Registration Dossier

Identification

Chemical structure
Display Name:
2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with 3-aminophenol, diazotized 5-amino-2-[(4-aminophenyl)amino]benzenesulfonic acid and diazotized benzenamine, sodium salts
EC Number:
297-025-4
EC Name:
2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with 3-aminophenol, diazotized 5-amino-2-[(4-aminophenyl)amino]benzenesulfonic acid and diazotized benzenamine, sodium salts
CAS Number:
93281-13-1
Molecular formula:
C34H24N9O11S3.3Na
IUPAC Name:
sodium 3-aminophenol 4-amino-5-hydroxynaphthalene-2,7-disulfonic acid 5-amino-2-[(4-aminophenyl)amino]benzene-1-sulfonic acid anilinide

Type of substance

Composition:
UVCB
Origin:
organic

Total tonnage band

Total range:
100 - 1 000 tonnes per annum

REACH

Registered as:
FULL
Submitted:
Joint Submission

Publication dates

First published:
11-Apr-2018
Last modified:
26-Mar-2020

Chemical safety assessment

Performed for this substance:
YES

Compositions open all close all

Type:
legal entity composition of the substance
State Form:
solid: particulate/powder


Constituent 1
Chemical structure
Reference substance name:
Trisodium 4-amino-3-[[4-[[4-[(4-amino-2-hydroxyphenyl)azo]phenyl]amino]-3-sulphonatophenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
EC Number:
304-392-7
EC Name:
Trisodium 4-amino-3-[[4-[[4-[(4-amino-2-hydroxyphenyl)azo]phenyl]amino]-3-sulphonatophenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
CAS Number:
94249-18-0
Molecular formula:
C34H27N9O11S3.3Na
IUPAC Name:
trisodium 4-amino-3-{[4-({4-[(4-amino-2-hydroxyphenyl)diazenyl]phenyl}amino)-3-sulfonatophenyl]diazenyl}-5-hydroxy-6-(phenyldiazenyl)naphthalene-2,7-disulfonate
Constituent 2
Chemical structure
Reference substance name:
Trisodium 4-amino-3-[[4-[[4-[(2-amino-4-hydroxyphenyl)azo]phenyl]amino]-3-sulphonatophenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
EC Number:
288-038-6
EC Name:
Trisodium 4-amino-3-[[4-[[4-[(2-amino-4-hydroxyphenyl)azo]phenyl]amino]-3-sulphonatophenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
CAS Number:
85631-88-5
Molecular formula:
C34H27N9O11S3.3Na
IUPAC Name:
trisodium 4-amino-3-{[4-({4-[(2-amino-4-hydroxyphenyl)diazenyl]phenyl}amino)-3-sulfonatophenyl]diazenyl}-5-hydroxy-6-(phenyldiazenyl)naphthalene-2,7-disulfonate
Constituent 3
Reference substance name:
unknown colour impurities
IUPAC Name:
unknown colour impurities
Constituent 4
Chemical structure
Reference substance name:
Sodium chloride
EC Number:
231-598-3
EC Name:
Sodium chloride
CAS Number:
7647-14-5
Molecular formula:
ClNa
IUPAC Name:
Sodium chloride
Constituent 5
Chemical structure
Reference substance name:
Sodium sulphate
EC Number:
231-820-9
EC Name:
Sodium sulphate
CAS Number:
7757-82-6
Molecular formula:
H2O4S.2Na
IUPAC Name:
Sodium sulphate
Constituent 6
Chemical structure
Reference substance name:
Water
EC Number:
231-791-2
EC Name:
Water
CAS Number:
7732-18-5
Molecular formula:
H2O
IUPAC Name:
water
Type:
legal entity composition of the substance
State Form:
solid: particulate/powder


