folcisteine,NATCA is white crystalline powder,slightly acid odor,soluble in organic solvent ... ,such as ethanol.Name:3-Acetylthiazolidine-4-Carboxylic acid,Folcisteine,NATCASynonym:N-Acetyl-L-Thioproline / N- ... Acetyl-Thiazolidine-4-carboxylic acid/AATCCAS #:5025-82-1Content:99%minMolecular formula:C6H9NO3S ...