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    Chemical structure of (2E)-4-(1H-pyrazol-1-yl)but-2-enoic acid , CAS 1251453-32-3, AChemBlock S81756

    (2E)-4-(1H-pyrazol-1-yl)but-2-enoic acid

    Catalog ID: S81756

    Product Name: (2E)-4-(1H-pyrazol-1-yl)but-2-enoic acid
    CAS: 1251453-32-3
    MDL: MFCD16662214
    Purity: 97%
    FW: 152.15
    Formula: C₇H₈N₂O₂
    Synonym(s): (e)-4-(1h-pyrazol-1-yl)but-2-enoic acid
    Smiles: O=C(O)/C=C/CN1C=CC=N1
    (2E)-4-(1H-pyrazol-1-yl)but-2-enoic acid 97%, CAS#: 1251453-32-3, Cat ID: S81756, BUILDING BLOCKS, AChemBlock
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    Aug 12,2026

    update on 06-17-2026

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    Safety Information
    Safety Information
    Pictograms GHS07
    Signal Word Warning
    Hazard Statements Harmful if swallowed
    May cause an allergic skin reaction
    Causes serious eye irritation
    Precautionary Statements Wear protective gloves/protective clothing/eye protection/face protection.
    Product Information
    Product Information
    Product Information
    Purity 97%
    Appearances
    Storage Store at 0-8 °C
    Shipping Room Temp
    MSDS Download MSDS
    IUPAC Name (e)-4-(1h-pyrazol-1-yl)but-2-enoic acid
    HTS Code 2933199000
    Smiles O=C(O)/C=C/CN1C=CC=N1
    InChiKey JCJGXPOJLPUEEU-HNQUOIGGSA-N
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