CAS: 2219-30-9 Molecular Formula: C5H12ClNO2S Molecular Weight (g/mol): 185.666 InChI Key: CZDHUFYOXKHLME-DFWYDOINSA-N Synonym: d-penicillamine hydrochloride,penicillamine hydrochloride,distamine,unii-5n9jk529zj,usaf el-23,usaf a-1705,d---penicillamine hydrochloride,d-valine, 3-mercapto-, hydrochloride,valine, 3-mercapto-, hydrochloride, d PubChem CID: 92173 IUPAC Name: (2S)-2-amino-3-methyl-3-sulfanylbutanoic acid;hydrochloride SMILES: CC(C)(C(C(=O)O)N)S.Cl