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    Chemical structure of 5-(chloromethyl)-4H,7H-pyrazolo[1,5-a]pyrimidin-7-one , CAS 1258651-02-3, AChemBlock S81621

    5-(chloromethyl)-4H,7H-pyrazolo[1,5-a]pyrimidin-7-one

    Catalog ID: S81621

    Product Name: 5-(chloromethyl)-4H,7H-pyrazolo[1,5-a]pyrimidin-7-one
    CAS: 1258651-02-3
    MDL: MFCD17480377
    Purity: 97%
    FW: 183.6
    Formula: C₇H₆ClN₃O
    Synonym(s): 5-(chloromethyl)-1H-pyrazolo[1,5-a]pyrimidin-7-one
    Smiles: O=C1C=C(CCl)NC2=CC=NN12
    5-(chloromethyl)-4H,7H-pyrazolo[1,5-a]pyrimidin-7-one 97%, CAS#: 1258651-02-3, Cat ID: S81621, 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: $120 Quantity:
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    Jun 29,2026

    Packaging:1G List Price: $320 Quantity:
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    Jun 29,2026

    Packaging:5G List Price: $1,280 Quantity:
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    Jun 29,2026

    update on 06-15-2026

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    Safety Information
    Safety Information
    Pictograms GHS07
    Signal Word Warning
    Hazard Statements Causes skin irritation
    May cause an allergic skin reaction
    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
    Storage Store at 0-8 °C
    Shipping Room Temp
    MSDS Download MSDS
    IUPAC Name 5-(chloromethyl)-1H-pyrazolo[1,5-a]pyrimidin-7-one
    HTS Code 29339982
    Smiles O=C1C=C(CCl)NC2=CC=NN12
    InChiKey AJTAVFSWJIJWLN-UHFFFAOYSA-N
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