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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Identification

Chemical structure
Display Name:
Phosphoric acid, 2-ethylhexyl ester
EC Number:
235-741-0
EC Name:
Phosphoric acid, 2-ethylhexyl ester
CAS Number:
12645-31-7
Molecular formula:
Mono-Ester: C8H19O4PDi-Ester: C16H35O4PEsters of 2-ethylhexan-1-ol with diphosphoric acid: P2O7(H)4-n(C8H17)n where n = 1-4
IUPAC Name:
Reaction mass of bis(2-ethylhexyl) hydrogen phosphate and 2-ethylhexyl dihydrogen phosphate and esters of 2-ethylhexan-1-ol with diphosphoric acid

Type of Substance

Composition:
multi-constituent substance
Origin:
organic

Substance Identifiers open all close all

  • PR-1137
  • Phosphoric acid
  • TIS # 2930
  • Compositions

    Boundary Composition(s) open all close all

    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    2-ethylhexyl dihydrogen phosphate
    EC Number:
    213-967-0
    EC Name:
    2-ethylhexyl dihydrogen phosphate
    CAS Number:
    1070-03-7
    Molecular formula:
    C8H19O4P
    IUPAC Name:
    2-ethylhexyl dihydrogen phosphate
    Constituent 2
    Chemical structure
    Reference substance name:
    Bis(2-ethylhexyl) hydrogen phosphate
    EC Number:
    206-056-4
    EC Name:
    Bis(2-ethylhexyl) hydrogen phosphate
    CAS Number:
    298-07-7
    Molecular formula:
    C16H35O4P
    IUPAC Name:
    bis(2-ethylhexyl) hydrogen phosphate
    Constituent 3
    Chemical structure
    Reference substance name:
    esters of 2-ethylhexan-1-ol with diphosphoric acid
    Molecular formula:
    P2O7(H)4-n(C8H17)n where n = 1-4
    IUPAC Name:
    esters of 2-ethylhexan-1-ol with diphosphoric acid
    State Form:
    liquid
    Degree of purity:
    > 95 % (w/w)


    Constituent 1
    Chemical structure
    Reference substance name:
    2-ethylhexyl dihydrogen phosphate
    EC Number:
    213-967-0
    EC Name:
    2-ethylhexyl dihydrogen phosphate
    CAS Number:
    1070-03-7
    Molecular formula:
    C8H19O4P
    IUPAC Name:
    2-ethylhexyl dihydrogen phosphate
    Constituent 2
    Chemical structure
    Reference substance name:
    Bis(2-ethylhexyl) hydrogen phosphate
    EC Number:
    206-056-4
    EC Name:
    Bis(2-ethylhexyl) hydrogen phosphate
    CAS Number:
    298-07-7
    Molecular formula:
    C16H35O4P
    IUPAC Name:
    bis(2-ethylhexyl) hydrogen phosphate
    Constituent 3
    Chemical structure
    Reference substance name:
    esters of 2-ethylhexan-1-ol with diphosphoric acid
    Molecular formula:
    P2O7(H)4-n(C8H17)n where n = 1-4
    IUPAC Name:
    esters of 2-ethylhexan-1-ol with diphosphoric acid
    Impurity 1
    Chemical structure
    Reference substance name:
    Tris(2-ethylhexyl) phosphate
    EC Number:
    201-116-6
    EC Name:
    Tris(2-ethylhexyl) phosphate
    CAS Number:
    78-42-2
    Molecular formula:
    C24H51O4P
    IUPAC Name:
    tris(2-ethylhexyl) phosphate
    Impurity 2
    Reference substance name:
    Olefins of 3-methylheptane
    Molecular formula:
    One degree of unsaturation: C8H16 Two degrees of unsaturation: C8H14
    IUPAC Name:
    Olefins of 3-methylheptane
    Impurity 3
    Chemical structure
    Reference substance name:
    2-ethylhexan-1-ol
    EC Number:
    203-234-3
    EC Name:
    2-ethylhexan-1-ol
    CAS Number:
    104-76-7
    Molecular formula:
    C8H18O
    IUPAC Name:
    2-ethylhexal-1-ol
    Impurity 4
    Chemical structure
    Reference substance name:
    Orthophosphoric acid
    EC Number:
    231-633-2
    EC Name:
    Orthophosphoric acid
    CAS Number:
    7664-38-2
    Molecular formula:
    H3O4P
    IUPAC Name:
    phosphoric acid
    Impurity 5
    Reference substance name:
    Unknown Impurities (<= 10 %)
    IUPAC Name:
    Unknown Impurities (<= 10 %)
    Impurity 6
    Reference substance name:
    Unknown Impurities (<=0.1%)
    Molecular formula:
    N/A - unknown impurities
    IUPAC Name:
    Unknown Impurities (<=0.1%)
    State Form:
    liquid


    Constituent 1
    Chemical structure
    Reference substance name:
    2-ethylhexyl dihydrogen phosphate
    EC Number:
    213-967-0
    EC Name:
    2-ethylhexyl dihydrogen phosphate
    CAS Number:
    1070-03-7
    Molecular formula:
    C8H19O4P
    IUPAC Name:
    2-ethylhexyl dihydrogen phosphate
    Constituent 2
    Chemical structure
    Reference substance name:
    Bis(2-ethylhexyl) hydrogen phosphate
    EC Number:
    206-056-4
    EC Name:
    Bis(2-ethylhexyl) hydrogen phosphate
    CAS Number:
    298-07-7
    Molecular formula:
    C16H35O4P
    IUPAC Name:
    bis(2-ethylhexyl) hydrogen phosphate
    Constituent 3