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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Identification

Chemical structure
Display Name:
Disodium 4-[(2-amino-4-hydroxyphenyl)azo]-5-hydroxynaphthalene-2,7-disulphonate, mono[(p-nitrophenyl)azo] mono[(2-hydroxy-3,5-dinitrophenyl)azo] derivative
EC Number:
283-039-8
EC Name:
Disodium 4-[(2-amino-4-hydroxyphenyl)azo]-5-hydroxynaphthalene-2,7-disulphonate, mono[(p-nitrophenyl)azo] mono[(2-hydroxy-3,5-dinitrophenyl)azo] derivative
CAS Number:
84522-43-0
Molecular formula:
Not applicable for UVCB substance
IUPAC Name:
disodium 4-[(2-amino-4-hydroxyphenyl)azo]-5-hydroxynaphthalene-2,7-disulphonate, mono[(p-nitrophenyl)azo] mono[(2-hydroxy-3,5-dinitrophenyl)azo] derivative

Type of Substance

Composition:
UVCB
Origin:
organic

Substance Identifiers

Compositions

Boundary Composition(s) open all close all

State Form:
solid: particulate/powder


Constituent 1
Chemical structure
Reference substance name:
disodium 5-((4-amino-2-hydroxy-3-((2-hydroxy-3,5-dinitrophenyl)diazenyl)phenyl)diazenyl)-4-hydroxy-3-((4-nitrophenyl)diazenyl)naphthalene-2,7-disulfonate
Molecular formula:
C28H16N10Na2O15S2
IUPAC Name:
disodium 5-((4-amino-2-hydroxy-3-((2-hydroxy-3,5-dinitrophenyl)diazenyl)phenyl)diazenyl)-4-hydroxy-3-((4-nitrophenyl)diazenyl)naphthalene-2,7-disulfonate
Constituent 2
Chemical structure
Reference substance name:
disodium 5-((4-amino-2-hydroxyphenyl)diazenyl)-4-hydroxy-3-((2-hydroxy-3,5-dinitrophenyl)diazenyl)naphthalene-2,7-disulfonate
Molecular formula:
C22H13N7Na2O13S2
IUPAC Name:
disodium 5-((4-amino-2-hydroxyphenyl)diazenyl)-4-hydroxy-3-((2-hydroxy-3,5-dinitrophenyl)diazenyl)naphthalene-2,7-disulfonate
Constituent 3
Reference substance name:
Minor components
IUPAC Name:
Minor components
Constituent 4
Reference substance name:
Not applicable
Molecular formula:
not available
IUPAC Name:
Not applicable
Constituent 5
Chemical structure
Reference substance name:
Water
EC Number:
231-791-2
EC Name:
Water
CAS Number:
7732-18-5
Molecular formula:
H2O
IUPAC Name:
Oxidane

