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822011 Dehydroacetic acid

Dehydroacetic acid for synthesis. CAS 520-45-6, pH 4 (2 g/l, H₂O, 20 °C).

Dehydroacetic acid MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: 3-Acetyl-3,4-dihydro-6-methyl-2H-pyran-2,4-dione

CAS #: 520-45-6 EC Number: 208-293-9 Molar Mass: 168.2 g/mol Hill Formula: C₈H₈O₄
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822011
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Overview

Replacement Information

Key Spec Table

CAS #EC NumberHill FormulaMolar Mass
520-45-6208-293-9C₈H₈O₄168.2 g/mol

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      Description
      Catalogue Number822011
      Synonyms3-Acetyl-3,4-dihydro-6-methyl-2H-pyran-2,4-dione
      References
      Product Information
      CAS number520-45-6
      EC index number607-163-00-2
      EC number208-293-9
      Hill FormulaC₈H₈O₄
      Molar Mass168.2 g/mol
      HS Code2932 20 90
      Structure formula ImageStructure formula Image
      Quality LevelMQ200
      Applications
      ApplicationDehydroacetic acid for synthesis. CAS 520-45-6, pH 4 (2 g/l, H₂O, 20 °C).
      Biological Information
      Physicochemical Information
      Boiling point270 °C (1013 hPa)
      Flash point157 °C
      Ignition temperature336 °C
      Melting Point111.1 - 111.3 °C
      pH value4 (2 g/l, H₂O, 20 °C)
      Vapor pressure<0.1 hPa (25 °C)
      Bulk density700 kg/m3
      Solubility2 g/l
      Dimensions
      Materials Information
      Toxicological Information
      LD 50 oralLD50 Rat 1000 mg/kg
      Safety Information according to GHS
      Hazard Pictogram(s) Hazard Pictogram(s)
      Hazard Statement(s)H302: Harmful if swallowed.
      Precautionary Statement(s)P264: Wash skin thoroughly after handling.
      P270: Do not eat, drink or smoke when using this product.
      P301 + P312: IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell.
      P501: Dispose of contents/ container to an approved waste disposal plant.
      Signal WordWarning
      RTECSUP8050000
      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
      Categories of dangerharmful
      Product Usage Statements
      Storage and Shipping Information
      StorageStore below +30°C.
      Packaging Information
      Transport Information
      Supplemental Information
      Specifications
      Assay (acidimetric)≥ 98.5 %
      Melting range (lower value)≥ 109 °C
      Melting range (upper value)≤ 112 °C
      Identity (IR)passes test
      Global Trade Item Number
      Catalogue Number GTIN
      8220111000 04022536753614