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822278 Acetic anhydride

Acetic anhydride for synthesis. CAS No. 108-24-7, EC Number 203-564-8.

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

Synonyms: Acetyl acetate, Acetyl oxide

CAS #: 108-24-7 EC Number: 203-564-8 Molar Mass: 102.09 g/mol Chemical Formula: (CH₃CO)₂O Hill Formula: C₄H₆O₃
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Overview

Key Spec Table

CAS #EC NumberHill FormulaChemical FormulaMolar Mass
108-24-7203-564-8C₄H₆O₃(CH₃CO)₂O102.09 g/mol

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          Description
          Catalogue Number822278
          SynonymsAcetyl acetate, Acetyl oxide
          Product Information
          CAS number108-24-7
          EC index number607-008-00-9
          EC number203-564-8
          Hill FormulaC₄H₆O₃
          Chemical formula(CH₃CO)₂O
          Molar Mass102.09 g/mol
          HS Code2915 24 00
          Structure formula ImageStructure formula Image
          Quality LevelMQ200
          Applications
          ApplicationAcetic anhydride for synthesis. CAS No. 108-24-7, EC Number 203-564-8.
          Physicochemical Information
          Density1.080 g/cm3 (20 °C)
          Evaporation number0.46
          Explosion limit2.0 - 10.2 %(V)
          Flash point49 °C
          Ignition temperature330 °C
          Melting Point-73 °C
          pH value3 (10 g/l, H₂O, 20 °C)
          Vapor pressure4 hPa (20 °C)
          Toxicological Information
          LD 50 oralLD50 Rat 630 mg/kg
          LD 50 dermalLD50 Rabbit 4320 mg/kg
          Safety Information according to GHS
          Hazard Pictogram(s) Hazard Pictogram(s)
          Hazard Pictogram(s)
          Hazard Pictogram(s)
          Hazard Statement(s)H226: Flammable liquid and vapour.
          H302: Harmful if swallowed.
          H314: Causes severe skin burns and eye damage.
          H330: Fatal if inhaled.
          EUH071: Corrosive to the respiratory tract.
          Precautionary Statement(s)P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
          P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.
          P301 + P312: IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell.
          P303 + P361 + P353: IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water.
          P304 + P340 + P310: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/doctor.
          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 class3 Flammable liquids
          WGKWGK 1 slightly hazardous to water
          Disposal11
          Organic acid halides, anhydrides and isocyanates can be added dropwise to an excess of methanol (Cat. No. 822283) to convert them into the corresponding methyl esters or methyl carbamates. If necessary, neutralize with sodium hydroxide solution (Cat. No. 105587). Fill into container A.
          Safety Information
          Categories of dangerflammable, harmful, corrosive
          Storage and Shipping Information
          StorageStore below +30°C.
          Transport Information
          Declaration (railroad and road) ADR, RIDUN 1715 , 8 (3), II
          Declaration (transport by air) IATA-DGRUN 1715 , 8 (3), II
          Declaration (transport by sea) IMDG-CodeUN 1715 , 8 (3), II, Segregation Group: 1 (Acids)
          Specifications
          Assay (GC, area%)≥ 98.0 % (a/a)
          Density (d 20 °C/ 4 °C)1.080 - 1.082
          Identity (IR)passes test
          Global Trade Item Number
          Catalogue Number GTIN
          8222789025 04022536569475
          8222789999 04022536487441