CAS No.56-89-3 L-Cystine Use:electronic、medicine、others Attribute Details Chemical Name L-Cystine Synonyms L-Cysteine Disulfide, L-3.3′-Dithiobis(2-aminopropionic Acid), L-Β,Β-Dithiobisalanine, etc. CAS Number 56-89-3 Formula C6H12N2O4S2 Molecular Weight 240.30 g/mol …