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    Phthalic acid

    1. Molecular Structure

    Phthalic acid 2D Structure

    2. Chemical Identity

    PropertyValue
    IUPAC Namephthalic acid
    Molecular FormulaC8H6O4
    SMILESC1=CC=C(C(=C1)C(=O)O)C(=O)O

    3. Chemical Properties

    PropertyValue
    Molecular Weight166.13 g/mol
    TPSA74.6 Ų
    LogP0.7
    Formal Charge0

    4. Experimental Properties

    PropertyValue
    Boiling PointDecomposes (NTP, 1992)
    Melting PointDecomposes at 230 °C
    Density1.593 g/cu cm at 15 °C
    SolubilityIn water, 6,965 mg/L at 25 °C
    Flash Point334 °F (168 °C) (Closed cup)
    Autoignition TempNo data available

    5. Supplier Suggestions

    SupplierWebsiteLocation
    Sigma Aldrich/MerckVisit MerckInternational
    LennoxVisit LennoxIreland
    Doc SolderVisit Doc SolderIreland

    6. GHS Safety & Hazards

    Signal Word
    Danger
    GHS PictogramGHS PictogramGHS Pictogram

    Hazard Statements

    • H315 (47.5%): Causes skin irritation [Warning Skin corrosion/irritation]
    • H318 (15.8%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
    • H319 (83.1%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
    • H335 (83.5%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]
    • H360D ***: May damage the unborn child [Danger Reproductive toxicity]
    • H360Df: May damage the unborn child; Suspected of damaging fertility [Danger Reproductive toxicity]

    Precautionary Statements

    • P203, P280, P318, P405, and P501 (click each P-code to see the statement)
    • P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P305+P354+P338, P317, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)
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