L(+)-Cystein Hydrochlorid Monohydrat 98,5-101,5% (Trockenmasse)
Lieferant: Thermo Fisher Scientific
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Achtung
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Synonyme:
(R)-(+)-Cystein Hydrochlorid Monohydrat, (R)-(+)-2-Amino-3-mercaptopropansäure Hydrochlorid Monohydrat, H-Cys-OH.HCl.H2O
J14035.A1
J14035.22
J14035.14
J14035.A7
J14035.A1EA
274
EUR
J14035.A1
J14035.22
J14035.14
J14035.A7
L(+)-Cystein Hydrochlorid Monohydrat 98,5-101,5% (Trockenmasse)
L(+)-Cystein Hydrochlorid Monohydrat
Formel:
HSCH₂CH(NH₂)COOH·HCl·H₂O Molecular Weight: 175.64 g/mol Schmelzpunkt: ∼175 °C (Zers.) Lagertemperatur: Raumtemperatur |
MDL:
MFCD00065606 CAS-Nummer: 7048-04-6 EINECS: 200-157-7 Merck Index: 14,02781 |
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Spezifikation Testergebnisse
Form | White crystalline powder |
Assay (unspecified) | 98.5 to 101.5% (dry basis) |
Identification (FTIR) | Conforms |
Residual halide: Chlorine (Cl) | 19.8 - 20.8% |
Residue on ignition | ≤ 0.1% |
Impurity content: Sulfate (SO4) | ≤ 0.03% |
Loss on Drying | 8.0 to 12.0% |
Optical Rotation | +5.7° to 6.8° (c=8 in in 6N HCl, dry basis) |
Thin Layer Chromatography | Homogeneous |
Trace Metal: Arsenic (As) | ≤ 1.5 ppm |
Trace Metal: Heavy Metals (Pb) | ≤ 10 ppm |
Trace Metal: Iron (Fe) | ≤ 10 ppm |
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