CAS:142-45-0 | Acetylenedicarboxylic acid

Short Description:

  • CAS No.: 142-45-0
  • Product Name: Acetylenedicarboxylic acid
  • Molecular Formula: C4H2O4
  • Molecular Weight: 114.06
  • EINECS No.: 205-536-0

  • Product Detail

    Product Tags

    Synonyms:

    ACETYLENEDICARBOXYLIC ACID FREE ACID;BUTYNEDIOIC ACID ACETYLENE DICARBOXYLIC ACID 99%;Acetylenedicarboxylic acid,98%;Acetylen-dicarbonsαure;But-2-ynedioic acid;2-Butynedioate;NSC-1903;NSC-631597

    Canonical SMILES: C(#CC(=O)O)C(=O)O

    HS Code: 29171990

    Density:1.1794(roughestimate)

    Boiling Point:133.5°C(roughestimate)

    Refractive Index:1.5260(estimate)

    Flash Point: 131°C

    Melting Point: 180-187 °C(dec.)(lit.)

    Storage: 2-8°C

    PKA: pK1:1.75;pK2:4.40(25°C)

    Appearance: CrystallinePowderorCrystals

    Hazard Codes: T,Xi

    Risk Statements:  25-36/37/38

    Safety Statements: 26-45-37/39

    Transport: UN 2811 6.1/PG 3

    WGK Germany: 3

    HazardClass: 6.1


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