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Identification

Chemical structure
Display Name:
2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
EC Number:
226-939-8
EC Name:
2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
CAS Number:
5567-15-7
Molecular formula:
C36H32Cl4N6O8
IUPAC Name:
2,2'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutanamide]

Type of Substance

Composition:
mono-constituent substance
Origin:
organic

Substance Identifiers open all close all

  • 226-939-8
  • 5567-15-7
  • 21108
  • 21108
  • C.I. Pigment Yellow 83
  • P.Y.83
  • PY 83
  • Panax Yellow 3R
  • Panax Yellow 3RH
  • Panax Yellow 3RHW
  • Pigment Yellow 83
  • Pigment yellow 83
  • SEIKAFAST YELLOW 2700(B)
  • Sudafast Yellow 137
  • pigment yellow 83

    • Compositions

    Boundary Composition(s) open all close all

    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    EC Number:
    226-939-8
    EC Name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    CAS Number:
    5567-15-7
    Molecular formula:
    C36H32Cl4N6O8
    IUPAC Name:
    2,2'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutanamide]
    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-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    EC Number:
    226-939-8
    EC Name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    CAS Number:
    5567-15-7
    Molecular formula:
    C36H32Cl4N6O8
    IUPAC Name:
    2,2'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutanamide]

    Characterisation of nanoforms

    Type of information reported:
    single nanoform
    Name of nanoform:
    C.I. Pigment Yellow 83 - 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:
    >= 0.01 - <= 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:
    >= 50 - <= 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:
    >= 0.01 - <= 0.1 μm
    Range of length:
    >= 0.01 - <= 0.25 μm
    Range of aspect ratio (:1):
    >= 3 - <= 6
    Additional information:
    the particle size distribution relates to all shape categories
    Fraction of constituent particles in the size range 1-100 nm:
    >= 50 - <= 100 %

    Crystallinity

    Structures
    Structure:
    crystalline
    Name:
    C.I. Pigment Yellow 83
    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: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    EC Number:
    226-939-8
    EC Name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    CAS Number:
    5567-15-7
    Molecular formula:
    C36H32Cl4N6O8
    IUPAC Name:
    2,2'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutanamide]
    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-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    EC Number:
    226-939-8
    EC Name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    CAS Number:
    5567-15-7
    Molecular formula:
    C36H32Cl4N6O8
    IUPAC Name:
    2,2'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutanamide]

    Characterisation of nanoforms

    Type of information reported:
    single nanoform
    Name of nanoform:
    C.I. Pigment Yellow 83 - joint submission

    Shape

    Shape descriptionopen allclose all
    Shape category:
    spheroidal
    Shape:
    cubic
    Pure shape:
    no
    Range:
    > 30 - < 70 %
    Shape category:
    spheroidal
    Shape:
    spherical
    Pure shape:
    no
    Range:
    > 0 - < 20 %
    Shape category:
    elongated
    Shape:
    rod
    Pure shape:
    yes
    Range:
    > 30 - < 70 %

    Particle size distribution and range

    Particle size distribution and rangeopen allclose all
    Shape category:
    spheroidal
    Percentileopen allclose all
    Percentile:
    D10
    Range:
    >= 0.01 - <= 0.025 μm
    Percentile:
    D50
    Range:
    >= 0.01 - <= 0.04 μm
    Percentile:
    D90
    Range:
    >= 0.015 - <= 0.05 μm
    Additional information:
    The determined particle size distribution relates to both shape categories. The smallest dimenstion 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 - <= 0.025 μm
    Percentile:
    D50
    Range:
    >= 0.01 - <= 0.04 μm
    Percentile:
    D90
    Range:
    >= 0.015 - <= 0.05 μm
    Range of length:
    >= 0.03 - <= 0.14 μm
    Range of aspect ratio (:1):
    >= 3.1 - <= 5
    Additional information:
    The determined particle size distribution relates to both shape categories. The smallest dimenstion 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 83
    Pure structure:
    yes

    Specific surface area

    Range of specific surface area:
    >= 55 - <= 100 m²/g
    Skeletal density:
    1.446 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-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    EC Number:
    226-939-8
    EC Name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    CAS Number:
    5567-15-7
    Molecular formula:
    C36H32Cl4N6O8
    IUPAC Name:
    2,2'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutanamide]

    Characterisation of nanoforms

    Type of information reported:
    single nanoform
    This nanoform is covered by a registration:
    yes
    Name of nanoform:
    C.I. Pigment Yellow 83_spheroidal

    Shape

    Shape description
    Shape category:
    spheroidal
    Shape:
    polyhedral
    Pure shape:
    yes
    Typical composition:
    ca. 97.26 %
    Range:
    >= 95 - <= 100 %

