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    Chemical structure of 2',4',5',7'-tetrabromo-3',6'-dihydroxy-3-oxo-spiro[phthalan-1,9'-xanthene]-6-carboxylic acid , CAS 3561-24-8, AChemBlock X186479

    2',4',5',7'-tetrabromo-3',6'-dihydroxy-3-oxo-spiro[phthalan-1,9'-xanthene]-6-carboxylic acid

    Catalog ID: X186479

    Product Name: 2',4',5',7'-tetrabromo-3',6'-dihydroxy-3-oxo-spiro[phthalan-1,9'-xanthene]-6-carboxylic acid
    CAS: 3561-24-8
    Purity: 95%
    FW: 691.9
    Formula: C₂₁H₈Br₄O₇
    Synonym(s): 2',4',5',7'-tetrabromo-3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-6-carboxylic acid
    Smiles: O=C(C1=CC=C2C(OC3(C4=C(OC5=C3C=C(Br)C(O)=C5Br)C(Br)=C(O)C(Br)=C4)C2=C1)=O)O
    2',4',5',7'-tetrabromo-3',6'-dihydroxy-3-oxo-spiro[phthalan-1,9'-xanthene]-6-carboxylic acid 95%, CAS#: 3561-24-8, Cat ID: X186479, BUILDING BLOCKS, AChemBlock
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    Packaging:100MG List Price: $150 Quantity:
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    Jun 30,2026

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    Packaging:1G List Price: $755 Quantity:
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    Jun 30,2026

    update on 06-15-2026

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    Purity 95%
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    IUPAC Name 2',4',5',7'-tetrabromo-3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-6-carboxylic acid
    HTS Code
    Smiles O=C(C1=CC=C2C(OC3(C4=C(OC5=C3C=C(Br)C(O)=C5Br)C(Br)=C(O)C(Br)=C4)C2=C1)=O)O
    InChiKey FPDSBVLLOWTCAO-UHFFFAOYSA-N
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