C5735

L-Cystine

• Synonym(s): (R,R)-3,3′-Dithiobis(2-aminopropionic acid)
• Linear Formula: [-SCH₂CH(NH₂)CO₂H]₂
• CAS Number: 56-89-3
• Molecular Weight: 240.30
• Beilstein: 1728094
• EC Number: 200-296-3
• MDL number: MFCD00064228
• UNSPSC Code: 12352209
• NACRES: NA.26

Properties

• biological source: non-animal source
• Quality Level: 400
• Assay: ≥98.5%
• form: powder
• technique(s): cell culture | mammalian: suitable
• impurities: endotoxin, tested
• mp: >240 °C (dec.) (lit.)
• solubility: 1 M HCl: 100 mg/mL
• suitability: suitable for manufacturing use
• application(s): pharmaceutical (small molecule)
• SMILES string: N[C@@H](CSSC[C@H](N)C(O)=O)C(O)=O
• 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
• InChI key: LEVWYRKDKASIDU-IMJSIDKUSA-N

Description

General description

Our SAFC^® portfolio of high-quality raw materials for use in biopharmaceutical processing withstands strict quality control procedures plus the documentation and expertise to help our customers meet requirements as defined by the M-Clarity Program.

M-Clarity Program

Our comprehensive portfolio of upstream process chemicals not only provides biopharmaceutical manufacturers with high-quality raw materials for production of classical and novel therapies, but also helps them get to market faster and simplify regulatory challenges. Trust us to deliver supply chain transparency and reliable sourcing around the globe, streamlining your product qualification with best-in-class regulatory support and service.

Legal Information

SAFC is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves