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822002 Crotonic anhydride

Crotonic anhydride (mixture of cis and trans isomers) for synthesis. CAS 623-68-7, chemical formula (CH₃CH=CHCO)₂O.

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

Synonyms: 2-Butenoic anhydride

CAS #: 623-68-7 EC Number: 210-807-1 Molar Mass: 154.17 g/mol Chemical Formula: (CH₃CH=CHCO)₂O Hill Formula: C₈H₁₀O₃
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Overview

Replacement Information

Key Spec Table

CAS #EC NumberHill FormulaChemical FormulaMolar Mass
623-68-7210-807-1C₈H₁₀O₃(CH₃CH=CHCO)₂O154.17 g/mol

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      Description
      Catalogue Number822002
      Synonyms2-Butenoic anhydride
      DescriptionCrotonic anhydride
      References
      Product Information
      CAS number623-68-7
      EC number210-807-1
      Hill FormulaC₈H₁₀O₃
      Chemical formula(CH₃CH=CHCO)₂O
      Molar Mass154.17 g/mol
      HS Code2916 19 95
      Quality LevelMQ200
      Applications
      ApplicationCrotonic anhydride (mixture of cis and trans isomers) for synthesis. CAS 623-68-7, chemical formula (CH₃CH=CHCO)₂O.
      Biological Information
      Physicochemical Information
      Boiling point250 °C
      Density1.04 g/cm3 (20 °C)
      Flash point113 °C
      Ignition temperature290 °C
      Melting Point-20 °C
      Vapor pressure1 hPa (25 °C)
      Dimensions
      Materials Information
      Toxicological Information
      LD 50 oralLD50 Rat 2061 mg/kg
      Safety Information according to GHS
      Hazard Pictogram(s) Hazard Pictogram(s)
      Hazard Pictogram(s)
      Hazard Statement(s)H314: Causes severe skin burns and eye damage.
      H400: Very toxic to aquatic life.
      Precautionary Statement(s)P273: Avoid release to the environment.
      P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.
      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.
      P363: Wash contaminated clothing before reuse.
      Signal WordDanger
      RTECSGQ6125000
      Storage class8A Combustible, corrosive hazardous materials
      WGKWGK 3 highly 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 dangerirritant, dangerous for the environment
      Product Usage Statements
      Storage and Shipping Information
      StorageStore below +30°C.
      Packaging Information
      Transport Information
      Declaration (railroad and road) ADR, RIDUN 3265 , 8, II
      Declaration (transport by air) IATA-DGRUN 3265 , 8, II
      Declaration (transport by sea) IMDG-CodeUN 3265 , 8, II, Segregation Group: 1 (Acids)
      Supplemental Information
      Specifications
      Assay isomers (GC, area%)≥ 95.5 % (a/a)
      Density (d 20 °C/ 4 °C)1.038 - 1.040
      Identity (IR)passes test
      Global Trade Item Number
      Catalogue Number GTIN
      8220020100 04022536481746

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