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    Chemical structure of (S)-2-ethynyltetrahydro-2H-pyran , CAS 2165426-16-2, AChemBlock Q62782

    (S)-2-ethynyltetrahydro-2H-pyran

    Catalog ID: Q62782

    Product Name: (S)-2-ethynyltetrahydro-2H-pyran
    CAS: 2165426-16-2
    MDL: MFCD31743667
    Purity: 97%
    FW: 110.16
    Formula: C₇H₁₀O
    Synonym(s): (2S)-2-ethynyloxane
    Smiles: C#C[C@@H]1CCCCO1
    (S)-2-ethynyltetrahydro-2H-pyran 97%, CAS#: 2165426-16-2, Cat ID: Q62782, BUILDING BLOCKS, AChemBlock
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    Packaging:250MG List Price: $865 Quantity:
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    Aug 07,2026

    Packaging:1G List Price: $2,160 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 (2S)-2-ethynyloxane
    HTS Code 2932990400
    Smiles C#C[C@@H]1CCCCO1
    InChiKey ZKTKNSXLODIMFZ-SSDOTTSWSA-N
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