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    Chemical structure of 4H,7H-pyrazolo[1,5-a]pyrimidin-7-one , CAS 29274-23-5, AChemBlock S76265

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

    Catalog ID: S76265

    Product Name: 4H,7H-pyrazolo[1,5-a]pyrimidin-7-one
    CAS: 29274-23-5
    MDL: MFCD09746272
    Purity: 97%
    FW: 135.13
    Formula: C₆H₅N₃O
    Synonym(s): pyrazolo[1,5-a]pyrimidin-7(4h)-one
    Smiles: O=C1C=CNC2=CC=NN12
    4H,7H-pyrazolo[1,5-a]pyrimidin-7-one 97%, CAS#: 29274-23-5, Cat ID: S76265, BUILDING BLOCKS, AChemBlock
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    Grouped product items
    Packaging List Price Qty Total Total_Price($) Availability Estimated Ship Time
    Packaging:5G List Price: $210 Quantity:
    		Total:-- Total_Price($):-- Availability: In Stock Global Estimated Ship Time:

    Jul 01,2026

    Packaging:25G List Price: $840 Quantity:
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    Jul 01,2026

    Packaging:100G List Price: $2,350 Quantity:
    		Total:-- Total_Price($):-- Availability: In Stock Global Estimated Ship Time:

    Jul 01,2026

    update on 06-17-2026

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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 pyrazolo[1,5-a]pyrimidin-7(4h)-one
    HTS Code 29339982
    Smiles O=C1C=CNC2=CC=NN12
    InChiKey BUEFDJQUUGMUJO-UHFFFAOYSA-N
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