Registration Dossier

Identification

Chemical structure
Display Name:
6-chloro-2-(6-chloro-4-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-4-methylbenzo[b]thiophene-3(2H)-one
EC Number:
219-163-6
EC Name:
6-chloro-2-(6-chloro-4-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-4-methylbenzo[b]thiophene-3(2H)-one
CAS Number:
2379-74-0
Molecular formula:
C18H10Cl2O2S2
IUPAC Name:
6-chloro-2-[(2E)-6-chloro-4-methyl-3-oxo-2,3-dihydro-1-benzothiophen-2-ylidene]-4-methyl-2,3-dihydro-1-benzothiophen-3-one

Type of Substance

Composition:
mono-constituent substance
Origin:
organic

Substance Identifiers open all close all

  • D & C Red 30 (Vat Red ), D & C Red 30 (Vat Red, Al Lake), D & C Red 30 (Vat Red, Talc Lake )
  • D & C Red no. 30
  • Compositions

    Boundary Composition(s) open all close all

    State Form:
    solid: nanoform


    Constituent 1
    Chemical structure
    Reference substance name:
    6-chloro-2-(6-chloro-4-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-4-methylbenzo[b]thiophene-3(2H)-one
    EC Number:
    219-163-6
    EC Name:
    6-chloro-2-(6-chloro-4-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-4-methylbenzo[b]thiophene-3(2H)-one
    CAS Number:
    2379-74-0
    Molecular formula:
    C18H10Cl2O2S2
    IUPAC Name:
    6-chloro-2-[(2E)-6-chloro-4-methyl-3-oxo-2,3-dihydro-1-benzothiophen-2-ylidene]-4-methyl-2,3-dihydro-1-benzothiophen-3-one

    Characterisation of nanoforms

    Type of information reported:
    single nanoform
    Name of nanoform:
    C.I. Pigment Red 181 - joint submission

    Shape

    Shape descriptionopen allclose all
    Shape category:
    spheroidal
    Remarks:
    Multimodal shapes containing spheroidal and elongated particles
    Shape:
    cubic
    Pure shape:
    no
    Range:
    > 40 - < 100 %
    Shape category:
    spheroidal
    Remarks:
    Multimodal shapes containing spheroidal and elongated particles
    Shape:
    spherical
    Pure shape:
    no
    Range:
    > 0 - < 30 %
    Shape category:
    elongated
    Remarks:
    Multimodal shapes containing spheroidal and elongated particles
    Shape:
    rod
    Pure shape:
    no
    Range:
    > 0 - < 60 %

    Particle size distribution and range

    Particle size distribution and rangeopen allclose all
    Shape category:
    spheroidal
    Remarks:
    Multimodal shapes containing spheroidal and elongated particles
    Percentileopen allclose all
    Percentile:
    D10
    Range:
    >= 0.01 - <= 0.04 μm
    Percentile:
    D50
    Range:
    >= 0.02 - <= 0.06 μm
    Percentile:
    D90
    Range:
    >= 0.03 - <= 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:
    >= 80 - <= 100 %
    Shape category:
    elongated
    Remarks:
    Multimodal shapes containing spheroidal and elongated particles
    Percentileopen allclose all
    Percentile:
    D10
    Range:
    >= 0.01 - <= 0.04 μm
    Percentile:
    D50
    Range:
    >= 0.02 - <= 0.06 μm
    Percentile:
    D90
    Range:
    >= 0.03 - <= 0.1 μm
    Range of length:
    >= 0.01 - <= 0.34 μm
    Range of aspect ratio (:1):
    >= 3 - <= 4.8
    Additional information:
    The particle size distribution relates to both shape categories.
    Fraction of constituent particles in the size range 1-100 nm:
    >= 80 - <= 100 %

    Crystallinity

    Structures
    Structure:
    crystalline
    Name:
    C.I. Pigment Red 181
    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:
    6-chloro-2-(6-chloro-4-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-4-methylbenzo[b]thiophene-3(2H)-one
    EC Number:
    219-163-6
    EC Name:
    6-chloro-2-(6-chloro-4-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-4-methylbenzo[b]thiophene-3(2H)-one
    CAS Number:
    2379-74-0
    Molecular formula:
    C18H10Cl2O2S2
    IUPAC Name:
    6-chloro-2-[(2E)-6-chloro-4-methyl-3-oxo-2,3-dihydro-1-benzothiophen-2-ylidene]-4-methyl-2,3-dihydro-1-benzothiophen-3-one

    Characterisation of nanoforms

    Type of information reported:
    single nanoform
    Name of nanoform:
    C.I. Pigment Red 181 - joint submission

    Shape

    Shape descriptionopen allclose all
    Shape category:
    spheroidal
    Remarks:
    Multimodal shapes containing spheroidal and elongated particles
    Shape:
    cubic
    Pure shape:
    no
    Range:
    > 40 - < 100 %
    Shape category:
    spheroidal
    Remarks:
    Multimodal shapes containing spheroidal and elongated particles
    Shape:
    spherical
    Pure shape:
    no
    Range:
    > 0 - < 30 %
    Shape category:
    elongated
    Remarks:
    Multimodal shapes containing spheroidal and elongated particles
    Shape:
    rod
    Pure shape:
    no
    Range:
    > 0 - < 60 %