    Particle size distribution and range

    Particle size distribution and range
    Shape category:
    spheroidal
    Remarks:
    The aspect ratio of the particles in the sample is less than or equal to 3:1
    Percentileopen allclose all
    Percentile:
    D10
    Typical value:
    ca. 41.58 nm
    Range:
    >= 0 - <= 50 nm
    Percentile:
    D50
    Typical value:
    ca. 59.06 nm
    Range:
    >= 40 - <= 80 nm
    Percentile:
    D90
    Typical value:
    ca. 88.15 nm
    Range:
    >= 50 - <= 100 nm
    Fraction of constituent particles in the size range 1-100 nm:
    >= 95 - <= 100 %

    Crystallinity

    Structures
    Structure:
    crystalline
    Name:
    C.I. Pigment Yellow 83
    Pure structure:
    yes
    Typical composition:
    ca. 97.26 %
    Range:
    >= 95 - <= 100 %

    Specific surface area

    Typical specific surface area:
    ca. 130.43 m²/g
    Range of specific surface area:
    >= 5 - <= 135 m²/g

    Surface functionalisation / treatment

    Surface treatment applied:
    no
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    EC Number:
    226-939-8
    EC Name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    CAS Number:
    5567-15-7
    Molecular formula:
    C36H32Cl4N6O8
    IUPAC Name:
    2,2'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutanamide]
    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-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    EC Number:
    226-939-8
    EC Name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    CAS Number:
    5567-15-7
    Molecular formula:
    C36H32Cl4N6O8
    IUPAC Name:
    2,2'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutanamide]

    Characterisation of nanoforms

    Type of information reported:
    single nanoform
    Name of nanoform:
    C.I. Pigment Yellow 83 - joint submission

    Shape

    Shape descriptionopen allclose all
    Shape category:
    spheroidal
    Shape:
    spherical
    Typical composition:
    25 %
    Range:
    > 0 - < 100 %
    Shape category:
    elongated
    Shape:
    rod
    Typical composition:
    75 %
    Range:
    >= 0 - < 100 %

    Particle size distribution and range

    Particle size distribution and rangeopen allclose all
    Shape category:
    spheroidal
    Percentileopen allclose all
    Percentile:
    D10
    Range:
    >= 10 - <= 50 nm
    Percentile:
    D50
    Range:
    >= 10 - <= 80 nm
    Percentile:
    D90
    Range:
    >= 10 - <= 100 nm
    Fraction of constituent particles in the size range 1-100 nm:
    >= 50 - <= 100 %
    Shape category:
    elongated
    Percentileopen allclose all
    Percentile:
    D10
    Range:
    >= 10 - <= 50 nm
    Percentile:
    D50
    Range:
    >= 10 - <= 80 nm
    Percentile:
    D90
    Range:
    >= 10 - <= 100 nm
    Typical length:
    226 nm
    Range of length:
    >= 10 - <= 250 nm
    Typical aspect ratio (:1):
    4 :1
    Range of aspect ratio (:1):
    >= 3 - <= 6
    Fraction of constituent particles in the size range 1-100 nm:
    >= 50 - <= 100 %

    Crystallinity

    Structures
    Structure:
    crystalline
    Name:
    C.I. Pigment Yellow 83
    Pure structure:
    yes

    Specific surface area

    Typical specific surface area:
    34.7 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-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    EC Number:
    226-939-8
    EC Name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    CAS Number:
    5567-15-7
    Molecular formula:
    C36H32Cl4N6O8
    IUPAC Name:
    2,2'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutanamide]

    Characterisation of nanoforms

    Type of information reported:
    single nanoform
    Name of nanoform:
    Pigment Yellow 83

    Shape

    Shape descriptionopen allclose all
    Shape category:
    elongated
    Shape:
    rod
    Pure shape:
    yes
    Typical composition:
    ca. 18 %
    Range:
    >= 0 - <= 100 %
    Shape category:
    spheroidal
    Shape:
    polyhedral
    Pure shape:
    yes
    Typical composition:
    ca. 82 %
    Range:
    >= 0 - <= 100 %

