Registration Dossier

Identification

Chemical structure
Display Name:
2-[(4-chloro-2-nitrophenyl)azo]-N-(2-methoxyphenyl)-3-oxobutyramide
EC Number:
236-852-7
EC Name:
2-[(4-chloro-2-nitrophenyl)azo]-N-(2-methoxyphenyl)-3-oxobutyramide
CAS Number:
13515-40-7
Molecular formula:
C17H15ClN4O5
IUPAC Name:
2-[(4-chloro-2-nitrophenyl)azo]-N-(2-methoxyphenyl)-3-oxobutyramide

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:
2-[(4-chloro-2-nitrophenyl)azo]-N-(2-methoxyphenyl)-3-oxobutyramide
EC Number:
236-852-7
EC Name:
2-[(4-chloro-2-nitrophenyl)azo]-N-(2-methoxyphenyl)-3-oxobutyramide
CAS Number:
13515-40-7
Molecular formula:
C17H15ClN4O5
IUPAC Name:
2-[(4-chloro-2-nitrophenyl)azo]-N-(2-methoxyphenyl)-3-oxobutyramide

Characterisation of nanoforms

Type of information reported:
single nanoform
Name of nanoform:
C.I. Pigment Yellow 73-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:
elongated
Shape:
rod
Pure shape:
no
Range:
>= 0 - <= 100 %

Particle size distribution and range

Particle size distribution and rangeopen allclose all
Shape category:
elongated
Percentileopen allclose all
Percentile:
D90
Range:
> 0.055 - < 0.145 μm
Percentile:
D50
Range:
> 0.015 - < 0.1 μm
Percentile:
D10
Range:
> 0.01 - < 0.085 μm
Range of length:
> 0.07 - < 0.63 μm
Range of aspect ratio (:1):
>= 3 - <= 5
Additional information:
The determined particle size distribution relates to both shape categories. The smallest dimension of all particles had been considered.

ASSEMBLY STRUCTURE: homogeneous and solid particles.

RIGIDITY: not required/appropriate.
Fraction of constituent particles in the size range 1-100 nm:
> 80 - ca. 100 %
Shape category:
spheroidal
Percentileopen allclose all
Percentile:
D90
Range:
> 0.055 - < 0.145 μm
Percentile:
D50
Range:
> 0.015 - < 0.1 μm
Percentile:
D10
Range:
> 0.01 - < 0.085 μm
Fraction of constituent particles in the size range 1-100 nm:
> 80 - ca. 100 %

Crystallinity

Structures
Structure:
crystalline
Name:
C.I. Pigment Yellow 73
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:
2-[(4-chloro-2-nitrophenyl)azo]-N-(2-methoxyphenyl)-3-oxobutyramide
EC Number:
236-852-7
EC Name:
2-[(4-chloro-2-nitrophenyl)azo]-N-(2-methoxyphenyl)-3-oxobutyramide
CAS Number:
13515-40-7
Molecular formula:
C17H15ClN4O5
IUPAC Name:
2-[(4-chloro-2-nitrophenyl)azo]-N-(2-methoxyphenyl)-3-oxobutyramide

Characterisation of nanoforms

Type of information reported:
single nanoform
Name of nanoform:
C.I. Pigment Yellow 73-joint submission

Shape

Shape descriptionopen allclose all
Shape category:
spheroidal
Remarks:
multimodal shapes containing about 94% spheroidal particles and about 6% elongated particles
Shape:
cubic
Pure shape:
no
Typical composition:
ca. 89 %
Range:
> 70 - < 95 %
Shape category:
spheroidal
Remarks:
multimodal shapes containing about 94% spheroidal particles and about 6% elongated particles
Shape:
spherical
Pure shape:
no
Typical composition:
ca. 5 %
Range:
> 0 - < 25 %
Shape category:
elongated
Remarks:
multimodal shapes containing about 94% spheroidal particles and about 6% elongated particles
Shape:
rod
Pure shape:
no
Typical composition:
ca. 6 %
Range:
> 0 - < 30 %

Particle size distribution and range

Particle size distribution and rangeopen allclose all
Shape category:
elongated
Percentileopen allclose all
Percentile:
D90
Typical value:
ca. 0.089 μm
Range:
> 0.065 - < 0.11 μm
Percentile:
D50
Typical value:
ca. 0.056 μm
Range:
> 0.035 - < 0.08 μm
Percentile:
D10
Typical value:
ca. 0.039 μm
Range:
> 0.015 - < 0.06 μm
Typical length:
ca. 0.284 μm
Range of length:
> 0.095 - < 0.47 μm
Typical aspect ratio (:1):
ca. 3.6 :1
Range of aspect ratio (:1):
>= 3 - <= 4.3
Additional information:
The determined particle size distribution relates to both shape categories. The smallest dimension of all particles had been considered.


ASSEMBLY STRUCTURE: homogeneous and solid particles.

RIGIDITY: not required/appropriate.
Fraction of constituent particles in the size range 1-100 nm:
> 80 - ca. 100 %
Shape category:
spheroidal
Percentileopen allclose all
Percentile:
D90
Typical value:
ca. 0.089 μm
Range:
> 0.065 - < 0.11 μm
Percentile:
D50
Typical value:
ca. 0.056 μm
Range:
> 0.035 - < 0.08 μm
Percentile:
D10
Typical value:
ca. 0.039 μm
Range:
> 0.015 - < 0.06 μm
Additional information:
The determined particle size distribution relates to both shape categories. The smallest dimension of all particles had been considered.


ASSEMBLY STRUCTURE: homogeneous and solid particles.

RIGIDITY: not required/appropriate.
Fraction of constituent particles in the size range 1-100 nm:
> 80 - ca. 100 %

Crystallinity

Structures
Structure:
crystalline
Name:
C.I. Pigment Yellow 73
Pure structure:
yes
Crystal system:
other: not known

Specific surface area

Typical specific surface area:
ca. 21 m²/g
Range of specific surface area:
>= 15 - <= 27 m²/g
Skeletal density:
1.478 g/cm³

Surface functionalisation / treatment

Surface treatment applied:
no


Constituent 1
Chemical structure
Reference substance name:
2-[(4-chloro-2-nitrophenyl)azo]-N-(2-methoxyphenyl)-3-oxobutyramide
EC Number:
236-852-7
EC Name:
2-[(4-chloro-2-nitrophenyl)azo]-N-(2-methoxyphenyl)-3-oxobutyramide
CAS Number:
13515-40-7
Molecular formula:
C17H15ClN4O5
IUPAC Name:
2-[(4-chloro-2-nitrophenyl)azo]-N-(2-methoxyphenyl)-3-oxobutyramide

Composition(s) generated upon use

Other types of composition(s)