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Propylene oxide

  • Post Date:

    Apr 17,2025
  • Expiry Date:

    Oct 14,2025
  • Detailed Description:

    Cas No. :75-56-9
    Alias (±)-Methyloxirane 1,2-Epoxypropane methyl-Oxirane
    Physical and chemical properties Flammability: extremely flammable
    Density: 0.859
    Volatility: Volatile
    Boiling point: 33.9°C
    Melting point: -112.13°C
    Spontaneous ignition point: 421.1°C
    Flash point: -37°C
    Molecular formula: C3H6O
    Molecular weight: 58.08
    Color and smell state: colorless transparent ether odor liquid
    Product code CAS:75-56-9, HS:29102000, UN:1280
    Applications Used in the production of polyether, propylene glycol, dimethyl carbonate and so on. Among them, polyether polyols are important raw materials for the production of polyurethane foam, insulation materials, elastomers, adhesives and coatings, and propylene oxide is also an important basic chemical raw material.
    Hazard category Class 3.1 low flash point flammable liquid
    Packaging and transportation It can be packaged in galvanized iron drum (160-170kg/drum), plastic drum (160-170kg/drum), stainless steel pressure tank.
    Transportation according to the requirements of dangerous goods.
  • CAS Registry Number:

    75-56-9
  • Synonyms:

    ;1,2-Epoxypropane;Methyloxirane;Propyleneoxide;Epoxypropane;2-Methyloxiran;(R,S)-2-Methyl-oxirane;1,2-epoxy-propan;
  • Molecular Formula:

    C3H6O
  • Molecular Weight:

    58.08
  • Molecular Structure:

    75-56-9 Propylene oxide
  • Hazard Symbols:

     F+:Highly flammable;
     T:Toxic;
  • Risk Codes:

    R12:;
    R20/21/22:;
    R36/37/38:;
    R45:;
    R46:;
  • Safety Description:

    S45:;
    S53:;
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