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    Chemical structure of 3-ethynylpyridin-2(1H)-one , CAS 142502-88-3, AChemBlock Q52687

    3-ethynylpyridin-2(1H)-one

    Catalog ID: Q52687

    Product Name: 3-ethynylpyridin-2(1H)-one
    CAS: 142502-88-3
    MDL: MFCD19224120
    Purity: 97%
    FW: 119.12
    Formula: C₇H₅NO
    Synonym(s): 3-ethynylpyridin-2(1h)-one
    Smiles: C#CC1=CC=CNC1=O
    3-ethynylpyridin-2(1H)-one 97%, CAS#: 142502-88-3, Cat ID: Q52687, BUILDING BLOCKS, AChemBlock
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    Packaging:1G List Price: $1,255 Quantity:
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    Aug 07,2026

    Packaging:5G List Price: $3,765 Quantity:
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    Aug 07,2026

    update on 06-14-2026

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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
    Storage Store at 0-8 °C
    Shipping Room Temp
    MSDS Download MSDS
    IUPAC Name 3-ethynylpyridin-2(1h)-one
    HTS Code 2933399100
    Smiles C#CC1=CC=CNC1=O
    InChiKey DYXYXOXAWBFIIZ-UHFFFAOYSA-N
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