CAS 56-89-3: Cystine

CAS 56-89-3: Cystine
(World's Largest Pharmaceutical Supplier)

  • CAS Number: 56-89-3
  • Stock: 268g
  • Assay: 99.20%


Cystine, CAS 56-89-3, Stock 268g, Assay 99.20%, Off-white or White powder, EOS Med Chem is big manufacturer of Cystine.


Cystine is a covalently linked dimeric nonessential amino acid formed by the oxidation of CYSTEINE. Two molecules of cysteine are joined together by a disulfide bridge to form cystine.

Product Details:

Name: Cystine

CAS#: 56-89-3

Chemical Formula: C6H12N2O4S2

Exact Mass: 240.0238

Molecular Weight: 240.29

Elemental Analysis: C, 29.99; H, 5.03; N, 11.66; O, 26.63; S, 26.68


Synonym: Cystine; NSC 13203; NSC-13203; NSC13203

IUPAC/Chemical Name: Cystine


InChi Code: InChI=1S/C6H12N2O4S2/c7-3(5(9)10)1-13-14-2-4(8)6(11)12/h3-4H,1-2,7-8H2,(H,9,10)(H,11,12)/t3-,4?/m0/s1


Appearance: Solid powder

Purity: >99% (or refer to the Certificate of Analysis)

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility: Soluble in DMSO

Shelf Life: >3 years if stored properly

Drug Formulation: This drug may be formulated in DMSO

Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code: 2934.99.03.00