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    Chemical structure of 1H-Pyrazolo[4,3-d]pyrimidine-5,7(4H,6H)-dione , CAS 40769-81-1, AChemBlock F-4257

    1H-Pyrazolo[4,3-d]pyrimidine-5,7(4H,6H)-dione

    Catalog ID: F-4257

    Product Name: 1H-Pyrazolo[4,3-d]pyrimidine-5,7(4H,6H)-dione
    CAS: 40769-81-1
    MDL: MFCD16620660
    Purity: 97%
    Appearance: light grey solid
    FW: 152.11
    Formula: C₅H₄N₄O₂
    Synonym(s): 1,4-dihydro-5h-pyrazolo[4,3-d]pyrimidine-5,7(6h)-dione
    Smiles: O=C1NC(=O)C2=C(C=NN2)N1
    1H-Pyrazolo[4,3-d]pyrimidine-5,7(4H,6H)-dione 97%, CAS#: 40769-81-1, Cat ID: F-4257, BUILDING BLOCKS, AChemBlock
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    update on 06-15-2026

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    Safety Information
    Safety Information
    Pictograms GHS07
    Signal Word warning
    Hazard Statements Harmful if swallowed
    Causes skin irritation
    Causes serious eye irritation
    May cause respiratory irritation
    Precautionary Statements Avoid breathing dust/fume/gas/mist/vapours/spray.
    Wear protective gloves/protective clothing/eye protection/face protection.
    Product Information
    Product Information
    Product Information
    Purity 97%
    Appearances light grey solid
    Storage Store at 0-8 °C
    Shipping Room Temp.
    MSDS Download MSDS
    IUPAC Name 1,4-dihydro-5h-pyrazolo[4,3-d]pyrimidine-5,7(6h)-dione
    HTS Code 2933998290
    Smiles O=C1NC(=O)C2=C(C=NN2)N1
    InChiKey HUUOMBLAKHBLFV-UHFFFAOYSA-N
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