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30120 Sigma-Aldrich

L-Cysteine hydrochloride

anhydrous, ≥99.0% (RT)

  • CAS Number 52-89-1

  • Linear Formula HSCH2CH(NH2)COOH · HCl

  • Molecular Weight 157.62

  •  Beilstein/REAXYS Number 3560277

  •  EC Number 200-157-7

  •  MDL number MFCD00064553

  •  PubChem Substance ID 329753437

  •  NACRES NA.77

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Properties

Related Categories Amino Acids & Derivatives, Amino acids, Bioactive Small Molecule Alphabetical Index, Bioactive Small Molecules, CI-CZ,
Quality Level   200
assay   ≥99.0% (RT)
form   powder or crystals
optical activity   [α]20/D +6.4±0.3°, c = 5% in 5 M HCl
application(s)   peptide synthesis: suitable
impurities   ≤0.5% foreign amino acids
ign. residue   ≤0.1% (as SO4)
loss   ≤1.0% loss on drying
color   white
mp   174.1-174.7 °C
solubility   H2O: 1 g/10 mL, clear, colorless
anion traces   sulfate (SO42-): ≤100 mg/kg
cation traces   Ca: ≤10 mg/kg
  Cd: ≤5 mg/kg
  Co: ≤5 mg/kg
  Cr: ≤5 mg/kg
  Cu: ≤5 mg/kg
  Fe: ≤5 mg/kg
  K: ≤50 mg/kg
  Mg: ≤5 mg/kg
  Mn: ≤5 mg/kg
  NH4+: ≤500 mg/kg
  Na: ≤50 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Zn: ≤5 mg/kg
SMILES string   Cl[H].N[C@@H](CS)C(O)=O
InChI   1S/C3H7NO2S.ClH/c4-2(1-7)3(5)6;/h2,7H,1,4H2,(H,5,6);1H/t2-;/m0./s1
InChI key   IFQSXNOEEPCSLW-DKWTVANSSA-N

Description

Biochem/physiol Actions

NMDA glutamatergic receptor agonist that is also an agonist at AMPA glutamatergic receptors at high concentrations.

Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
Target organs 
Respiratory system
Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 3
RTECS 
HA2275000
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Protocols & Articles
Peer-Reviewed Papers
15

References

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