CAS Registry Number

CAS 923-32-0 — DL-Cystine

DL-Cystine is a disulfide-bonded dimer of the amino acid cysteine, used in biochemical research, cell culture media, and pharmaceutical formulations. It serves as a source of cysteine and helps maintain redox balance in biological systems. Available in powder form with a molecular weight of 240.30 g/mol, CAS number 923-32-0, and stored at ambient temperatures. Signal word: Warning. Molekula supplies DL-Cystine from research to bulk quantities with full documentation and ISO 9001:2015 traceability.