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100886 Ethyl 4-hydroxybenzoate sodium salt


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Key Specifications Table

CAS #EC NumberHill FormulaChemical FormulaMolar MassGrade Value
35285-68-8252-487-6C₉H₉NaO₃NaOC₆H₄COOC₂H₅188.16 g/molPh.Eur.

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      Catalogue Number100886
      Synonymsp-Hydroxybenzoic acid ethyl ester sodium salt, Ethylparaben sodium salt
      DescriptionEthyl 4-hydroxybenzoate sodium salt
      Product Information
      CAS number35285-68-8
      EC number252-487-6
      Hill FormulaC₉H₉NaO₃
      Chemical formulaNaOC₆H₄COOC₂H₅
      Molar Mass188.16 g/mol
      HS Code2918 29 00
      Structure formula ImageStructure formula Image
      Quality LevelMQ500
      Biological Information
      Physicochemical Information
      Boiling point297 °C (free ester),(decomposition)
      Flash point121 °C
      Melting Point>115 °C (free ester)
      pH value10 (1 g/l, H₂O, 20 °C)
      Bulk density600 kg/m3
      Solubility1000 g/l
      Materials Information
      Toxicological Information
      LD 50 oralLD50 Rat > 2000 mg/kg
      Safety Information according to GHS
      Hazard Pictogram(s) Hazard Pictogram(s)
      Hazard Statement(s)H318: Causes serious eye damage.
      Precautionary Statement(s)P280: Wear eye protection/ face protection.
      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 WordDanger
      Storage class10 - 13 Other liquids and solids
      WGKWGK 1 slightly hazardous to water
      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
      Categories of dangerirritant
      Product Usage Statements
      Storage and Shipping Information
      StorageStore at +15°C to +25°C.
      Packaging Information
      Transport Information
      Supplemental Information
      Assay (calc. on anhydrous substance)95.0 - 102.0 %
      Identitypasses test
      Appearance of solution (10 %; water)passes test
      pH-value (0.1 %; water)9.5 - 10.5
      Chloride (Cl)≤ 0.03 %
      Sulfate (SO₄)≤ 0.03 %
      Heavy metals (as Pb)≤ 0.001 %
      As (Arsenic)≤ 0.0003 %
      Cd (Cadmium)≤ 0.001 %
      Cu (Copper)≤ 0.001 %
      Hg (Mercury)≤ 0.0001 %
      Pb (Lead)≤ 0.0005 %
      Zn (Zinc)≤ 0.001 %
      Related substances (HPLC)passes test
      p-Hydroxy benzoic acid≤ 3.0 %
      Sum of all impurities (without Impurity A of EP)≤ 1.0 %
      Largest unspecified impurity≤ 0.5 %
      Methanol (HS-GC)≤ 3000 ppm
      Acetone (HS-GC)≤ 5000 ppm
      Ethanol (HS-GC)≤ 5000 ppm
      Other residual solvents (ICH Q3C)excluded by manufacturing process
      Sulfated ash (calc.on anhydrous substance)37 - 39 %
      Water≤ 5.0 %
      Elemental impurity specifications have been set considering ICH Q3D (Guideline for Elemental Impurities). Class 1-3 elements are not likely to be present above the ICH Q3D option 1 limit, unless specified and indicated (*).
      Conforms Ph.Eur.