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    Chemical structure of 4-ethynylthiophene-2-carboxylic acid , CAS 1935990-01-4, AChemBlock AD270944

    4-ethynylthiophene-2-carboxylic acid

    Catalog ID: AD270944

    Product Name: 4-ethynylthiophene-2-carboxylic acid
    CAS: 1935990-01-4
    Purity: 95%
    FW: 152.17
    Formula: C₇H₄O₂S
    Synonym(s): 4-ethynylthiophene-2-carboxylic acid
    Smiles: C#CC1=CSC(C(O)=O)=C1
    4-ethynylthiophene-2-carboxylic acid 95%, CAS#: 1935990-01-4, Cat ID: AD270944, , AChemBlock
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    Packaging:100MG List Price: $455 Quantity:
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    Packaging:1G List Price: $1,315 Quantity:
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    Jun 29,2026

    update on 06-14-2026

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    Purity 95%
    Appearances
    Storage Store at 0-8 °C
    Shipping normal
    MSDS Download MSDS
    IUPAC Name 4-ethynylthiophene-2-carboxylic acid
    HTS Code
    Smiles C#CC1=CSC(C(O)=O)=C1
    InChiKey DWUZKPVSZDTHMZ-UHFFFAOYSA-N
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