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Identification

Display Name:
Reaction mass of 4-[[4-(aminocarbonyl)phenyl]azo]-N-(2-ethoxyphenyl)-3-hydroxynaphthalene-2-carboxamide and 4-[[4-(aminocarbonyl)phenyl]azo]-3-hydroxy-N-(2-methoxyphenyl)naphthalene-2-carboxamide
EC Number:
911-436-4
CAS Number:
61932-63-6
Molecular formula:
not applicable
IUPAC Name:
Reaction mass of 4-[[4-(aminocarbonyl)phenyl]azo]-N-(2-ethoxyphenyl)-3-hydroxynaphthalene-2-carboxamide and 4-[[4-(aminocarbonyl)phenyl]azo]-3-hydroxy-N-(2-methoxyphenyl)naphthalene-2-carboxamide

Type of Substance

Composition:
multi-constituent substance
Origin:
organic

Substance Identifiers

Compositions

Boundary Composition(s) open all close all

State Form:
solid: nanoform
Degree of purity:
> 90 - < 100 % (w/w)


Constituent 1
Reference substance name:
Reaction mass of 4-[[4-(aminocarbonyl)phenyl]azo]-N-(2-ethoxyphenyl)-3-hydroxynaphthalene-2-carboxamide and 4-[[4-(aminocarbonyl)phenyl]azo]-3-hydroxy-N-(2-methoxyphenyl)naphthalene-2-carboxamide
EC Number:
911-436-4
CAS Number:
61932-63-6
Molecular formula:
not applicable
IUPAC Name:
Reaction mass of 4-[[4-(aminocarbonyl)phenyl]azo]-N-(2-ethoxyphenyl)-3-hydroxynaphthalene-2-carboxamide and 4-[[4-(aminocarbonyl)phenyl]azo]-3-hydroxy-N-(2-methoxyphenyl)naphthalene-2-carboxamide
Impurity 1
Chemical structure
Reference substance name:
2'-ethoxy-3-hydroxy-2-naphthanilide
EC Number:
202-185-5
EC Name:
2'-ethoxy-3-hydroxy-2-naphthanilide
CAS Number:
92-74-0
Molecular formula:
C19H17NO3
IUPAC Name:
N-(2-ethoxyphenyl)-3-hydroxy-2-naphthamide
Impurity 2
Chemical structure
Reference substance name:
3-hydroxy-2'-methoxy-2-naphthanilide
EC Number:
205-206-6
EC Name:
3-hydroxy-2'-methoxy-2-naphthanilide
CAS Number:
135-62-6
Molecular formula:
C18H15NO3
IUPAC Name:
3-hydroxy-N-(2-methoxyphenyl)-2-naphthamide

Characterisation of nanoforms

Type of information reported:
single nanoform
Name of nanoform:
C.I. Pigment Red 210 - joint submission

Shape

Shape descriptionopen allclose all
Shape category:
spheroidal
Remarks:
multimodal shapes containing >85 - <100% spheroidal and >0 - <15% elongated particles
Shape:
cubic
Pure shape:
no
Range:
> 65 - < 100 %
Shape category:
spheroidal
Remarks:
multimodal shapes containing >85 - <100% spheroidal and >0 - <15% elongated particles
Shape:
spherical
Pure shape:
no
Range:
> 0 - < 20 %
Shape category:
elongated
Remarks:
multimodal shapes containing >85 - <100% spheroidal and >0 - <15% elongated particles
Shape:
rod
Pure shape:
no
Range:
> 0 - < 15 %

Particle size distribution and range

Particle size distribution and rangeopen allclose all
Shape category:
spheroidal
Percentileopen allclose all
Percentile:
D10
Range:
ca. 0.01 - ca. 0.045 μm
Percentile:
D50
Range:
ca. 0.015 - ca. 0.07 μm
Percentile:
D90
Range:
ca. 0.025 - ca. 0.11 μm
Additional information:
multimodal shapes containing >85 - <100% spheroidal and >0-<15% elongated particles
Fraction of constituent particles in the size range 1-100 nm:
> 90 - ca. 100 %
Shape category:
elongated
Percentileopen allclose all
Percentile:
D10
Range:
ca. 0.01 - ca. 0.045 μm
Percentile:
D50
Range:
ca. 0.015 - ca. 0.07 μm
Percentile:
D90
Range:
ca. 0.025 - ca. 0.11 μm
Range of length:
ca. 0.01 - ca. 0.31 μm
Range of aspect ratio (:1):
>= 3 - <= 4.6
Fraction of constituent particles in the size range 1-100 nm:
> 90 - ca. 100 %

Crystallinity

Structures
Structure:
crystalline
Name:
C.I. Pigment Red 210
Pure structure:
yes
Crystal system:
other: not known

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
Degree of purity:
> 97 - < 100 % (w/w)


