Registration Dossier

Data platform availability banner - registered substances factsheets

Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2-methoxyphenyl)-3-oxobutyramide]
EC Number:
224-867-1
EC Name:
2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2-methoxyphenyl)-3-oxobutyramide]
CAS Number:
4531-49-1
Molecular formula:
C34H30Cl2N6O6
IUPAC Name:
2,2'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis[N-(2-methoxyphenyl)-3-oxobutanamide]

Type of Substance

Composition:
mono-constituent substance
Origin:
organic

Substance Identifiers open all close all

  • 224-867-1
  • 4531-49-1
  • P.Y.17
  • SEIKAFAST YELLOW 2400
  • pigment yellow 17

    • Compositions

    Boundary Composition(s) open all close all

    State Form:
    solid: nanoform


    Constituent 1
    Chemical structure
    Reference substance name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2-methoxyphenyl)-3-oxobutyramide]
    EC Number:
    224-867-1
    EC Name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2-methoxyphenyl)-3-oxobutyramide]
    CAS Number:
    4531-49-1
    Molecular formula:
    C34H30Cl2N6O6
    IUPAC Name:
    2,2'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis[N-(2-methoxyphenyl)-3-oxobutanamide]

    Characterisation of nanoforms

    Type of information reported:
    single nanoform
    Name of nanoform:
    C.I. Pigment Yellow 17 - joint submission

    Shape

    Shape descriptionopen allclose all
    Shape category:
    spheroidal
    Shape:
    cubic
    Pure shape:
    no
    Range:
    >= 0 - < 100 %
    Shape category:
    spheroidal
    Shape:
    spherical
    Pure shape:
    no
    Range:
    >= 0 - < 100 %
    Shape category:
    spheroidal
    Shape:
    polyhedral
    Pure shape:
    no
    Range:
    >= 0 - <= 100 %
    Shape category:
    elongated
    Shape:
    rod
    Pure shape:
    yes
    Range:
    >= 0 - < 100 %

    Particle size distribution and range

    Particle size distribution and rangeopen allclose all
    Shape category:
    spheroidal
    Percentileopen allclose all
    Percentile:
    D10
    Range:
    >= 0.01 - <= 0.05 μm
    Percentile:
    D50
    Range:
    >= 0.01 - <= 0.08 μm
    Percentile:
    D90
    Range:
    >= 0.015 - <= 0.1 μm
    Additional information:
    the particle size distribution relates to both shape categories.
    Fraction of constituent particles in the size range 1-100 nm:
    >= 90 - <= 100 %
    Shape category:
    elongated
    Percentileopen allclose all
    Percentile:
    D10
    Range:
    >= 0.01 - <= 0.05 μm
    Percentile:
    D50
    Range:
    >= 0.01 - <= 0.08 μm
    Percentile:
    D90
    Range:
    >= 0.015 - <= 0.1 μm
    Range of length:
    >= 0.02 - <= 0.25 μm
    Range of aspect ratio (:1):
    >= 3 - <= 5
    Additional information:
    the particle size distribution relates to both shape categories.
    Fraction of constituent particles in the size range 1-100 nm:
    >= 90 - <= 100 %

    Crystallinity

    Structures
    Structure:
    crystalline
    Name:
    C.I. Pigment Yellow 17
    Pure structure:
    yes

    Specific surface area

    Range of specific surface area:
    >= 5 - <= 125 m²/g

    Surface functionalisation / treatment

    Surface treatment applied:
    no
    State Form:
    solid: nanoform


    Constituent 1
    Chemical structure
    Reference substance name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2,4-dimethylphenyl)-3-oxobutyramide]
    EC Number:
    225-822-9
    EC Name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2,4-dimethylphenyl)-3-oxobutyramide]
    CAS Number:
    5102-83-0
    Molecular formula:
    C36H34Cl2N6O4
    IUPAC Name:
    2,2'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis[N-(2,4-dimethylphenyl)-3-oxobutanamide]

    Characterisation of nanoforms

    Type of information reported:
    single nanoform
    Name of nanoform:
    C.I. Pigment Yellow 17 - joint submission

    Shape

    Shape descriptionopen allclose all
    Shape category:
    spheroidal
    Shape:
    cubic
    Pure shape:
    no
    Range:
    >= 0 - < 100 %
    Shape category:
    spheroidal
    Shape:
    spherical
    Pure shape:
    no
    Range:
    >= 0 - < 100 %
    Shape category:
    spheroidal
    Shape:
    polyhedral
    Pure shape:
    no
    Range:
    >= 0 - <= 100 %
    Shape category:
    elongated
    Shape:
    rod
    Pure shape:
    yes
    Range:
    >= 0 - < 100 %

