Registration Dossier

Identification

Chemical structure
Display Name:
Diisopropyl 3,3'-[(2,5-dichloro-1,4-phenylene)bis[iminocarbonyl(2-hydroxy-3,1-naphthylene)azo]]bis[4-methylbenzoate]
EC Number:
275-639-3
EC Name:
Diisopropyl 3,3'-[(2,5-dichloro-1,4-phenylene)bis[iminocarbonyl(2-hydroxy-3,1-naphthylene)azo]]bis[4-methylbenzoate]
CAS Number:
71566-54-6
Molecular formula:
C50 H42 Cl2 N6 O8
IUPAC Name:
propan-2-yl 3-[(Z)-2-{3-[(2,5-dichloro-4-{3-hydroxy-4-[(Z)-2-{2-methyl-5-[(propan-2-yloxy)carbonyl]phenyl}diazen-1-yl]naphthalene-2-amido}phenyl)carbamoyl]-2-hydroxynaphthalen-1-yl}diazen-1-yl]-4-methylbenzoate

Type of substance

Composition:
mono-constituent substance
Origin:
organic

Total tonnage band

Total range:
10 - 100 tonnes per annum

REACH

Registered as:
FULL
Submitted:
Joint Submission

Publication dates

First published:
03-Apr-2013
Last modified:
13-Jun-2020

Chemical safety assessment

Performed for this substance:
YES

Compositions open all close all

Type:
legal entity composition of the substance
State Form:
solid: nanoform


Constituent 1
Chemical structure
Reference substance name:
Diisopropyl 3,3'-[(2,5-dichloro-1,4-phenylene)bis[iminocarbonyl(2-hydroxy-3,1-naphthylene)azo]]bis[4-methylbenzoate]
EC Number:
275-639-3
EC Name:
Diisopropyl 3,3'-[(2,5-dichloro-1,4-phenylene)bis[iminocarbonyl(2-hydroxy-3,1-naphthylene)azo]]bis[4-methylbenzoate]
CAS Number:
71566-54-6
Molecular formula:
C50 H42 Cl2 N6 O8
IUPAC Name:
propan-2-yl 3-[(Z)-2-{3-[(2,5-dichloro-4-{3-hydroxy-4-[(Z)-2-{2-methyl-5-[(propan-2-yloxy)carbonyl]phenyl}diazen-1-yl]naphthalene-2-amido}phenyl)carbamoyl]-2-hydroxynaphthalen-1-yl}diazen-1-yl]-4-methylbenzoate

Characterisation of nanoforms

Type of information reported:
single nanoform

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:
D50
Typical value:
ca. 42.5 nm
Range:
> 30 - < 55 nm
Percentile:
D10
Typical value:
ca. 27.7 nm
Range:
> 1 - < 50 nm
Percentile:
D90
Typical value:
ca. 72.2 nm
Range:
> 50 - < 200 nm
Typical length:
47.1 nm
Range of length:
> 10 - < 100 nm
Typical aspect ratio (:1):
ca. 2.8 :1
Range of aspect ratio (:1):
>= 1 - <= 3
Fraction of constituent particles in the size range 1-100 nm:
> 90 - < 100 %

Crystallinity

Structures
Structure:
crystalline
Name:
Pigment Red 221
Pure structure:
yes

Specific surface area

Typical specific surface area:
19 m²/g
Range of specific surface area:
> 15 - < 60 m²/g

Surface functionalisation / treatment

Surface treatment applied:
no
Type:
boundary composition of the substance
State Form:
solid: nanoform


Constituent 1
Chemical structure
Reference substance name:
Diisopropyl 3,3'-[(2,5-dichloro-1,4-phenylene)bis[iminocarbonyl(2-hydroxy-3,1-naphthylene)azo]]bis[4-methylbenzoate]
EC Number:
275-639-3
EC Name:
Diisopropyl 3,3'-[(2,5-dichloro-1,4-phenylene)bis[iminocarbonyl(2-hydroxy-3,1-naphthylene)azo]]bis[4-methylbenzoate]
CAS Number:
71566-54-6
Molecular formula:
C50 H42 Cl2 N6 O8
IUPAC Name:
propan-2-yl 3-[(Z)-2-{3-[(2,5-dichloro-4-{3-hydroxy-4-[(Z)-2-{2-methyl-5-[(propan-2-yloxy)carbonyl]phenyl}diazen-1-yl]naphthalene-2-amido}phenyl)carbamoyl]-2-hydroxynaphthalen-1-yl}diazen-1-yl]-4-methylbenzoate

Characterisation of nanoforms

Type of information reported:
single nanoform

Shape

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

Particle size distribution and range

Particle size distribution and range
Shape category:
spheroidal
Percentile
Percentile:
D50
Typical value:
ca. 40 nm
Range:
> 30 - < 60 nm
Typical length:
ca. 50 nm
Range of aspect ratio (:1):
>= 1 - <= 3
Fraction of constituent particles in the size range 1-100 nm:
> 80 - < 100 %

Crystallinity

Structures
Structure:
crystalline
Name:
Pigment Red 221
Pure structure:
yes

Specific surface area

Typical specific surface area:
ca. 20 m²/g
Range of specific surface area:
> 10 - < 60 m²/g

Surface functionalisation / treatment

Surface treatment applied:
no

Registrants / Suppliers Details open all close all

Registrant / Supplier Registered Updated
BASF Colors & Effects GmbH An der Rheinschanze 1 67059 Ludwigshafen Germany 2013 2020

Administrative data open all close all

  • 01-2119960257-33-0000

Contact Persons responsible for the SDS