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L-Cystine, Cell Culture Reagent

Product Code. 15454209
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15454209 1 kg 1kg
15424209 10 g 10g
15434209 100 g 100g
15444209 500 g 500g
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Product Code. 15454209

Brand: Thermo Scientific Alfa Aesar J61651.A1

This item is not returnable. View return policy

Description

CAS: 56-89-3 | C6H12N2O4S2 | 240.292 g/mol

L-cysteine acts as a major source of sulfur in cell culture. Cysteine has been used in pulse-chase experiments to study protein expression from an inducible promoter. L-Cysteine is used to supplement cell culture media.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
L-cysteine acts as a major source of sulfur in cell culture. Cysteine has been used in pulse-chase experiments to study protein expression from an inducible promoter. L-Cysteine is used to supplement cell culture media.

Solubility
It is soluble in water and HCL.

Notes
Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Keep away from heat.
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 56-89-3
Molecular Formula C6H12N2O4S2
Molecular Weight (g/mol) 240.292
MDL Number MFCD00064228
InChI Key LEVWYRKDKASIDU-IMJSIDKUSA-N
Synonym l-cystine, cystine, l-dicysteine, l-cystin, cystine acid, cysteine disulfide, oxidized l-cysteine, beta,beta'-dithiodialanine, h-cys-oh 2, l-cysteine disulfide
PubChem CID 67678
ChEBI CHEBI:16283
IUPAC Name (2R)-2-amino-3-[[(2R)-2-amino-2-carboxyethyl]disulfanyl]propanoic acid
SMILES C(C(C(=O)O)N)SSCC(C(=O)O)N

Specifications

Melting Point >240°C (decomposition)
Color White
Beilstein 1728094
Merck Index 14,2782
Solubility Information It is soluble in water and HCL.
Density 1.68
Quantity 1 kg
Formula Weight 240.3
Optical Rotation −219° (c=1 in 1N HCl)
Grade Cell Culture Reagent
Physical Form Powder
Chemical Name or Material L-Cystine
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