102839 L-Cysteine hydrochloride monohydrate

102839
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      Overview

      Replacement Information

      Key Specifications Table

      Empirical FormulaCAS #
      C₃H₈ClNO₂S * H₂O 7048-04-6

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      1.02839.0025
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          Plastic bottle 25 g
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          1028390100
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              Plastic bottle 100 g
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              1.02839.1000
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                  1028399010
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                      Plastic drum 10 kg
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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 Mass175.64 g/mol
                      HS Code2930 90 16
                      Structure formula ImageStructure formula Image
                      Applications
                      Biological Information
                      Physicochemical Information
                      Density1.54 g/cm3
                      Melting Point168 - 170 °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
                      Hazard Pictogram(s) Hazard Pictogram(s)
                      Hazard Statement(s)H319: Causes serious eye irritation.
                      Precautionary Statement(s)P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
                      Signal WordWarning
                      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 below +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 (Chloride)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
                      Spec. rotation (α 25/D, 80 g/l, hydrochloric acid 6 mol/l, calc. on dried substance)+5.7 to +6.8
                      Sulfate (SO₄)≤ 300 ppm
                      Heavy metals (as Pb)≤ 10 ppm
                      Fe (Iron)≤ 20 ppm
                      Related Compounds, total (TLC)≤ 0.5 %
                      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 %
                      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

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                      Categories

                      Life Science Research > Inhibitors and Biochemicals > Biochemicals > Amino Acids and Derivatives