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821903 | 4-Methylbenzoic acid

821903
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      Overview

      Replacement Information

      Key Spec Table

      CAS #EC NumberHill FormulaChemical FormulaMolar Mass
      99-94-5202-803-3C₈H₈O₂4-(CH₃)C₆H₄COOH136.15 g/mol

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      8219030005
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          Glas bottle pre packed 5 g
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          8219030250
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              Plastic bottle 250 g
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              8219031000
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                  Plastic bottle 1 kg
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                  Description
                  Catalogue Number821903
                  Synonymsp-Toluic acid
                  Description4-Methylbenzoic acid
                  References
                  Product Information
                  CAS number99-94-5
                  EC number202-803-3
                  Hill FormulaC₈H₈O₂
                  Chemical formula4-(CH₃)C₆H₄COOH
                  Molar Mass136.15 g/mol
                  HS Code2916 39 90
                  Structure formula Image
                  Applications
                  Application4-Methylbenzoic acid for synthesis. CAS 99-94-5, chemical formula 4-(CH₃)C₆H₄COOH. 4-Methylbenzoic acid MSDS or SDS, and related info below.
                  Biological Information
                  Physicochemical Information
                  Boiling point274 °C (1013 hPa)
                  Density1.06 g/cm3 (20 °C)
                  Flash point181 °C
                  Ignition temperature570 °C
                  Melting Point179 - 181 °C
                  Vapor pressure0.02 hPa (70 °C)
                  Bulk density700 kg/m3
                  Solubility0.3 g/l
                  Dimensions
                  Materials Information
                  Toxicological Information
                  LD 50 oralLD50 Rat 400 mg/kg
                  Safety Information according to GHS
                  Hazard Pictogram(s)
                  Hazard Statement(s)H302: Harmful if swallowed.
                  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.
                  Storage class10 - 13 Other liquids and solids
                  WGKWGK 1 slightly water endangering
                  Disposal4
                  Liquid organic acids or solutions should be diluted, if necessary, and carefully neutralized with sodium hydrogen carbonate (Cat. No. 106323) or with sodium hydroxide (Cat. No 106462). Before filling into container D, check the pH with pH universal indicator strips (Cat. No. 109535).
                  Safety Information
                  Hazard Symbols Harmful
                  Categories of dangerharmful, irritant
                  R PhraseR 22-36
                  Harmful if swallowed.Irritating to eyes.
                  Product Usage Statements
                  Storage and Shipping Information
                  StorageStore below +30°C.
                  Packaging Information
                  Transport Information
                  Supplemental Information
                  Specifications
                  Assay (HPLC, area%)≥ 98.0 % (a/a)
                  Melting range (lower value)≥ 179 °C
                  Melting range (upper value)≤ 182 °C
                  Identity (IR)passes test

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                  Categories

                  Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Products for Pharma > Organic Synthesis Building Blocks and Reagents for Pharma > Carboxylic Acids > Unsubstituted Monocarboxylic Acids
                  Reagents, Chemicals and Labware > Organic Synthesis > Organic Synthesis Product Groups > Carboxylic Acids > Unsubstituted Monocarboxylic Acids
                  Reagents, Chemicals and Labware > Organic Synthesis > Product Line "for synthesis" > Carboxylic Acids > Unsubstituted Monocarboxylic Acids