Sub Group: Unlabeled Amino Acids Catalog Number: 6267 Formula: C17H21NO5S CAS Number: 41036-32-2 Molecular Weight: 351.42 Synonyms: D-Alanine Phenylmethyl Ester 4-MethylbenzenesulfonateD-Alanine Benzyl Ester TosylateO-Benzyl-D-alanine Toluene-p-sulfonate