    Particle size distribution and range

    Particle size distribution and rangeopen allclose all
    Shape category:
    spheroidal
    Remarks:
    Multimodal shapes containing spheroidal and elongated particles
    Percentileopen allclose all
    Percentile:
    D10
    Range:
    >= 0.01 - <= 0.04 μm
    Percentile:
    D50
    Range:
    >= 0.02 - <= 0.06 μm
    Percentile:
    D90
    Range:
    >= 0.03 - <= 0.1 μm
    Additional information:
    The 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:
    >= 80 - <= 100 %
    Shape category:
    elongated
    Remarks:
    Multimodal shapes containing spheroidal and elongated particles
    Percentileopen allclose all
    Percentile:
    D10
    Range:
    >= 0.01 - <= 0.04 μm
    Percentile:
    D50
    Range:
    >= 0.02 - <= 0.06 μm
    Percentile:
    D90
    Range:
    >= 0.03 - <= 0.1 μm
    Range of length:
    >= 0.05 - <= 0.3 μm
    Range of aspect ratio (:1):
    >= 3 - <= 4.6
    Additional information:
    The 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:
    >= 80 - <= 100 %

    Crystallinity

    Structures
    Structure:
    crystalline
    Name:
    C.I. Pigment Red 181
    Pure structure:
    yes

    Specific surface area

    Range of specific surface area:
    >= 30 - <= 70 m²/g
    Skeletal density:
    1.626 g/cm³

    Surface functionalisation / treatment

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


    Constituent 1
    Chemical structure
    Reference substance name:
    6-chloro-2-(6-chloro-4-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-4-methylbenzo[b]thiophene-3(2H)-one
    EC Number:
    219-163-6
    EC Name:
    6-chloro-2-(6-chloro-4-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-4-methylbenzo[b]thiophene-3(2H)-one
    CAS Number:
    2379-74-0
    Molecular formula:
    C18H10Cl2O2S2
    IUPAC Name:
    6-chloro-2-[(2E)-6-chloro-4-methyl-3-oxo-2,3-dihydro-1-benzothiophen-2-ylidene]-4-methyl-2,3-dihydro-1-benzothiophen-3-one
    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    6-chloro-2-(6-chloro-4-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-4-methylbenzo[b]thiophene-3(2H)-one
    EC Number:
    219-163-6
    EC Name:
    6-chloro-2-(6-chloro-4-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-4-methylbenzo[b]thiophene-3(2H)-one
    CAS Number:
    2379-74-0
    Molecular formula:
    C18H10Cl2O2S2
    IUPAC Name:
    6-chloro-2-[(2E)-6-chloro-4-methyl-3-oxo-2,3-dihydro-1-benzothiophen-2-ylidene]-4-methyl-2,3-dihydro-1-benzothiophen-3-one
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    6-chloro-2-(6-chloro-4-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-4-methylbenzo[b]thiophene-3(2H)-one
    EC Number:
    219-163-6
    EC Name:
    6-chloro-2-(6-chloro-4-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-4-methylbenzo[b]thiophene-3(2H)-one
    CAS Number:
    2379-74-0
    Molecular formula:
    C18H10Cl2O2S2
    IUPAC Name:
    6-chloro-2-[(2E)-6-chloro-4-methyl-3-oxo-2,3-dihydro-1-benzothiophen-2-ylidene]-4-methyl-2,3-dihydro-1-benzothiophen-3-one
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    6-chloro-2-(6-chloro-4-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-4-methylbenzo[b]thiophene-3(2H)-one
    EC Number:
    219-163-6
    EC Name:
    6-chloro-2-(6-chloro-4-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-4-methylbenzo[b]thiophene-3(2H)-one
    CAS Number:
    2379-74-0
    Molecular formula:
    C18H10Cl2O2S2
    IUPAC Name:
    6-chloro-2-[(2E)-6-chloro-4-methyl-3-oxo-2,3-dihydro-1-benzothiophen-2-ylidene]-4-methyl-2,3-dihydro-1-benzothiophen-3-one
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    6-chloro-2-(6-chloro-4-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-4-methylbenzo[b]thiophene-3(2H)-one
    EC Number:
    219-163-6
    EC Name:
    6-chloro-2-(6-chloro-4-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-4-methylbenzo[b]thiophene-3(2H)-one
    CAS Number:
    2379-74-0
    Molecular formula:
    C18H10Cl2O2S2
    IUPAC Name:
    6-chloro-2-[(2E)-6-chloro-4-methyl-3-oxo-2,3-dihydro-1-benzothiophen-2-ylidene]-4-methyl-2,3-dihydro-1-benzothiophen-3-one

    Composition(s) generated upon use

    Other types of composition(s)