    Particle size distribution and range

    Particle size distribution and rangeopen allclose all
    Shape category:
    spheroidal
    Percentileopen allclose all
    Percentile:
    D10
    Range:
    >= 0.01 - <= 0.05 μm
    Percentile:
    D50
    Range:
    >= 0.01 - <= 0.08 μm
    Percentile:
    D90
    Range:
    >= 0.015 - <= 0.1 μm
    Additional information:
    The particle size distribution relates to all shape categories
    Fraction of constituent particles in the size range 1-100 nm:
    >= 90 - <= 100 %
    Shape category:
    elongated
    Percentileopen allclose all
    Percentile:
    D10
    Range:
    >= 0.01 - <= 0.05 μm
    Percentile:
    D50
    Range:
    >= 0.01 - <= 0.08 μm
    Percentile:
    D90
    Range:
    >= 0.015 - <= 0.1 μm
    Range of length:
    >= 0.02 - <= 0.25 μm
    Range of aspect ratio (:1):
    >= 3 - <= 5
    Additional information:
    the particle size distribution relates to all shape categories
    Fraction of constituent particles in the size range 1-100 nm:
    >= 90 - <= 100 %

    Crystallinity

    Structures
    Structure:
    crystalline
    Name:
    C.I. Pigment Yellow 17
    Pure structure:
    yes

    Specific surface area

    Range of specific surface area:
    >= 5 - <= 125 m²/g

    Surface functionalisation / treatment

    Surface treatment applied:
    no

    Legal Entity Composition(s) open all close all

    State Form:
    solid: nanoform


    Constituent 1
    Chemical structure
    Reference substance name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2-methoxyphenyl)-3-oxobutyramide]
    EC Number:
    224-867-1
    EC Name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2-methoxyphenyl)-3-oxobutyramide]
    CAS Number:
    4531-49-1
    Molecular formula:
    C34H30Cl2N6O6
    IUPAC Name:
    2,2'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis[N-(2-methoxyphenyl)-3-oxobutanamide]

    Characterisation of nanoforms

    Type of information reported:
    single nanoform
    Name of nanoform:
    C.I. Pigment Yellow 17 - joint submission

    Shape

    Shape descriptionopen allclose all
    Shape category:
    spheroidal
    Shape:
    cubic
    Pure shape:
    no
    Range:
    > 40 - < 100 %
    Shape category:
    spheroidal
    Shape:
    spherical
    Pure shape:
    no
    Range:
    > 0 - < 25 %
    Shape category:
    elongated
    Shape:
    rod
    Pure shape:
    yes
    Range:
    > 0 - < 50 %

    Particle size distribution and range

    Particle size distribution and rangeopen allclose all
    Shape category:
    spheroidal
    Percentileopen allclose all
    Percentile:
    D10
    Range:
    >= 0.01 - <= 0.03 μm
    Percentile:
    D50
    Range:
    >= 0.01 - <= 0.04 μm
    Percentile:
    D90
    Range:
    >= 0.015 - <= 0.06 μm
    Additional information:
    the particle size distribution relates to both shape categories. The smallest dimension of all particles had been considered.
    Fraction of constituent particles in the size range 1-100 nm:
    >= 90 - <= 100 %
    Shape category:
    elongated
    Percentileopen allclose all
    Percentile:
    D10
    Range:
    >= 0.01 - <= 0.03 μm
    Percentile:
    D50
    Range:
    >= 0.01 - <= 0.04 μm
    Percentile:
    D90
    Range:
    >= 0.015 - <= 0.06 μm
    Range of length:
    >= 0.02 - <= 0.15 μm
    Range of aspect ratio (:1):
    >= 3 - <= 4.2
    Additional information:
    the particle size distribution relates to both shape categories. The smallest dimension of all particles had been considered.
    Fraction of constituent particles in the size range 1-100 nm:
    >= 90 - <= 100 %

    Crystallinity

    Structures
    Structure:
    crystalline
    Name:
    C.I. Pigment Yellow 17
    Pure structure:
    yes

    Specific surface area

    Range of specific surface area:
    >= 5 - <= 20 m²/g
    Skeletal density:
    1.327 g/cm³

    Surface functionalisation / treatment

    Surface treatment applied:
    no
    State Form:
    solid: nanoform


    Constituent 1
    Chemical structure
    Reference substance name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2-methoxyphenyl)-3-oxobutyramide]
    EC Number:
    224-867-1
    EC Name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2-methoxyphenyl)-3-oxobutyramide]
    CAS Number:
    4531-49-1
    Molecular formula:
    C34H30Cl2N6O6
    IUPAC Name:
    2,2'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis[N-(2-methoxyphenyl)-3-oxobutanamide]

    Characterisation of nanoforms

    Type of information reported:
    single nanoform
    This nanoform is covered by a registration:
    yes
    Name of nanoform:
    Pigment Yellow 17

    Shape

    Shape descriptionopen allclose all
    Shape category:
    spheroidal
    Shape:
    spherical
    Pure shape:
    no
    Range:
    > 1 - < 100 %
    Shape category:
    spheroidal
    Shape:
    cubic
    Pure shape:
    no
    Range:
    > 1 - < 100 %
    Shape category:
    elongated
    Shape:
    rod
    Pure shape:
    no
    Range:
    > 1 - < 100 %

