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    Chemical structure of 3-ethylisothiazole-4-carboxylic acid , CAS 1239844-43-9, AChemBlock X188094

    3-ethylisothiazole-4-carboxylic acid

    Catalog ID: X188094

    Product Name: 3-Ethylisothiazole-4-carboxylic acid
    CAS: 1239844-43-9
    MDL: MFCD16171713
    Purity: 95%
    FW: 157.19
    Formula: C₆H₇NO₂S
    Smiles: O=C(C1=CSN=C1CC)O
    3-Ethylisothiazole-4-carboxylic acid 95%, CAS#: 1239844-43-9, Cat ID: X188094, BUILDING BLOCKS, AChemBlock
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    Packaging:250MG List Price: $490 Quantity:
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    Aug 14,2026

    Packaging:1G List Price: $1,280 Quantity:
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    Aug 14,2026

    update on 08-01-2026

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    Purity 95%
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    IUPAC Name 3-ethylisothiazole-4-carboxylic acid
    HTS Code
    Smiles O=C(C1=CSN=C1CC)O
    InChiKey QSUQJFDPEYVQER-UHFFFAOYSA-N
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