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102839 L-Cysteine hydrochloride monohydrate

for biochemistry

L-Cysteine hydrochloride monohydrate MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: Cys, L-Cysteinium Chloride Monohydrate, L-Cysteine Hydrochloride, Monohydrate

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102839
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Overview

Replacement Information

Key Spec Table

CAS #Empirical Formula
7048-04-6C₃H₈ClNO₂S * H₂O

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      1028390100
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          Description
          Catalogue Number102839
          SynonymsCys, L-Cysteinium Chloride Monohydrate, L-Cysteine Hydrochloride, Monohydrate
          References
          Product Information
          CAS number7048-04-6
          EC number200-157-7
          Hill FormulaC₃H₈ClNO₂S * H₂O
          Molar Mass175.60 g/mol
          HS Code2930 90 16
          Structure formula ImageStructure formula Image
          Quality LevelMQ100
          Applications
          Biological Information
          Physicochemical Information
          Density1.51 g/cm3
          Melting Point176 °C
          pH value0.8 - 1.2 (100 g/l, H₂O, 20 °C)
          Vapor pressure<0.1 hPa (20 °C)
          Bulk density780 kg/m3
          Solubility650 g/l
          Dimensions
          Materials Information
          Toxicological Information
          Safety Information according to GHS
          RTECSHA2285000
          Storage class10 - 13 Other liquids and solids
          WGKWGK 1 slightly hazardous to water
          Disposal3
          Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
          Safety Information
          Product Usage Statements
          Storage and Shipping Information
          StorageStore at +2°C to +30°C.
          Packaging Information
          Transport Information
          Supplemental Information
          Specifications
          Assay (alkalimetric, calculated on dried substance)98.5 - 101.0 %
          Identity (IR-spectrum)passes test
          Identity (wet chemistry)passes test
          Appearancewhite or almost white, crystalline powder or colorless crystals
          Appearance of solution (25 g/l, water)clear and not more intense in color than reference solution BY6
          Spec. rotation (α 20/D, 80 g/l, hydrochloric acid 250 g/l, calc. on dried substance)+5.5 to +7.0
          Sulfate (SO₄)≤ 200 ppm
          Heavy metals (as Pb)≤ 10 ppm
          Fe (Iron)≤ 10 ppm
          Ninhydrin-positive substances (LC) (impurity A (570 nm))≤ 0.5 %
          Ninhydrin-positive substances (LC) (any ninhydrin-positive impurity)≤ 0.2 %
          Ninhydrin-positive substances (LC) (ammonium (570 nm))≤ 0.02 %
          Ninhydrin-positive substances (LC) (total impurities)≤ 1.0 %
          Sulfated ash (600 °C)
          ≤ 0.1 %
          Loss on drying (Vacuum < 2,0 kPa, P2O5, 20 h)8.5 - 12.0 %
          Residual solvents (ICH Q3C)excluded by manufacturing process
          Sulfated ash (600 °C)
          ≤ 0.1 %
          Loss on drying (Vacuum < 0.7 kPa, P₂O₅, 24 h)8.0 - 12.0 %
          Bacterial endotoxins≤ 6.0 I.U./g
          Global Trade Item Number
          Catalogue Number GTIN
          1028390025 04022536037400
          1028390100 04022536037417

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