    Particle size distribution and range

    Particle size distribution and rangeopen allclose all
    Shape category:
    spheroidal
    Percentileopen allclose all
    Percentile:
    D10
    Typical value:
    ca. 21 nm
    Range:
    >= 10 - <= 50 nm
    Percentile:
    D50
    Typical value:
    ca. 41 nm
    Range:
    >= 10 - <= 80 nm
    Percentile:
    D90
    Typical value:
    ca. 60 nm
    Range:
    >= 15 - <= 100 nm
    Fraction of constituent particles in the size range 1-100 nm:
    >= 90 - <= 100 %
    Shape category:
    elongated
    Percentileopen allclose all
    Percentile:
    D10
    Typical value:
    ca. 21 nm
    Range:
    >= 10 - <= 50 nm
    Percentile:
    D50
    Typical value:
    ca. 41 nm
    Range:
    >= 10 - <= 80 nm
    Percentile:
    D90
    Typical value:
    ca. 60 nm
    Range:
    >= 15 - <= 100 nm
    Range of length:
    >= 20 - <= 250 nm
    Range of aspect ratio (:1):
    >= 3 - <= 5
    Fraction of constituent particles in the size range 1-100 nm:
    >= 90 - <= 100 %

    Crystallinity

    Structures
    Structure:
    crystalline
    Name:
    Pigment Yellow 17
    Pure structure:
    yes
    Description:
    Pigment looks crystalline in nature.

    Specific surface area

    Typical specific surface area:
    ca. 88.4 m²/g
    Range of specific surface area:
    >= 5 - <= 125 m²/g

    Surface functionalisation / treatment

    Surface treatment applied:
    no
    State Form:
    solid: nanoform


    Constituent 1
    Chemical structure
    Reference substance name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2-methoxyphenyl)-3-oxobutyramide]
    EC Number:
    224-867-1
    EC Name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2-methoxyphenyl)-3-oxobutyramide]
    CAS Number:
    4531-49-1
    Molecular formula:
    C34H30Cl2N6O6
    IUPAC Name:
    2,2'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis[N-(2-methoxyphenyl)-3-oxobutanamide]

    Characterisation of nanoforms

    Type of information reported:
    single nanoform
    This nanoform is covered by a registration:
    yes
    Name of nanoform:
    spheroidal

    Shape

    Shape description
    Shape category:
    spheroidal
    Shape:
    spherical
    Pure shape:
    yes
    Typical composition:
    ca. 95.3 %
    Range:
    >= 95 %

    Particle size distribution and range

    Particle size distribution and range
    Shape category:
    spheroidal
    Percentileopen allclose all
    Percentile:
    D90
    Typical value:
    ca. 25.96 nm
    Range:
    >= 20 - <= 60 nm
    Percentile:
    D50
    Typical value:
    ca. 19.99 nm
    Range:
    >= 15 - <= 45 nm
    Percentile:
    D10
    Typical value:
    ca. 15.01 nm
    Range:
    >= 10 - <= 30 nm
    Fraction of constituent particles in the size range 1-100 nm:
    >= 95 - <= 100 %

    Crystallinity

    Structures
    Structure:
    crystalline
    Name:
    spheroidal structure
    Pure structure:
    yes
    Typical composition:
    ca. 95.3 %
    Range:
    >= 95 - <= 100 %

    Specific surface area

    Typical specific surface area:
    ca. 82.17 m²/g
    Range of specific surface area:
    >= 50 - <= 100 m²/g

    Surface functionalisation / treatment

    Surface treatment applied:
    no
    State Form:
    solid: nanoform
    Degree of purity:
    > 96 - <= 100 % (w/w)


    Constituent 1
    Chemical structure
    Reference substance name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2-methoxyphenyl)-3-oxobutyramide]
    EC Number:
    224-867-1
    EC Name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(2-methoxyphenyl)-3-oxobutyramide]
    CAS Number:
    4531-49-1
    Molecular formula:
    C34H30Cl2N6O6
    IUPAC Name:
    2,2'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis[N-(2-methoxyphenyl)-3-oxobutanamide]
    Impurity 1
    Chemical structure
    Reference substance name:
    o-anisidine
    EC Number:
    201-963-1
    EC Name:
    o-anisidine
    CAS Number:
    90-04-0
    Molecular formula:
    C7H9NO
    IUPAC Name:
    2-methoxyaniline
    Impurity 2
    Reference substance name:
    3,3'-dichlorobenzidine
    EC Number:
    202-109-0
    EC Name:
    3,3'-dichlorobenzidine
    CAS Number:
    91-94-1
    Molecular formula:
    C12H10Cl2N2
    IUPAC Name:
    3,3'-dichlorobiphenyl-4,4'-diamine