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    Chemical structure of 3-Bromo-5-methyl-1H,4H,5H-pyrazolo[3,4-d]pyrimidin-4-one , CAS 66865-12-1, AChemBlock L13327

    3-Bromo-5-methyl-1H,4H,5H-pyrazolo[3,4-d]pyrimidin-4-one

    Catalog ID: L13327

    Product Name: 3-Bromo-5-methyl-1H,4H,5H-pyrazolo[3,4-d]pyrimidin-4-one
    CAS: 66865-12-1
    MDL: MFCD28502403
    Purity: 97%
    FW: 229.04
    Formula: C₆H₅BrN₄O
    Synonym(s): 3-bromo-5-methyl-1,5-dihydro-4h-pyrazolo[3,4-d]pyrimidin-4-one
    Smiles: CN1C=NC2=C(C1=O)/C(Br)=N\N2
    3-Bromo-5-methyl-1H,4H,5H-pyrazolo[3,4-d]pyrimidin-4-one 97%, CAS#: 66865-12-1, Cat ID: L13327, BUILDING BLOCKS, AChemBlock
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    Grouped product items
    Packaging List Price Qty Total Total_Price($) Availability Estimated Ship Time
    Packaging:250MG List Price: $505 Quantity:
    		Total:-- Total_Price($):-- Availability: In Stock in USA Estimated Ship Time:

    Jun 19,2026

    Packaging:1G List Price: $1,265 Quantity:
    		Total:-- Total_Price($):-- Availability: In Stock in USA Estimated Ship Time:

    Jun 19,2026

    update on 06-15-2026

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    Safety Information
    Safety Information
    Pictograms GHS06
    Signal Word Danger
    Hazard Statements Toxic if swallowed
    Causes serious eye irritation
    Toxic if inhaled
    Toxic to aquatic life
    Precautionary Statements Obtain special instructions before use.
    Avoid breathing dust/fume/gas/mist/vapours/spray.
    Product Information
    Product Information
    Product Information
    Purity 97%
    Appearances
    Storage Store at 0-8 °C
    Shipping Room Temp
    MSDS Download MSDS
    IUPAC Name 3-bromo-5-methyl-1,5-dihydro-4h-pyrazolo[3,4-d]pyrimidin-4-one
    HTS Code 2933998290
    Smiles CN1C=NC2=C(C1=O)/C(Br)=N\N2
    InChiKey QFVXBJGDTRBUKY-UHFFFAOYSA-N
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