Constituent 1
Chemical structure
Reference substance name:
Water
EC Number:
231-791-2
EC Name:
Water
CAS Number:
7732-18-5
Molecular formula:
H2O
IUPAC Name:
water
Constituent 2
Chemical structure
Reference substance name:
Trisodium 4-amino-3-[[4-[[4-[(4-amino-2-hydroxyphenyl)azo]phenyl]amino]-3-sulphonatophenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
EC Number:
304-392-7
EC Name:
Trisodium 4-amino-3-[[4-[[4-[(4-amino-2-hydroxyphenyl)azo]phenyl]amino]-3-sulphonatophenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
CAS Number:
94249-18-0
Molecular formula:
C34H27N9O11S3.3Na
IUPAC Name:
trisodium 4-amino-3-{[4-({4-[(4-amino-2-hydroxyphenyl)diazenyl]phenyl}amino)-3-sulfonatophenyl]diazenyl}-5-hydroxy-6-(phenyldiazenyl)naphthalene-2,7-disulfonate
Constituent 3
Chemical structure
Reference substance name:
Trisodium 4-amino-3-[[4-[[4-[(2-amino-4-hydroxyphenyl)azo]phenyl]amino]-3-sulphonatophenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
EC Number:
288-038-6
EC Name:
Trisodium 4-amino-3-[[4-[[4-[(2-amino-4-hydroxyphenyl)azo]phenyl]amino]-3-sulphonatophenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
CAS Number:
85631-88-5
Molecular formula:
C34H27N9O11S3.3Na
IUPAC Name:
trisodium 4-amino-3-{[4-({4-[(2-amino-4-hydroxyphenyl)diazenyl]phenyl}amino)-3-sulfonatophenyl]diazenyl}-5-hydroxy-6-(phenyldiazenyl)naphthalene-2,7-disulfonate
Constituent 4
Chemical structure
Reference substance name:
trisodium;4-amino-3-[(E)-[4-[4-[(E)-(4-amino-2-hydroxy-phenyl)azo]anilino]-3-sulfonato-phenyl]azo]-5-hydroxy-6-[(E)-[4-[(E)-phenylazo]phenyl]azo]naphthalene-2,7-disulfonate
Molecular formula:
C40H28N11O11S3.3Na
IUPAC Name:
trisodium;4-amino-3-[(E)-[4-[4-[(E)-(4-amino-2-hydroxy-phenyl)azo]anilino]-3-sulfonato-phenyl]azo]-5-hydroxy-6-[(E)-[4-[(E)-phenylazo]phenyl]azo]naphthalene-2,7-disulfonate
Type:
boundary composition of the substance
State Form:
solid: particulate/powder


Constituent 1
Chemical structure
Reference substance name:
2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with 3-aminophenol, diazotized 5-amino-2-[(4-aminophenyl)amino]benzenesulfonic acid and diazotized benzenamine, sodium salts
EC Number:
297-025-4
EC Name:
2,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-, coupled with 3-aminophenol, diazotized 5-amino-2-[(4-aminophenyl)amino]benzenesulfonic acid and diazotized benzenamine, sodium salts
CAS Number:
93281-13-1
Molecular formula:
C34H24N9O11S3.3Na
IUPAC Name:
sodium 3-aminophenol 4-amino-5-hydroxynaphthalene-2,7-disulfonic acid 5-amino-2-[(4-aminophenyl)amino]benzene-1-sulfonic acid anilinide
Type:
legal entity composition of the substance
State Form:
solid: particulate/powder


