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    Chemical structure of 4,4,5,5-Tetramethyl-2-[2-(trimethylsilyl)ethynyl]-1,3,2-dioxaborolane , CAS 159087-46-4, AChemBlock O32808

    4,4,5,5-Tetramethyl-2-[2-(trimethylsilyl)ethynyl]-1,3,2-dioxaborolane

    Catalog ID: O32808

    Product Name: 4,4,5,5-Tetramethyl-2-[2-(trimethylsilyl)ethynyl]-1,3,2-dioxaborolane
    CAS: 159087-46-4
    MDL: MFCD13182130
    Purity: 95%
    Appearance: white powder
    FW: 224.19
    Formula: C₁₁H₂₁BO₂Si
    Synonym(s): trimethyl((4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethynyl)silane
    Smiles: CC1(C)OB(C#C[Si](C)(C)C)OC1(C)C
    4,4,5,5-Tetramethyl-2-[2-(trimethylsilyl)ethynyl]-1,3,2-dioxaborolane 95%, CAS#: 159087-46-4, Cat ID: O32808, BUILDING BLOCKS, AChemBlock
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    update on 06-15-2026

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    Safety Information
    Safety Information
    Pictograms GHS07
    Signal Word Warning
    Hazard Statements Causes skin irritation
    Causes serious eye irritation
    May cause respiratory irritation
    Precautionary Statements Avoid breathing dust/fume/gas/mist/vapours/spray.
    Product Information
    Product Information
    Product Information
    Purity 95%
    Appearances white powder
    Storage Store at 0-8 °C
    Shipping Room Temp
    MSDS Download MSDS
    IUPAC Name trimethyl((4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)ethynyl)silane
    HTS Code 2931909051
    Smiles CC1(C)OB(C#C[Si](C)(C)C)OC1(C)C
    InChiKey WIAMOTQUYWWPCK-UHFFFAOYSA-N
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