Lingwu, Yinchuan, Ningxia, China sales2@sinochem-nanjing.com 3170906422@qq.com
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Acetylenedicarboxylic Acid

    Specifications

    HS Code

    487808

    Cas Number 142-45-0
    Molecular Formula C4H2O4
    Molecular Weight 114.06 g/mol
    Appearance White crystalline solid
    Melting Point 205-210°C (dec.)
    Solubility In Water Soluble
    Density 1.717 g/cm³
    Iupac Name But-2-ynedioic acid
    Boiling Point Decomposes before boiling
    Pka 1.3, 3.7
    Odor Odorless
    Storage Temperature Room temperature
    Synonyms Acetylene dicarboxylic acid, Butynedioic acid

    As an accredited Acetylenedicarboxylic Acid factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing Acetylenedicarboxylic Acid, 25g, is packaged in a sealed amber glass bottle with a secure screw cap for safe laboratory storage.
    Storage Acetylenedicarboxylic acid should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from sources of ignition and incompatible substances, such as strong oxidizers and bases. Protect it from moisture and direct sunlight. Proper labeling and secondary containment are recommended to prevent accidental exposure or spillage. Use only in chemical fume hoods or designated storage areas.
    Shipping Acetylenedicarboxylic Acid should be shipped in tightly sealed containers, protected from moisture and incompatible substances. Transport in accordance with local, national, and international regulations for chemicals. Use appropriate hazard labeling. Keep away from sources of ignition, strong oxidizers, and reducing agents. Handle with care to prevent spills or exposure during shipping.
    Free Quote

    Competitive Acetylenedicarboxylic Acid prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please call us at +8615380400285 or mail to sales2@sinochem-nanjing.com.

    We will respond to you as soon as possible.

    Tel: +8615380400285

    Email: sales2@sinochem-nanjing.com