L-Cysteine hydrochloride
SIGMA/30120 - anhydrous, ≥99.0% (RT)
Synonym: L-Cysteine hydrochloride (1:1)
CAS Number: 52-89-1
Empirical Formula (Hill Notation): C3H7NO2S · HCl
Molecular Weight: 157.62
EC Number: 200-157-7
MDL Number: MFCD00064553
Linear Formula: HSCH2CH(NH2)COOH · HCl
Product Type: Chemical
anion traces | sulfate (SO42-): ≤100 mg/kg |
application(s) | peptide synthesis |
assay | ≥99.0% (RT) |
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 | |
Na: ≤50 mg/kg | |
NH4+: ≤500 mg/kg | |
Ni: ≤5 mg/kg | |
Pb: ≤5 mg/kg | |
Zn: ≤5 mg/kg | |
color | white |
form | powder or crystals |
ign. residue | ≤0.1% (as SO4) |
impurities | ≤0.5% foreign amino acids |
InChI | 1S/C3H7NO2S.ClH/c4-2(1-7) |
InChI key | IFQSXNOEEPCSLW-DKWTVANSSA |
loss | ≤1.0% loss on drying |
mp | 174.1-174.7 °C |
optical activity | [α]20/D +6.4±0.3°, c = 5% in 5 M HCl |
Quality Level | 200 |
SMILES string | Cl[H].N[C@@H](CS)C(O)=O |
solubility | H2O: 1 g/10 mL, clear, colorless |
Application: |
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Biochem/physiol Actions: | NMDA glutamatergic receptor agonist that is also an agonist at AMPA glutamatergic receptors at high concentrations. |
Hazard Codes | Xi |
Risk Statements | 36/37/38 |
Safety Statements | 26-36 |
RIDADR | NONH for all modes of transport |
WGK Germany | WGK 3 |
Flash Point(F) | Not applicable |
Flash Point(C) | Not applicable |
Purity | ≥99.0% (RT) |
mp | 174.1-174.7 °C |
UNSPSC | 12352209 |