CAS: 74-79-3 Molecular Formula: C6H14N4O2 Molecular Weight (g/mol): 174.20 MDL Number: MFCD00002635 InChI Key: ODKSFYDXXFIFQN-UHFFFAOYNA-N Synonym: l-arginine,arginine,l-+-arginine,l-arg,l +-arginine,s-2-amino-5-guanidinopentanoic acid,h-arg-oh,arginina,arginine, l PubChem CID: 6322 ChEBI: CHEBI:16467 IUPAC Name: (2S)-2-amino-5-(diaminomethylideneamino)pentanoic acid SMILES: NC(CCCN=C(N)N)C(O)=O