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    Chemical structure of spiro[5.5]undecan-2-one , CAS 1781-81-3, AChemBlock U138788

    spiro[5.5]undecan-2-one

    Catalog ID: U138788

    Product Name: spiro[5.5]undecan-2-one
    CAS: 1781-81-3
    MDL: MFCD00090150
    Purity: 95%
    Appearance: yellow liquid
    FW: 166.26
    Formula: C₁₁H₁₈O
    Synonym(s): spiro[5.5]undecan-4-one
    Smiles: O=C1CCCC2(CCCCC2)C1
    spiro[5.5]undecan-2-one 95%, CAS#: 1781-81-3, Cat ID: U138788, BUILDING BLOCKS, AChemBlock
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    Packaging:250MG List Price: $140 Quantity:
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    Jun 15,2026

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    Jun 26,2026

    Packaging:5G List Price: $1,660 Quantity:
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    update on 06-14-2026

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    Purity 95%
    Appearances yellow liquid
    Storage Store at 0-8 °C
    Shipping Room Temp
    MSDS Download MSDS
    IUPAC Name spiro[5.5]undecan-4-one
    HTS Code
    Smiles O=C1CCCC2(CCCCC2)C1
    InChiKey FEYUTRZPSFLEST-UHFFFAOYSA-N
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