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30129 Sigma

L-Cysteine hydrochloride monohydrate

BioUltra, ≥99.0% (RT)

  • CAS Number 7048-04-6

  • Linear Formula HSCH2CH(NH2)COOH · HCl · H2O

  • Molecular Weight 175.63

  •  Beilstein Registry Number 5158059

  •  EC Number 200-157-7

  •  MDL number MFCD00065606

  •  PubChem Substance ID 57648412

  •  eCl@ss 32160406

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Properties

Related Categories Amino Acids, BioUltra, Biochemicals and Reagents More...
InChI Key   QIJRTFXNRTXDIP-JIZZDEOASA-N
product line   BioUltra
assay   ≥99.0% (RT)
optical activity   [α]20/D +5.6±0.3°, c = 5% in 5 M HCl
impurities   insoluble matter, passes filter test
  ≤0.5% foreign amino acids
ign. residue   ≤0.05% (as SO4)
solubility   H2O: soluble1 M at 20 °C, clear, colorless
anion traces   sulfate (SO42-): ≤100 mg/kg
cation traces   Al: ≤10 mg/kg
  As: ≤0.5 mg/kg
  Ba: ≤5 mg/kg
  Bi: ≤5 mg/kg
  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
  Li: ≤5 mg/kg
  Mg: ≤5 mg/kg
  Mn: ≤5 mg/kg
  Mo: ≤5 mg/kg
  NH4+: ≤500 mg/kg
  Na: ≤100 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Sr: ≤5 mg/kg
  Zn: ≤5 mg/kg
λ   1 M in H2O
UV absorption   λ: 260 nm Amax: 1.0
  λ: 280 nm Amax: 0.3

Description

Biochem/physiol Actions

NMDA glutamatergic receptor antagonist.

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Protocols & Articles

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