Constituent 1
Chemical structure
Reference substance name:
4-[[4-(aminocarbonyl)phenyl]azo]-N-(2-ethoxyphenyl)-3-hydroxynaphthalene-2-carboxamide
EC Number:
220-509-3
EC Name:
4-[[4-(aminocarbonyl)phenyl]azo]-N-(2-ethoxyphenyl)-3-hydroxynaphthalene-2-carboxamide
CAS Number:
2786-76-7
Molecular formula:
C26H22N4O4
IUPAC Name:
4-[(4-carbamoylphenyl)diazenyl]-N-(2-ethoxyphenyl)-3-hydroxy-2-naphthamide
Constituent 2
Chemical structure
Reference substance name:
4-[[4-(aminocarbonyl)phenyl]azo]-3-hydroxy-N-(2-methoxyphenyl)naphthalene-2-carboxamide
EC Number:
253-292-9
EC Name:
4-[[4-(aminocarbonyl)phenyl]azo]-3-hydroxy-N-(2-methoxyphenyl)naphthalene-2-carboxamide
CAS Number:
36968-27-1
Molecular formula:
C25H20N4O4
IUPAC Name:
4-[(4-carbamoylphenyl)diazenyl]-3-hydroxy-N-(2-methoxyphenyl)-2-naphthamide
Impurity 1
Chemical structure
Reference substance name:
2'-ethoxy-3-hydroxy-2-naphthanilide
EC Number:
202-185-5
EC Name:
2'-ethoxy-3-hydroxy-2-naphthanilide
CAS Number:
92-74-0
Molecular formula:
C19H17NO3
IUPAC Name:
N-(2-ethoxyphenyl)-3-hydroxy-2-naphthamide
Impurity 2
Chemical structure
Reference substance name:
3-hydroxy-2'-methoxy-2-naphthanilide
EC Number:
205-206-6
EC Name:
3-hydroxy-2'-methoxy-2-naphthanilide
CAS Number:
135-62-6
Molecular formula:
C18H15NO3
IUPAC Name:
3-hydroxy-N-(2-methoxyphenyl)-2-naphthamide

Characterisation of nanoforms

Type of information reported:
single nanoform
Name of nanoform:
C.I. Pigment Red 210 - joint submission

Shape

Shape descriptionopen allclose all
Shape category:
spheroidal
Remarks:
multimodal shapes containing about 99% spheroidal particles and about 1% elongated particles
Shape:
cubic
Pure shape:
no
Typical composition:
ca. 94 %
Range:
> 80 - < 100 %
Shape category:
spheroidal
Remarks:
multimodal shapes containing about 99% spheroidal particles and about 1% elongated particles
Shape:
spherical
Pure shape:
no
Typical composition:
ca. 5 %
Range:
> 0 - < 10 %
Shape category:
elongated
Remarks:
multimodal shapes containing about 99% spheroidal particles and about 1% elongated particles
Shape:
rod
Pure shape:
yes
Typical composition:
ca. 1 %
Range:
> 0 - < 10 %

Particle size distribution and range

Particle size distribution and rangeopen allclose all
Shape category:
spheroidal
Remarks:
multimodal shapes containing about 99% spheroidal particles and about 1% elongated particles
Percentileopen allclose all
Percentile:
D10
Typical value:
0.022 μm
Range:
ca. 0.01 - ca. 0.035 μm
Percentile:
D50
Typical value:
0.035 μm
Range:
ca. 0.02 - ca. 0.05 μm
Percentile:
D90
Typical value:
0.055 μm
Range:
ca. 0.04 - ca. 0.07 μm
Additional information:
The determined particle size distribution relates to both shape categories. Due to the very low number of elongated particles, no separate evaluation for rods had been conducted. The smallest dimension of all particles had been considered.
Fraction of constituent particles in the size range 1-100 nm:
> 90 - ca. 100 %
Shape category:
elongated
Remarks:
multimodal shapes containing about 99% spheroidal particles and about 1% elongated particle
Percentileopen allclose all
Percentile:
D10
Typical value:
0.022 μm
Range:
ca. 0.01 - ca. 0.035 μm
Percentile:
D50
Typical value:
0.035 μm
Range:
ca. 0.02 - ca. 0.05 μm
Percentile:
D90
Typical value:
0.055 μm
Range:
ca. 0.04 - ca. 0.07 μm
Typical length:
0.142 μm
Range of length:
ca. 0.02 - ca. 0.265 μm
Typical aspect ratio (:1):
ca. 3.7 :1
Range of aspect ratio (:1):
>= 3 - <= 4.4
Additional information:
The determined particle size distribution relates to both shape categories. Due to the very low number of elongated particles, no separate evaluation for rods had been conducted. The smallest dimension of all particles had been considered.
Fraction of constituent particles in the size range 1-100 nm:
> 90 - ca. 100 %

Crystallinity

Structures
Structure:
crystalline
Name:
C.I. Pigment Red 210 - joint submission
Pure structure:
yes
Crystal system:
other: not known

Specific surface area

Typical specific surface area:
43 m²/g
Range of specific surface area:
>= 30 - <= 56 m²/g
Skeletal density:
1.429 g/cm³

Surface functionalisation / treatment

Surface treatment applied:
no
State Form:
solid: nanoform


Constituent 1
Chemical structure
Reference substance name:
4-[[4-(aminocarbonyl)phenyl]azo]-3-hydroxy-N-(2-methoxyphenyl)naphthalene-2-carboxamide
EC Number:
253-292-9
EC Name:
4-[[4-(aminocarbonyl)phenyl]azo]-3-hydroxy-N-(2-methoxyphenyl)naphthalene-2-carboxamide
CAS Number:
36968-27-1
Molecular formula:
C25H20N4O4
IUPAC Name:
4-[(4-carbamoylphenyl)diazenyl]-3-hydroxy-N-(2-methoxyphenyl)-2-naphthamide