Constituent 1
Chemical structure
Reference substance name:
Trisodium 4-amino-3-[[4-[[4-[(4-amino-2-hydroxyphenyl)azo]phenyl]amino]-3-sulphonatophenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
EC Number:
304-392-7
EC Name:
Trisodium 4-amino-3-[[4-[[4-[(4-amino-2-hydroxyphenyl)azo]phenyl]amino]-3-sulphonatophenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
CAS Number:
94249-18-0
Molecular formula:
C34H27N9O11S3.3Na
IUPAC Name:
trisodium 4-amino-3-{[4-({4-[(4-amino-2-hydroxyphenyl)diazenyl]phenyl}amino)-3-sulfonatophenyl]diazenyl}-5-hydroxy-6-(phenyldiazenyl)naphthalene-2,7-disulfonate
Constituent 2
Chemical structure
Reference substance name:
Trisodium 4-amino-3-[[4-[[4-[(2-amino-4-hydroxyphenyl)azo]phenyl]amino]-3-sulphonatophenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
EC Number:
288-038-6
EC Name:
Trisodium 4-amino-3-[[4-[[4-[(2-amino-4-hydroxyphenyl)azo]phenyl]amino]-3-sulphonatophenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
CAS Number:
85631-88-5
Molecular formula:
C34H27N9O11S3.3Na
IUPAC Name:
trisodium 4-amino-3-{[4-({4-[(2-amino-4-hydroxyphenyl)diazenyl]phenyl}amino)-3-sulfonatophenyl]diazenyl}-5-hydroxy-6-(phenyldiazenyl)naphthalene-2,7-disulfonate
Constituent 3
Reference substance name:
Unknown constituents
IUPAC Name:
Unknown constituents
Constituent 4
Chemical structure
Reference substance name:
Water
EC Number:
231-791-2
EC Name:
Water
CAS Number:
7732-18-5
Molecular formula:
H2O
IUPAC Name:
water
Constituent 5
Chemical structure
Reference substance name:
Sodium chloride
EC Number:
231-598-3
EC Name:
Sodium chloride
CAS Number:
7647-14-5
Molecular formula:
ClNa
IUPAC Name:
Sodium chloride
Constituent 6
Chemical structure
Reference substance name:
Sodium sulphate
EC Number:
231-820-9
EC Name:
Sodium sulphate
CAS Number:
7757-82-6
Molecular formula:
H2O4S.2Na
IUPAC Name:
Sodium sulphate
Type:
legal entity composition of the substance
State Form:
solid: particulate/powder


Constituent 1
Chemical structure
Reference substance name:
Trisodium 4-amino-3-[[4-[[4-[(4-amino-2-hydroxyphenyl)azo]phenyl]amino]-3-sulphonatophenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
EC Number:
304-392-7
EC Name:
Trisodium 4-amino-3-[[4-[[4-[(4-amino-2-hydroxyphenyl)azo]phenyl]amino]-3-sulphonatophenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
CAS Number:
94249-18-0
Molecular formula:
C34H27N9O11S3.3Na
IUPAC Name:
trisodium 4-amino-3-{[4-({4-[(4-amino-2-hydroxyphenyl)diazenyl]phenyl}amino)-3-sulfonatophenyl]diazenyl}-5-hydroxy-6-(phenyldiazenyl)naphthalene-2,7-disulfonate
Constituent 2
Chemical structure
Reference substance name:
Trisodium 4-amino-3-[[4-[[4-[(2-amino-4-hydroxyphenyl)azo]phenyl]amino]-3-sulphonatophenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
EC Number:
288-038-6
EC Name:
Trisodium 4-amino-3-[[4-[[4-[(2-amino-4-hydroxyphenyl)azo]phenyl]amino]-3-sulphonatophenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
CAS Number:
85631-88-5
Molecular formula:
C34H27N9O11S3.3Na
IUPAC Name:
trisodium 4-amino-3-{[4-({4-[(2-amino-4-hydroxyphenyl)diazenyl]phenyl}amino)-3-sulfonatophenyl]diazenyl}-5-hydroxy-6-(phenyldiazenyl)naphthalene-2,7-disulfonate
Constituent 3
Chemical structure
Reference substance name:
hexasodium;4-amino-3-[(E)-[4-[4-[(E)-[2-amino-5-[(E)-[4-[4-[(E)-[1-amino-8-hydroxy-7-[(E)-phenylazo]-3,6-disulfonato-2-naphthyl]azo]-2-sulfonato-anilino]phenyl]azo]-4-hydroxy-phenyl]azo]anilino]-3-sulfonato-phenyl]azo]-5-hydroxy-6-[(E)-phenylazo]naphthalene-2,7-disulfonate
Molecular formula:
C62H41N17O21S6.6Na
IUPAC Name:
hexasodium;4-amino-3-[(E)-[4-[4-[(E)-[2-amino-5-[(E)-[4-[4-[(E)-[1-amino-8-hydroxy-7-[(E)-phenylazo]-3,6-disulfonato-2-naphthyl]azo]-2-sulfonato-anilino]phenyl]azo]-4-hydroxy-phenyl]azo]anilino]-3-sulfonato-phenyl]azo]-5-hydroxy-6-[(E)-phenylazo]naphthalene-2,7-disulfonate
Constituent 4
Reference substance name:
Direct Black 168 By-product 1 isomer
Molecular formula:
C62H41N17O21S6.6Na
IUPAC Name:
Direct Black 168 By-product 1 isomer
Constituent 5
Reference substance name:
organic compounds
Molecular formula:
not applicable
IUPAC Name:
organic compounds
Constituent 6
Reference substance name:
Sum of unknown impurities under 1 %
Molecular formula:
not applicable
IUPAC Name:
Sum of unknown impurities under 1 %
Constituent 7
Chemical structure
Reference substance name:
Water
EC Number:
231-791-2
EC Name:
Water
CAS Number:
7732-18-5
Molecular formula:
H2O
IUPAC Name:
water
Type:
legal entity composition of the substance
State Form:
solid: particulate/powder


