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    Chemical structure of 1,2-Oxazole-5-carboxylic acid , CAS 21169-71-1, AChemBlock U103811

    1,2-Oxazole-5-carboxylic acid

    Catalog ID: U103811

    Product Name: 1,2-Oxazole-5-carboxylic acid
    CAS: 21169-71-1
    MDL: MFCD00156151
    Purity: 95.00%
    Appearance: wheat solid
    FW: 113.07
    Formula: C₄H₃NO₃
    Synonym(s): isoxazole-5-carboxylic acid
    Smiles: O=C(O)C1=CC=NO1
    1,2-Oxazole-5-carboxylic acid 95.00%, CAS#: 21169-71-1, Cat ID: U103811, BUILDING BLOCKS, AChemBlock
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    Jun 29,2026

    update on 06-14-2026

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    Product Information
    Purity 95.00%
    Appearances wheat solid
    Storage Store at 0-8 °C
    Shipping Room Temp
    MSDS Download MSDS
    IUPAC Name isoxazole-5-carboxylic acid
    HTS Code
    Smiles O=C(O)C1=CC=NO1
    InChiKey MIIQJAUWHSUTIT-UHFFFAOYSA-N
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