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    Chemical structure of isothiazole-3-carboxylic acid , CAS 4576-90-3, AChemBlock O30998

    isothiazole-3-carboxylic acid

    Catalog ID: O30998

    Product Name: isothiazole-3-carboxylic acid
    CAS: 4576-90-3
    MDL: MFCD09834765
    Purity: 95%
    Appearance: brown powder
    FW: 129.14
    Formula: C₄H₃NO₂S
    Synonym(s): isothiazole-3-carboxylic acid
    Smiles: O=C(O)C1=NSC=C1
    isothiazole-3-carboxylic acid 95%, CAS#: 4576-90-3, Cat ID: O30998, BUILDING BLOCKS, AChemBlock
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    Packaging:250MG List Price: $135 Quantity:
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    Jun 26,2026

    Packaging:1G List Price: $375 Quantity:
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    Jun 26,2026

    Packaging:5G List Price: $1,495 Quantity:
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    Jun 26,2026

    update on 06-14-2026

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    Safety Information
    Safety Information
    Pictograms GHS07
    Signal Word Warning
    Hazard Statements Causes skin irritation
    Causes serious eye irritation
    May cause respiratory irritation
    Precautionary Statements Avoid breathing dust/fume/gas/mist/vapours/spray.
    Product Information
    Product Information
    Product Information
    Purity 95%
    Appearances brown powder
    Storage Store at Room Tem.
    Shipping Room Temp
    MSDS Download MSDS
    IUPAC Name isothiazole-3-carboxylic acid
    HTS Code 2934101000
    Smiles O=C(O)C1=NSC=C1
    InChiKey BMPVWNJQCJQBFW-UHFFFAOYSA-N
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