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822278 Acetic anhydride

822278
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Overview

Replacement Information

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
              References
              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.
              Biological Information
              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)
              Dimensions
              Materials Information
              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
              Product Usage Statements
              Storage and Shipping Information
              StorageStore below +30°C.
              Packaging Information
              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)
              Supplemental Information
              Specifications
              Assay (GC, area%)≥ 98.0 % (a/a)
              Density (d 20 °C/ 4 °C)1.080 - 1.082
              Identity (IR)passes test

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