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    Chemical structure of 5-Carboxyfluorescein , CAS 76823-03-5, AChemBlock G-6730

    5-Carboxyfluorescein

    Catalog ID: G-6730

    Product Name: 5-Carboxyfluorescein
    CAS: 76823-03-5
    MDL: MFCD00036874
    Purity: 97%
    Appearance: orange solid
    FW: 376.33
    Formula: C₂₁H₁₂O₇
    Synonym(s): 3',6'-dihydroxy-3-oxo-3h-spiro[isobenzofuran-1,9'-xanthene]-5-carboxylic acid
    Smiles: O=C(O)C1=CC2=C(C=C1)C1(OC2=O)C2=C(C=C(O)C=C2)OC2=C1C=CC(O)=C2
    5-Carboxyfluorescein 97%, CAS#: 76823-03-5, Cat ID: G-6730, REFERENCE COMPOUNDS, AChemBlock
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    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 orange solid
    Storage Store at 0-8 °C
    Shipping Room Temp
    MSDS Download MSDS
    IUPAC Name 3',6'-dihydroxy-3-oxo-3h-spiro[isobenzofuran-1,9'-xanthene]-5-carboxylic acid
    HTS Code 2932999090
    Smiles O=C(O)C1=CC2=C(C=C1)C1(OC2=O)C2=C(C=C(O)C=C2)OC2=C1C=CC(O)=C2
    InChiKey NJYVEMPWNAYQQN-UHFFFAOYSA-N
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