778672

L-Cysteine

produced by Wacker Chemie AG, Burghausen, Germany, ≥98.0%

• Synonym(s): (R)-2-Amino-3-mercaptopropionic acid
• Linear Formula: HSCH₂CH(NH₂)CO₂H
• CAS Number: 52-90-4
• Molecular Weight: 121.16
• Beilstein: 1721408
• EC Number: 200-158-2
• MDL number: MFCD00064306
• UNSPSC Code: 12352209
• PubChem Substance ID: 329767985
• NACRES: NA.22

Properties

• grade: produced by Wacker Chemie AG, Burghausen, Germany
• Assay: ≥98.0%
• form: powder
• optical activity: [α]/D 8 to 9.5°
• reaction suitability: reaction type: solution phase peptide synthesis
• impurities: ≤0.5% ninhidrin positive substances (each); ≤10 ppm heavy metals; ≤300 ppm ammonium
• ign. residue: ≤0.1%
• loss: ≤0.5% loss on drying
• mp: 240 °C (dec.) (lit.)
• anion traces: chloride (Cl^-): ≤0.04%; sulfate (SO₄^2-): ≤0.03%
• cation traces: Fe: ≤10 ppm
• suitability: clear, colorless for appearance of solution
• SMILES string: N[C@@H](CS)C(O)=O
• InChI: 1S/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)/t2-/m0/s1
• InChI key: XUJNEKJLAYXESH-REOHCLBHSA-N

Description

General description

This product is supplied from Wacker FERMOPURE^® material, but only sold for R&D use only, not for drug, household or other uses.

Application

L-Cysteine has been used as a standard for the quantification of low-molecular-weight (LMW) thiols extracted from Arabidopsis thaliana tissues by HPLC.

Biochem/physiol Actions

NMDA glutamatergic receptor agonist.

Legal Information

FERMOPURE is a registered trademark of Wacker Chemie AG

Safety Information

• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 1