    Particle size distribution and range

    Particle size distribution and rangeopen allclose all
    Shape category:
    elongated
    Percentileopen allclose all
    Percentile:
    D10
    Typical value:
    < 60 nm
    Range:
    >= 10 - <= 60 nm
    Percentile:
    D50
    Typical value:
    < 80 nm
    Range:
    >= 10 - <= 80 nm
    Percentile:
    D90
    Typical value:
    < 96 nm
    Range:
    >= 10 - <= 100 nm
    Typical length:
    ca. 175 nm
    Range of length:
    >= 50 - <= 300 nm
    Typical aspect ratio (:1):
    ca. 3 :1
    Range of aspect ratio (:1):
    >= 3 - <= 6
    Fraction of constituent particles in the size range 1-100 nm:
    >= 50 - <= 100 %
    Shape category:
    spheroidal
    Percentileopen allclose all
    Percentile:
    D10
    Typical value:
    ca. 45 nm
    Range:
    >= 10 - <= 50 nm
    Percentile:
    D50
    Typical value:
    ca. 67 nm
    Range:
    >= 10 - <= 80 nm
    Percentile:
    D90
    Typical value:
    ca. 90 nm
    Range:
    >= 10 - <= 100 nm
    Fraction of constituent particles in the size range 1-100 nm:
    >= 50 - <= 100 %

    Crystallinity

    Structures
    Structure:
    crystalline
    Name:
    Pigment Yellow 83
    Pure structure:
    yes
    Crystal system:
    monoclinic

    Specific surface area

    Typical specific surface area:
    ca. 58 m²/g
    Range of specific surface area:
    >= 5 - <= 125 m²/g
    Skeletal density:
    1.485 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-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    EC Number:
    226-939-8
    EC Name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    CAS Number:
    5567-15-7
    Molecular formula:
    C36H32Cl4N6O8
    IUPAC Name:
    2,2'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutanamide]

    Characterisation of nanoforms

    Type of information reported:
    single nanoform
    Name of nanoform:
    Pigment Yellow 83_Nanoform_Spheroidal

    Shape

    Shape descriptionopen allclose all
    Shape category:
    spheroidal
    Shape:
    polyhedral
    Pure shape:
    no
    Typical composition:
    ca. 75 %
    Range:
    > 50 - <= 100 %
    Shape category:
    elongated
    Shape:
    rod
    Pure shape:
    no
    Typical composition:
    ca. 25 %
    Range:
    >= 0 - <= 50 %

    Particle size distribution and range

    Particle size distribution and rangeopen allclose all
    Shape category:
    spheroidal
    Percentileopen allclose all
    Percentile:
    D10
    Typical value:
    ca. 20 nm
    Range:
    > 1 - < 40 nm
    Percentile:
    D50
    Typical value:
    ca. 27 nm
    Range:
    > 5 - <= 80 nm
    Percentile:
    D90
    Typical value:
    ca. 37 nm
    Range:
    > 10 - < 90 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. 18 nm
    Range:
    > 1 - < 40 nm
    Percentile:
    D50
    Typical value:
    ca. 23 nm
    Range:
    > 5 - < 60 nm
    Percentile:
    D90
    Typical value:
    ca. 28 nm
    Range:
    > 10 - < 65 nm
    Typical length:
    ca. 86 nm
    Range of length:
    > 56 - < 134 nm
    Typical aspect ratio (:1):
    ca. 3.7 :1
    Range of aspect ratio (:1):
    >= 3 - <= 4.7
    Fraction of constituent particles in the size range 1-100 nm:
    > 80 - <= 100 %

    Crystallinity

    Structures
    Structure:
    crystalline
    Name:
    Pigment Yellow 83
    Pure structure:
    yes

    Specific surface area

    Typical specific surface area:
    ca. 69 m²/g
    Range of specific surface area:
    > 25 - < 89 m²/g

    Surface functionalisation / treatment

    Surface treatment applied:
    no
    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    EC Number:
    226-939-8
    EC Name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    CAS Number:
    5567-15-7
    Molecular formula:
    C36H32Cl4N6O8
    IUPAC Name:
    2,2'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutanamide]
    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-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    EC Number:
    226-939-8
    EC Name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    CAS Number:
    5567-15-7
    Molecular formula:
    C36H32Cl4N6O8
    IUPAC Name:
    2,2'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutanamide]

    Characterisation of nanoforms

    Type of information reported:
    single nanoform
    Name of nanoform:
    Pigment Yellow 83 mainly spheroidal

    Shape

    Shape descriptionopen allclose all
    Shape category:
    spheroidal
    Remarks:
    Spheroidal shape represents 80%
    Shape:
    other: Not quantified in the TEM/SEM report. Mainly cubic and/or spherical.
    Pure shape:
    no
    Typical composition:
    ca. 80 %
    Range:
    >= 40 - <= 85 %
    Shape category:
    elongated
    Shape:
    rod
    Pure shape:
    no
    Typical composition:
    ca. 20 %
    Range:
    >= 0 - <= 50 %

