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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
3,3'-[(2,5-dichloro-p-phenylene)bis[imino(1-acetyl-2-oxoethylene)azo]]bis[4-chloro-N-(5-chloro-o-tolyl)benzamide]
EC Number:
226-971-2
EC Name:
3,3'-[(2,5-dichloro-p-phenylene)bis[imino(1-acetyl-2-oxoethylene)azo]]bis[4-chloro-N-(5-chloro-o-tolyl)benzamide]
CAS Number:
5580-58-5
Molecular formula:
C42H32Cl6N8O6
IUPAC Name:
3,3'-{(2,5-dichloro-1,4-phenylene)bis[imino(1,3-dioxobutane-2,1-diyl)diazene-2,1-diyl]}bis[4-chloro-N-(5-chloro-2-methylphenyl)benzamide]

Type of Substance

Composition:
mono-constituent substance
Origin:
organic

Substance Identifiers

Compositions

Boundary Composition(s) open all close all

State Form:
solid: nanoform


Constituent 1
Chemical structure
Reference substance name:
3,3'-[(2,5-dichloro-p-phenylene)bis[imino(1-acetyl-2-oxoethylene)azo]]bis[4-chloro-N-(5-chloro-o-tolyl)benzamide]
EC Number:
226-971-2
EC Name:
3,3'-[(2,5-dichloro-p-phenylene)bis[imino(1-acetyl-2-oxoethylene)azo]]bis[4-chloro-N-(5-chloro-o-tolyl)benzamide]
CAS Number:
5580-58-5
Molecular formula:
C42H32Cl6N8O6
IUPAC Name:
3,3'-{(2,5-dichloro-1,4-phenylene)bis[imino(1,3-dioxobutane-2,1-diyl)diazene-2,1-diyl]}bis[4-chloro-N-(5-chloro-2-methylphenyl)benzamide]

Characterisation of nanoforms

Type of information reported:
single nanoform
Name of nanoform:
Pigment Yellow 94

Shape

Shape descriptionopen allclose all
Shape category:
elongated
Shape:
other: needles
Pure shape:
no
Typical composition:
60.7 %
Range:
> 58 - < 62 %
Shape category:
platelet
Shape:
plate
Pure shape:
no
Typical composition:
39.3 %
Range:
> 38 - < 42 %

Particle size distribution and range

Particle size distribution and rangeopen allclose all
Shape category:
elongated
Percentileopen allclose all
Percentile:
D10
Typical value:
50 nm
Range:
> 45 - < 55 nm
Percentile:
D50
Typical value:
89 nm
Range:
> 85 - < 94 nm
Percentile:
D90
Typical value:
149 nm
Range:
> 140 - < 156 nm
Typical length:
428.2 nm
Range of length:
> 91 - < 2 489 nm
Typical aspect ratio (:1):
4.4 :1
Range of aspect ratio (:1):
>= 3.08 - <= 5.72
Fraction of constituent particles in the size range 1-100 nm:
>= 60 - <= 65 %
Shape category:
platelet
Percentileopen allclose all
Percentile:
D10
Typical value:
51 nm
Range:
> 47 - < 55 nm
Percentile:
D50
Typical value:
79 nm
Range:
> 75 - < 83 nm
Percentile:
D90
Typical value:
129 nm
Range:
> 124 - < 134 nm
Typical lateral dimension 1:
187.2 nm
Range of lateral dimension 1:
> 55.6 - < 437.5 nm
Typical lateral dimension 2:
83.07 nm
Range of lateral dimension 2:
> 35.7 - < 198.5 nm
Typical aspect ratio (:1):
2.26 :1
Range of aspect ratio (:1):
>= 1.83 - <= 2.69
Fraction of constituent particles in the size range 1-100 nm:
>= 70 - <= 77 %

Crystallinity

Structures
Structure:
partially-crystalline
Pure structure:
no
Range:
> 84 - < 90 %
Crystal system:
not applicable

Specific surface area

Typical specific surface area:
> 41.9 m²/g
Range of specific surface area:
>= 41.9 - <= 58 m²/g
Typical volume specific surface area:
> 61.17 m²/cm³
Range of volume specific surface area:
>= 61.17 - <= 85.84 m²/cm³
Skeletal density:
>= 1.46 - <= 1.48 g/cm³

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:
3,3'-[(2,5-dichloro-p-phenylene)bis[imino(1-acetyl-2-oxoethylene)azo]]bis[4-chloro-N-(5-chloro-o-tolyl)benzamide]
EC Number:
226-971-2
EC Name:
3,3'-[(2,5-dichloro-p-phenylene)bis[imino(1-acetyl-2-oxoethylene)azo]]bis[4-chloro-N-(5-chloro-o-tolyl)benzamide]
CAS Number:
5580-58-5
Molecular formula:
C42H32Cl6N8O6
IUPAC Name:
3,3'-{(2,5-dichloro-1,4-phenylene)bis[imino(1,3-dioxobutane-2,1-diyl)diazene-2,1-diyl]}bis[4-chloro-N-(5-chloro-2-methylphenyl)benzamide]

Characterisation of nanoforms

Type of information reported:
single nanoform
Name of nanoform:
Pigment Yellow 94

Shape

Shape descriptionopen allclose all
Shape category:
elongated
Shape:
other: needles
Pure shape:
no
Typical composition:
60.7 %
Range:
> 58 - < 62 %
Shape category:
platelet
Shape:
plate
Pure shape:
no
Typical composition:
39.3 %
Range:
> 38 - < 42 %

Particle size distribution and range

Particle size distribution and rangeopen allclose all
Shape category:
elongated
Percentileopen allclose all
Percentile:
D10
Typical value:
50 nm
Range:
> 45 - < 55 nm
Percentile:
D50
Typical value:
89 nm
Range:
> 85 - < 94 nm
Percentile:
D90
Typical value:
149 nm
Range:
> 140 - < 156 nm
Typical length:
428.2 nm
Range of length:
> 91 - < 2 489 nm
Typical aspect ratio (:1):
4.4 :1
Range of aspect ratio (:1):
>= 3.08 - <= 5.72
Fraction of constituent particles in the size range 1-100 nm:
> 60 - <= 65 %
Shape category:
platelet
Percentileopen allclose all
Percentile:
D10
Typical value:
51 nm
Range:
> 47 - < 55 nm
Percentile:
D50
Typical value:
79 nm
Range:
> 75 - < 83 nm
Percentile:
D90
Typical value:
129 nm
Range:
> 124 - < 134 nm
Typical lateral dimension 1:
187.2 nm
Range of lateral dimension 1:
> 55.6 - < 437.5 nm
Typical lateral dimension 2:
83.07 nm
Range of lateral dimension 2:
> 35.7 - < 198.5 nm
Typical aspect ratio (:1):
2.26 :1
Range of aspect ratio (:1):
>= 1.83 - <= 2.69
Fraction of constituent particles in the size range 1-100 nm:
>= 70 - <= 77 %

Crystallinity

Structures
Structure:
partially-crystalline
Pure structure:
no
Range:
> 84 - < 90 %
Crystal system:
not applicable

Specific surface area

Typical specific surface area:
> 41.9 m²/g
Range of specific surface area:
>= 41.9 - <= 58 m²/g
Typical volume specific surface area:
> 61.17 m²/cm³
Range of volume specific surface area:
>= 61.17 - <= 85.84 m²/cm³
Skeletal density:
>= 1.46 - <= 1.48 g/cm³

Surface functionalisation / treatment

Surface treatment applied:
no

Composition(s) generated upon use

Other types of composition(s)