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CAS 142-45-0

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2-Butynedioic acid

Description:
2-Butynedioic acid, also known as fumaric acid, is a dicarboxylic acid characterized by its two carboxyl (-COOH) functional groups attached to a four-carbon alkyne backbone. It is a colorless, crystalline solid that is soluble in water and exhibits a slightly acidic nature. The compound has a molecular formula of C4H4O4 and features a triple bond between the second and third carbon atoms, contributing to its reactivity. 2-Butynedioic acid is known for its role in organic synthesis and can serve as a precursor for various chemical reactions, including the formation of polymers and other complex organic molecules. It is also utilized in the food industry as a food additive and in the production of certain pharmaceuticals. The compound has a relatively low toxicity profile, but like many organic acids, it can cause irritation upon contact with skin or mucous membranes. Its unique structure and properties make it a valuable compound in both industrial and laboratory settings.
Formula:C4H2O4
InChI:InChI=1S/C4H2O4/c5-3(6)1-2-4(7)8/h(H,5,6)(H,7,8)
InChI key:InChIKey=YTIVTFGABIZHHX-UHFFFAOYSA-N
SMILES:C(#CC(O)=O)C(O)=O
Synonyms:
  • 2-Butyne-1,4-dioic acid
  • 2-Butynedioic acid
  • Acetaylenedicarboxylic Acid
  • But-2-Ynedioate
  • But-2-Ynedioic Acid
  • Butynedioic acid
  • NSC 1903
  • NSC 631597
  • Potassium 3-Carboxyprop-2-Ynoate
  • Acetylenedicarboxylic acid
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Found 7 products.
  • Acetylenedicarboxylic Acid

    CAS:
    Formula:C4H2O4
    Purity:>90.0%(HPLC)
    Color and Shape:White to Light yellow to Light orange powder to crystal
    Molecular weight:114.06

    Ref: 3B-A0088

    5g
    42.00€
    25g
    141.00€
  • Acetylenedicarboxylic acid, 97%

    CAS:
    <p>Acetylenedicarboxylic acid is employed in the preparation of dimethyl acetylenedicarboxylate and potassium hydrogenacetylenedicarboxylate. It is also used as a laboratory reagent. Further, it is used as a precursor in organic synthesis and also serves as a pharmaceutical intermediate. This Thermo Sc</p>
    Formula:C4H2O4
    Purity:97%
    Color and Shape:White to cream to yellow to pale brown, Powder or crystalline powder or crystals
    Molecular weight:114.06

    Ref: 02-A18736

    5g
    37.00€
    25g
    89.00€
    100g
    289.00€
  • but-2-ynedioic acid

    CAS:
    Formula:C4H2O4
    Purity:95%
    Color and Shape:Solid
    Molecular weight:114.0563

    Ref: IN-DA003NNV

    1g
    24.00€
    5g
    30.00€
    10g
    43.00€
    25g
    65.00€
    100g
    152.00€
    500g
    506.00€
  • Acetylenedicarboxylic acid

    CAS:
    <p>Acetylenedicarboxylic acid</p>
    Purity:95%
    Molecular weight:114.06g/mol

    Ref: 54-OR1028326

    5g
    32.00€
    25g
    92.00€
    100g
    180.00€
    500g
    727.00€
    2.5kg
    3,100.00€
  • ACETYLENEDICARBOXYLIC ACID

    CAS:
    Purity:98.0%
    Color and Shape:Solid
    Molecular weight:114.05599975585938

    Ref: 10-F529888

    5g
    19.00€
    10g
    29.00€
    25g
    50.00€
    100g
    167.00€
  • Acetylenedicarboxylic Acid

    Controlled Product
    CAS:
    <p>Applications Acetylenedicarboxylic Acid is used as an electrolyte in the fabrication of anodic nanoporous alumina. It is also used as a reagent in the synthesis of several organic compounds including that of derivatives of metronodazole (antibiotic and antiprotozoal medication) which display increased antimicrobial and antiparasitic properties.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br>References Kikuchi, T., et al.: Electrochem. Lett., 3, C25 (2014); Al-Masoudi, N., et al.: Monatsh. Chem., 147, 383 (2016);<br></p>
    Formula:C4H2O4
    Color and Shape:Neat
    Molecular weight:114.06

    Ref: TR-A173870

    5g
    101.00€
    25g
    137.00€
    50g
    232.00€
  • Acetylenedicarboxylic acid

    CAS:
    <p>Acetylenedicarboxylic acid is an antimicrobial agent that belongs to the group of dicarboxylic acids. It has strong inhibitory effects against human pathogens, including HIV. Acetylenedicarboxylic acid is a potent inhibitor of several enzymes, including 2-aminoterephthalic acid and malonic acid hydrolases. Acetylenedicarboxylic acid has been shown to inhibit the growth of human pathogens by blocking hydrogen bonding interactions in the enzyme's active site. The high value for this compound was determined using kinetic data obtained from locomotor activity studies in mice.</p>
    Formula:C4H2O4
    Purity:Min. 95%
    Color and Shape:Solid
    Molecular weight:114.06 g/mol

    Ref: 3D-FA43743

    5g
    154.00€
    10g
    203.00€
    25g
    410.00€
    50g
    620.00€
    100g
    1,006.00€