Registration Dossier

Identification

Chemical structure
Display Name:
Strontium 4-[(4-chloro-5-methyl-2-sulphonatophenyl)azo]-3-hydroxy-2-naphthoate (1:1)
EC Number:
267-291-6
EC Name:
Strontium 4-[(4-chloro-5-methyl-2-sulphonatophenyl)azo]-3-hydroxy-2-naphthoate (1:1)
CAS Number:
67828-72-2
Molecular formula:
C18H13ClN2O6S.Sr
IUPAC Name:
strontium 4-[(4-chloro-5-methyl-2-sulfonatophenyl)diazenyl]-3-hydroxy-2-naphthoate

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:
Strontium 4-[(4-chloro-5-methyl-2-sulphonatophenyl)azo]-3-hydroxy-2-naphthoate (1:1)
EC Number:
267-291-6
EC Name:
Strontium 4-[(4-chloro-5-methyl-2-sulphonatophenyl)azo]-3-hydroxy-2-naphthoate (1:1)
CAS Number:
67828-72-2
Molecular formula:
C18H13ClN2O6S.Sr
IUPAC Name:
strontium 4-[(4-chloro-5-methyl-2-sulfonatophenyl)diazenyl]-3-hydroxy-2-naphthoate

Characterisation of nanoforms

Type of information reported:
single nanoform
Name of nanoform:
Pigment Red 52:Sr_Nanoform_Boundary_Spheroidal

Shape

Shape description
Shape category:
spheroidal
Shape:
spherical
Pure shape:
yes

Particle size distribution and range

Particle size distribution and range
Shape category:
spheroidal
Percentileopen allclose all
Percentile:
D90
Typical value:
ca. 57 nm
Range:
> 30 - <= 200 nm
Percentile:
D10
Typical value:
ca. 15 nm
Range:
> 0.5 - <= 50 nm
Percentile:
D50
Typical value:
ca. 24 nm
Range:
> 1 - <= 100 mm
Fraction of constituent particles in the size range 1-100 nm:
> 80 - <= 100 %

Crystallinity

Structures
Structure:
crystalline
Name:
Pigment Red 52:Sr
Pure structure:
yes
Typical composition:
ca. 100 %

Specific surface area

Typical specific surface area:
90 m²/g
Range of specific surface area:
> 15 - <= 500 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:
Strontium 4-[(4-chloro-5-methyl-2-sulphonatophenyl)azo]-3-hydroxy-2-naphthoate (1:1)
EC Number:
267-291-6
EC Name:
Strontium 4-[(4-chloro-5-methyl-2-sulphonatophenyl)azo]-3-hydroxy-2-naphthoate (1:1)
CAS Number:
67828-72-2
Molecular formula:
C18H13ClN2O6S.Sr
IUPAC Name:
strontium 4-[(4-chloro-5-methyl-2-sulfonatophenyl)diazenyl]-3-hydroxy-2-naphthoate

Characterisation of nanoforms

Type of information reported:
single nanoform
Name of nanoform:
Pigment Red 52:Sr_Nanoform_Spheroidal

Shape

Shape description
Shape category:
spheroidal
Shape:
spherical
Pure shape:
yes
Typical composition:
ca.

Particle size distribution and range

Particle size distribution and range
Shape category:
spheroidal
Percentileopen allclose all
Percentile:
D90
Typical value:
ca. 57 nm
Range:
> 30 - < 100 nm
Percentile:
D10
Typical value:
ca. 14.8 nm
Range:
> 1 - < 30 nm
Percentile:
D50
Typical value:
ca. 24.1 nm
Range:
> 10 - < 60 nm
Fraction of constituent particles in the size range 1-100 nm:
> 80 - <= 100 %

Crystallinity

Structures
Structure:
crystalline
Name:
Pigment Red 52:Sr
Pure structure:
yes
Typical composition:
100 %

Specific surface area

Typical specific surface area:
95.5 m²/g
Range of specific surface area:
> 15 - <= 500 m²/g

Surface functionalisation / treatment

Surface treatment applied:
no

Composition(s) generated upon use

Other types of composition(s)