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Ftalatos Dibutilftalato

1. What are the properties of dibutyl phthalate (DBP)?

    The source document for this Digest states:


    CAS No: 84-74-2
    EINECS No: 201-557-4
    IUPAC name: dibutyl phthalate

    Synonyms: di-n-butylphthalat, 1,2-Benzenedicarboxylic acid, dibutyl ester (9CI), Phthalic acid, dibutyl ester (6CI, 8CI), Bis-n-butyl phthalate, Butyl phthalate, DBP, DBP (ester), Dibutyl o-phthalate, Di(n-butyl) 1,2-benzenedicarboxylate, n-Butyl phthalate, Palatinol C, Phthalic acid di-n-butyl ester

    Molecular weight: 278.34
    Molecular formula: C16H22O4

    Structural formula:

    DBP Structural formula


    Purity: >99% (w/w)
    Impurity: ca. 0.01% (w/w) butan-1-ol
    ca. 0.01% (w/w) butyl benzoate
    Additives: none


    Physical state: oily liquid
    Melting point: - 69°C
    Boiling point: 340°C at 1,013 hPa
    Relative density: 1.045 g/cm3 at 20°C
    Vapour pressure: 9.7 + 3.3.10-5 hPa at 25°C
    Water solubility: 10 mg/l at 20°C
    Partition coefficient
    n-octanol/water: log Kow 4.57
    Granulometry: not applicable
    Flammability: negative
    Explosive properties: negative
    Oxidizing properties: negative

    These data are mainly derived from Banerjee and Howard (1984), BASF (corporate data), BUA (1987), Hoyer and Pepperle (1958), Hüls (corporate data); Leyder and Boulanger (1983), Patty (1981). For an extended description see the IUCLID database.

    CLASSIFICATION Classification and labelling according to the 28th ATP of Directive 67/548/EEC3: Classification: Repr. Cat. 2; R61 May cause harm to the unborn child Repr. Cat. 3; R62 Possible risk of impaired fertility N; R50 Dangerous for the environment: very toxic to aquatic organisms

    Labelling: T; N
    R: 61-50-62
    S: 53-45-61

    No Note

    Specific concentration limits: none

    Source & ©:  "2003 Risk Assessment Report (RAR 003) on Dibutyl Phthalate (DBP), Summary of the Report, chapter 1: General Substance Information

    For more information, see the full ECB Risk Assessment Report:
     Chapter 1: General Substance Information

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