Constituent 1
Chemical structure
Reference substance name:
Trisodium 4-amino-3-[[4-[[4-[(2-amino-4-hydroxyphenyl)azo]phenyl]amino]-3-sulphonatophenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
EC Number:
288-038-6
EC Name:
Trisodium 4-amino-3-[[4-[[4-[(2-amino-4-hydroxyphenyl)azo]phenyl]amino]-3-sulphonatophenyl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
CAS Number:
85631-88-5
Molecular formula:
C34H27N9O11S3.3Na
IUPAC Name:
trisodium 4-amino-3-{[4-({4-[(2-amino-4-hydroxyphenyl)diazenyl]phenyl}amino)-3-sulfonatophenyl]diazenyl}-5-hydroxy-6-(phenyldiazenyl)naphthalene-2,7-disulfonate
Constituent 2
Chemical structure
Reference substance name:
trisodium 4-amino-3-((4-((4-((2-amino-4-hydroxy-5-(phenyldiazenyl)phenyl)diazenyl)phenyl)amino)-3-sulfonatophenyl)diazenyl)-5-hydroxy-6-(phenyldiazenyl)naphthalene-2,7-disulfonate
Molecular formula:
C40H28N11Na3O11S3
IUPAC Name:
trisodium 4-amino-3-((4-((4-((2-amino-4-hydroxy-5-(phenyldiazenyl)phenyl)diazenyl)phenyl)amino)-3-sulfonatophenyl)diazenyl)-5-hydroxy-6-(phenyldiazenyl)naphthalene-2,7-disulfonate
Constituent 3
Chemical structure
Reference substance name:
sodium 5-((2-amino-4-hydroxy-5-(phenyldiazenyl)phenyl)diazenyl)-2-((4-((2-amino-4-hydroxy-5-(phenyldiazenyl)phenyl)diazenyl)phenyl)amino)benzenesulfonate
Molecular formula:
C36H28N11NaO5S
IUPAC Name:
sodium 5-((2-amino-4-hydroxy-5-(phenyldiazenyl)phenyl)diazenyl)-2-((4-((2-amino-4-hydroxy-5-(phenyldiazenyl)phenyl)diazenyl)phenyl)amino)benzenesulfonate
Constituent 4
Chemical structure
Reference substance name:
sodium 5-((2-amino-4-hydroxyphenyl)diazenyl)-2-((4-((2-amino-4-hydroxyphenyl)diazenyl)phenyl)amino)benzenesulfonate
Molecular formula:
C24H20N7NaO5S
IUPAC Name:
sodium 5-((2-amino-4-hydroxyphenyl)diazenyl)-2-((4-((2-amino-4-hydroxyphenyl)diazenyl)phenyl)amino)benzenesulfonate
Constituent 5