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    Chemical structure of 4,4,5,5-tetramethyl-2-{2H,3H-thieno[3,4-b][1,4]dioxin-5-yl}-1,3,2-dioxaborolane , CAS 250726-93-3, AChemBlock S76451

    4,4,5,5-tetramethyl-2-{2H,3H-thieno[3,4-b][1,4]dioxin-5-yl}-1,3,2-dioxaborolane

    Catalog ID: S76451

    Product Name: 4,4,5,5-tetramethyl-2-{2H,3H-thieno[3,4-b][1,4]dioxin-5-yl}-1,3,2-dioxaborolane
    CAS: 250726-93-3
    MDL: MFCD08060541
    Purity: 97%
    Appearance: Off-white to gray solid
    FW: 268.13
    Formula: C₁₂H₁₇BO₄S
    Synonym(s): 2-(2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
    Smiles: CC1(C)OB(C2=C3OCCOC3=CS2)OC1(C)C
    4,4,5,5-tetramethyl-2-{2H,3H-thieno[3,4-b][1,4]dioxin-5-yl}-1,3,2-dioxaborolane 97%, CAS#: 250726-93-3, Cat ID: S76451, BUILDING BLOCKS, AChemBlock
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    Packaging:1G List Price: $60 Quantity:
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    Jul 01,2026

    Packaging:5G List Price: $280 Quantity:
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    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.
    Product Information
    Product Information
    Product Information
    Purity 97%
    Appearances Off-white to gray solid
    Storage Store at 0-8 °C
    Shipping Room Temp
    MSDS Download MSDS
    IUPAC Name 2-(2,3-dihydrothieno[3,4-b][1,4]dioxin-5-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
    HTS Code 2934999001
    Smiles CC1(C)OB(C2=C3OCCOC3=CS2)OC1(C)C
    InChiKey HRLHWIMNIQOHRF-UHFFFAOYSA-N
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