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Diss Factsheets

Identification

Chemical structure
Display Name:
[1-[[(2-hydroxyphenyl)imino]methyl]-2-naphtholato(2-)-N,O,O']copper
EC Number:
239-763-1
EC Name:
[1-[[(2-hydroxyphenyl)imino]methyl]-2-naphtholato(2-)-N,O,O']copper
CAS Number:
15680-42-9
Molecular formula:
C17H11CuNO2
IUPAC Name:
[1-[[(2-hydroxyphenyl)imino]methyl]-2-naphtholato(2-)-N,O,O']copper

Type of Substance

Composition:
mono-constituent substance
Origin:
organic

Substance Identifiers open all close all

  • Irgazin Yellow 5GLT
  • Irgazin Yellow GT
  • Irgazin Yellow L 0800
  • Compositions

    Boundary Composition(s) open all close all

    State Form:
    solid: nanoform


    Constituent 1
    Chemical structure
    Reference substance name:
    [1-[[(2-hydroxyphenyl)imino]methyl]-2-naphtholato(2-)-N,O,O']copper
    EC Number:
    239-763-1
    EC Name:
    [1-[[(2-hydroxyphenyl)imino]methyl]-2-naphtholato(2-)-N,O,O']copper
    CAS Number:
    15680-42-9
    Molecular formula:
    C17H11CuNO2
    IUPAC Name:
    [1-[[(2-hydroxyphenyl)imino]methyl]-2-naphtholato(2-)-N,O,O']copper

    Characterisation of nanoforms

    Type of information reported:
    single nanoform

    Shape

    Shape description
    Shape category:
    spheroidal
    Shape:
    spherical
    Pure shape:
    yes
    Typical composition:
    > 95 %
    Range:
    > 90 - <= 100 %

    Particle size distribution and range

    Particle size distribution and range
    Shape category:
    spheroidal
    Percentile
    Percentile:
    D50
    Typical value:
    30 nm
    Range:
    > 10 - <= 100 nm
    Typical length:
    > 30 nm
    Range of length:
    > 10 - <= 300 nm
    Typical lateral dimension 1:
    > 10 nm
    Range of lateral dimension 1:
    > 10 - <= 100 nm
    Typical aspect ratio (:1):
    > 3 :1
    Range of aspect ratio (:1):
    >= 1.2 - <= 5
    Fraction of constituent particles in the size range 1-100 nm:
    > 80 %

    Crystallinity

    Structures
    Structure:
    crystalline
    Name:
    CI PY 129
    Pure structure:
    yes
    Typical composition:
    > 90 %
    Range:
    > 80 - <= 100 %
    Description:
    Assessed as crystalline based on TEM pictures.
    It is well known in the field of Pigments that powder X-Ray diffraction mesurements of very fine crystals cannot be used to properly define the crystal system and/or Bravais lattice due to signal broadening.
    (e.g. Herbst, Hunger, Industrial Organic Pigments VCH, 1993, p.44)

    Specific surface area

    Typical specific surface area:
    ca. 90 m²/g
    Range of specific surface area:
    > 40 - <= 150 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:
    [1-[[(2-hydroxyphenyl)imino]methyl]-2-naphtholato(2-)-N,O,O']copper
    EC Number:
    239-763-1
    EC Name:
    [1-[[(2-hydroxyphenyl)imino]methyl]-2-naphtholato(2-)-N,O,O']copper
    CAS Number:
    15680-42-9
    Molecular formula:
    C17H11CuNO2
    IUPAC Name:
    [1-[[(2-hydroxyphenyl)imino]methyl]-2-naphtholato(2-)-N,O,O']copper

    Characterisation of nanoforms

    Type of information reported:
    single nanoform

    Shape

    Shape description
    Shape category:
    spheroidal
    Shape:
    spherical
    Pure shape:
    yes
    Typical composition:
    > 98 %
    Range:
    >= 95 - <= 100 %

    Particle size distribution and range

    Particle size distribution and range
    Shape category:
    spheroidal
    Percentileopen allclose all
    Percentile:
    D50
    Typical value:
    ca. 32 nm
    Range:
    > 10 - < 100 nm
    Percentile:
    D10
    Typical value:
    23.2 nm
    Range:
    > 10 - < 100 nm
    Percentile:
    D90
    Typical value:
    52.2 nm
    Range:
    > 10 - < 100 nm
    Typical length:
    ca. 100 nm
    Range of length:
    > 20 - < 200 nm
    Typical lateral dimension 1:
    ca. 35.7 nm
    Range of lateral dimension 1:
    > 10 - < 100 nm
    Typical aspect ratio (:1):
    ca. 3 :1
    Range of aspect ratio (:1):
    >= 1.2 - <= 4
    Additional information:
    for "typical" dimension average values have been taken.
    Median aspect ratio is 2.8
    Analysis performed on 351 particles.
    For more details please consult the attached dossier ID140
    Fraction of constituent particles in the size range 1-100 nm:
    > 99 - <= 100 %

    Crystallinity

    Structures
    Structure:
    crystalline
    Name:
    C.I. PY 129
    Pure structure:
    yes
    Description:
    Assessed as crystalline based on TEM pictures form attached dossier ID 140.
    It is well known in the field of Pigments, that powder X-Ray diffraction mesurements of very fine crystals cannot be used to properly define the crystal system and/or Bravais lattice due to signal broadening.
    (e.g. Herbst, Hunger, Industrial Organic Pigments VCH, 1993, p.44)

    Specific surface area

    Typical specific surface area:
    ca. 88 m²/g
    Range of specific surface area:
    > 70 - < 110 m²/g

    Surface functionalisation / treatment

    Surface treatment applied:
    no

    Composition(s) generated upon use

    Other types of composition(s)