    Particle size distribution and range

    Particle size distribution and rangeopen allclose all
    Shape category:
    spheroidal
    Remarks:
    The particle size distribution relates to spheroidal and elongated particles. Spheroidal shape represents 80% of the total number of particles
    Percentileopen allclose all
    Percentile:
    D10
    Range:
    >= 0.044 - <= 0.095 μm
    Percentile:
    D50
    Range:
    >= 0.076 - <= 0.162 μm
    Percentile:
    D90
    Range:
    >= 0.129 - <= 0.272 μm
    Fraction of constituent particles in the size range 1-100 nm:
    >= 70 - <= 100 %
    Shape category:
    elongated
    Remarks:
    The particle size distribution relates to spheroidal and elongated particles. Elongated shape represents 20% of the total number of particles
    Percentileopen allclose all
    Percentile:
    D10
    Range:
    >= 0.044 - <= 0.095 μm
    Percentile:
    D50
    Range:
    >= 0.076 - <= 0.162 μm
    Percentile:
    D90
    Range:
    >= 0.129 - <= 0.272 μm
    Range of length:
    >= 0.1 - <= 0.32 μm
    Range of aspect ratio (:1):
    >= 3.01 - <= 7.09
    Additional information:
    Results of the tested sample
    Fraction of constituent particles in the size range 1-100 nm:
    >= 80 - <= 100 %

    Crystallinity

    Structures
    Structure:
    crystalline
    Name:
    C.I. Pigment Yellow 83
    Pure structure:
    yes
    Description:
    The tested sample of Pigment Yellow 83 contains an amorphous component and a crystalline phase identified as Pigment Yellow 83.

    Specific surface area

    Typical specific surface area:
    ca. 45.5 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-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    EC Number:
    226-939-8
    EC Name:
    2,2'-[(3,3'-dichloro[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutyramide]
    CAS Number:
    5567-15-7
    Molecular formula:
    C36H32Cl4N6O8
    IUPAC Name:
    2,2'-[(3,3'-dichlorobiphenyl-4,4'-diyl)didiazene-2,1-diyl]bis[N-(4-chloro-2,5-dimethoxyphenyl)-3-oxobutanamide]

    Characterisation of nanoforms

    Type of information reported:
    single nanoform
    This nanoform is covered by a registration:
    yes
    Name of nanoform:
    C.I. Pigment Yellow 83

    Shape

    Shape descriptionopen allclose all
    Shape category:
    spheroidal
    Remarks:
    Orthorhombic & Polyhedral
    Shape:
    orthorhombic
    Pure shape:
    no
    Range:
    > 1 - < 100 %
    Shape category:
    elongated
    Remarks:
    Needle like
    Shape:
    other: Needle like
    Pure shape:
    yes
    Range:
    > 1 - < 100 %

    Particle size distribution and range

    Particle size distribution and rangeopen allclose all
    Shape category:
    elongated
    Remarks:
    Needle like
    Percentileopen allclose all
    Percentile:
    D10
    Typical value:
    0.016 μm
    Range:
    > 0.01 - < 0.02 μm
    Percentile:
    D50
    Typical value:
    0.02 μm
    Range:
    0.015 - < 0.025 μm
    Percentile:
    D90
    Typical value:
    0.028 μm
    Range:
    > 0.025 - < 0.035 μm
    Percentile:
    other: D100
    Typical value:
    0.039 μm
    Range:
    > 0.035 - < 0.05 μm
    Range of length:
    > 0.014 - < 0.189 μm
    Range of aspect ratio (:1):
    >= 1.3 - <= 8.6
    Fraction of constituent particles in the size range 1-100 nm:
    > 1 - < 100 %
    Shape category:
    spheroidal
    Remarks:
    Orthorhombic and Polyhedral
    Percentileopen allclose all
    Percentile:
    D10
    Typical value:
    0.016 μm
    Range:
    > 0.01 - < 0.02 μm
    Percentile:
    D50
    Typical value:
    0.023 μm
    Range:
    > 0.02 - < 0.03 μm
    Percentile:
    D90
    Typical value:
    0.037 μm
    Range:
    > 0.03 - < 0.045 μm
    Percentile:
    other: D100
    Typical value:
    0.056 μm
    Range:
    0.045 - < 0.06 μm
    Fraction of constituent particles in the size range 1-100 nm:
    > 1 - < 100 %

    Crystallinity

    Structures
    Structure:
    amorphous
    Pure structure:
    no
    Range:
    > 12 - < 16 %

    Specific surface area

    Typical specific surface area:
    55.036 m²/g
    Range of specific surface area:
    > 50 - < 60 m²/g
    Typical volume specific surface area:
    165.223 m²/cm³

    Surface functionalisation / treatment

    Surface treatment applied:
    no