Registration Dossier
Registration Dossier
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EC number: 221-264-5 | CAS number: 3049-71-6
Substance identity
Identification
- Display Name:
- 2,9-bis[4-(phenylazo)phenyl]anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetrone
- EC Number:
- 221-264-5
- EC Name:
- 2,9-bis[4-(phenylazo)phenyl]anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetrone
- CAS Number:
- 3049-71-6
- Molecular formula:
- C48H26N6O4
- IUPAC Name:
- 2,9-bis[4-(phenyldiazenyl)phenyl]isoquino[4',5',6':6,5,10]anthra[2,1,9-def]isoquinoline-1,3,8,10(2H,9H)-tetrone
Type of Substance
- Composition:
- mono-constituent substance
- Origin:
- organic
Substance Identifiers open all close all
Compositions
Boundary Composition(s) open all close all
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- 2,9-bis[4-(phenylazo)phenyl]anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetrone
- EC Number:
- 221-264-5
- EC Name:
- 2,9-bis[4-(phenylazo)phenyl]anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetrone
- CAS Number:
- 3049-71-6
- Molecular formula:
- C48H26N6O4
- IUPAC Name:
- 2,9-bis[4-(phenyldiazenyl)phenyl]isoquino[4',5',6':6,5,10]anthra[2,1,9-def]isoquinoline-1,3,8,10(2H,9H)-tetrone
Characterisation of nanoforms
- Type of information reported:
- single nanoform
- Name of nanoform:
- Pigment Red 178_Nanoform_Multimodal
Shape
Shape description
- Shape category:
- spheroidal
- Shape:
- spherical
- Pure shape:
- yes
- Typical composition:
- ca. 100 %
- Range:
- > 80 - <= 100 %
Particle size distribution and range
Particle size distribution and range
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 20 nm
- Range:
- > 5 - < 60 nm
- Percentile:
- D50
- Typical value:
- ca. 60 nm
- Range:
- > 10 - < 100 nm
- Percentile:
- D90
- Typical value:
- ca. 150 nm
- Range:
- > 100 - < 200 nm
- Fraction of constituent particles in the size range 1-100 nm:
- ca. 50 - <= 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- C.I. Pigment Red 178
- Pure structure:
- yes
- 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. 40 m²/g
- Range of specific surface area:
- > 30 - < 100 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
Legal Entity Composition(s) open all close all
- State Form:
- solid: nanoform
Constituent 1
- Reference substance name:
- 2,9-bis[4-(phenylazo)phenyl]anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetrone
- EC Number:
- 221-264-5
- EC Name:
- 2,9-bis[4-(phenylazo)phenyl]anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetrone
- CAS Number:
- 3049-71-6
- Molecular formula:
- C48H26N6O4
- IUPAC Name:
- 2,9-bis[4-(phenyldiazenyl)phenyl]isoquino[4',5',6':6,5,10]anthra[2,1,9-def]isoquinoline-1,3,8,10(2H,9H)-tetrone
Characterisation of nanoforms
- Type of information reported:
- single nanoform
- Name of nanoform:
- Pigment Red 178_Nanoform_Spheroidal
Shape
Shape description
- Shape category:
- spheroidal
- Shape:
- spherical
- Pure shape:
- yes
- Typical composition:
- ca. 100 %
- Range:
- >= 99 - <= 100 %
Particle size distribution and range
Particle size distribution and range
- Shape category:
- spheroidal
Percentileopen allclose all
- Percentile:
- D10
- Typical value:
- ca. 18.8 nm
- Range:
- > 5 - < 50 nm
- Percentile:
- D50
- Typical value:
- ca. 59.4 nm
- Range:
- > 10 - < 100 nm
- Percentile:
- D90
- Typical value:
- ca. 139.7 nm
- Range:
- > 100 - < 200 nm
- Fraction of constituent particles in the size range 1-100 nm:
- >= 70 - <= 100 %
Crystallinity
Structures
- Structure:
- crystalline
- Name:
- C.I. Pigment Red 178
- Pure structure:
- yes
- Typical composition:
- 100 %
Specific surface area
- Typical specific surface area:
- ca. 37 m²/g
- Range of specific surface area:
- >= 15 - < 100 m²/g
Surface functionalisation / treatment
- Surface treatment applied:
- no
Composition(s) generated upon use
Other types of composition(s)
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