Legal Entity Composition(s) open all close all

State Form:
solid: particulate/powder


Constituent 1
Chemical structure
Reference substance name:
disodium 5-((4-amino-2-hydroxy-3-((2-hydroxy-3,5-dinitrophenyl)diazenyl)phenyl)diazenyl)-4-hydroxy-3-((4-nitrophenyl)diazenyl)naphthalene-2,7-disulfonate
Molecular formula:
C28H16N10Na2O15S2
IUPAC Name:
disodium 5-((4-amino-2-hydroxy-3-((2-hydroxy-3,5-dinitrophenyl)diazenyl)phenyl)diazenyl)-4-hydroxy-3-((4-nitrophenyl)diazenyl)naphthalene-2,7-disulfonate
Constituent 2
Chemical structure
Reference substance name:
disodium 5-((4-amino-2-hydroxyphenyl)diazenyl)-4-hydroxy-3-((2-hydroxy-3,5-dinitrophenyl)diazenyl)naphthalene-2,7-disulfonate
Molecular formula:
C22H13N7Na2O13S2
IUPAC Name:
disodium 5-((4-amino-2-hydroxyphenyl)diazenyl)-4-hydroxy-3-((2-hydroxy-3,5-dinitrophenyl)diazenyl)naphthalene-2,7-disulfonate
Constituent 3
Chemical structure
Reference substance name:
disodium 5-((4-amino-2-hydroxy-3-((4-nitrophenyl)diazenyl)phenyl)diazenyl)-4-hydroxy-3-((4-nitrophenyl)diazenyl)naphthalene-2,7-disulfonate
Molecular formula:
C28H17N9Na2O12S2
IUPAC Name:
disodium 5-((4-amino-2-hydroxy-3-((4-nitrophenyl)diazenyl)phenyl)diazenyl)-4-hydroxy-3-((4-nitrophenyl)diazenyl)naphthalene-2,7-disulfonate
Constituent 4
Chemical structure
Reference substance name:
6-amino-3-((2-hydroxy-4-((2-hydroxy-4-((2-hydroxy-3,5-dinitrophenyl)diazenyl)-3,5-dinitrophenyl)diazenyl)-3,5-dinitrophenyl)diazenyl)-2,4-dinitrophenol
Molecular formula:
C24H11N15O20
IUPAC Name:
6-amino-3-((2-hydroxy-4-((2-hydroxy-4-((2-hydroxy-3,5-dinitrophenyl)diazenyl)-3,5-dinitrophenyl)diazenyl)-3,5-dinitrophenyl)diazenyl)-2,4-dinitrophenol
Constituent 5
Chemical structure
Reference substance name:
sodium 4-amino-5-hydroxy-6-(2-hydroxy-4-((2-hydroxy-4-((2-hydroxy-3,5-dinitrophenyl)diazenyl)-3,5-dinitrophenyl)diazenyl)-3,5-dinitrophenyl)naphthalene-2-sulfonate
Molecular formula:
C28H14N11NaO19S
IUPAC Name:
sodium 4-amino-5-hydroxy-6-(2-hydroxy-4-((2-hydroxy-4-((2-hydroxy-3,5-dinitrophenyl)diazenyl)-3,5-dinitrophenyl)diazenyl)-3,5-dinitrophenyl)naphthalene-2-sulfonate
Constituent 6
Chemical structure
Reference substance name:
disodium 5-((4-amino-2-hydroxyphenyl)diazenyl)-4-hydroxy-3-((4-nitrophenyl)diazenyl)naphthalene-2,7-disulfonate
Molecular formula:
C22H14N6Na2O10S2
IUPAC Name:
disodium 5-((4-amino-2-hydroxyphenyl)diazenyl)-4-hydroxy-3-((4-nitrophenyl)diazenyl)naphthalene-2,7-disulfonate
Constituent 7
Chemical structure
Reference substance name:
disodium 4-amino-5-hydroxy-6-((2-hydroxy-5-nitrophenyl)diazenyl)-3-((4-nitrophenyl)diazenyl)naphthalene-2,7-disulfonate
Molecular formula:
C22H13N7Na2O12S2
IUPAC Name:
disodium 4-amino-5-hydroxy-6-((2-hydroxy-5-nitrophenyl)diazenyl)-3-((4-nitrophenyl)diazenyl)naphthalene-2,7-disulfonate
Constituent 8
Chemical structure
Reference substance name:
2-((2'-((2-amino-5-nitrophenyl)diazenyl)-4,5'-dinitro-[1,1'-biphenyl]-2-yl)diazenyl)-4-nitrophenol
Molecular formula:
C24H15N9O9
IUPAC Name:
2-((2'-((2-amino-5-nitrophenyl)diazenyl)-4,5'-dinitro-[1,1'-biphenyl]-2-yl)diazenyl)-4-nitrophenol
Constituent 9
Chemical structure
Reference substance name:
6-amino-3-((2-((2-hydroxy-3,5-dinitrophenyl)diazenyl)-4-nitrophenyl)diazenyl)-2,4-dinitrophenol
Molecular formula:
C18H10N10O12
IUPAC Name:
6-amino-3-((2-((2-hydroxy-3,5-dinitrophenyl)diazenyl)-4-nitrophenyl)diazenyl)-2,4-dinitrophenol
Constituent 10
Reference substance name:
Sum of no dangerous organic impurities, each > 1 %
Molecular formula:
Not applicable
IUPAC Name:
Sum of no dangerous organic impurities, each > 1 %
Constituent 11
Reference substance name:
Sum of unknown impurities, each < 1 %
Molecular formula:
not applicable
IUPAC Name:
Sum of unknown impurities, each < 1 %
Constituent 12
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 13
Chemical structure
Reference substance name:
Sodium sulphate
EC Number:
231-820-9
EC Name:
Sodium sulphate
CAS Number:
7757-82-6
Molecular formula:
Na2O4S
IUPAC Name:
Sodium sulphate
Constituent 14
Chemical structure
Reference substance name:
Sodium nitrate
EC Number:
231-554-3
EC Name:
Sodium nitrate
CAS Number:
7631-99-4
Molecular formula:
NO3.Na
IUPAC Name:
Sodium nitrate
Constituent 15
Chemical structure
Reference substance name:
Water
EC Number:
231-791-2
EC Name:
Water
CAS Number:
7732-18-5
Molecular formula:
H2O
IUPAC Name:
Oxidane
State Form:
solid: particulate/powder


Constituent 1
Chemical structure
Reference substance name:
2-((2-amino-4-hydroxy-5((2-hydroxy-3,5-dinitro-phenyl)azo)phenyl)azo)-4,6-dinitrophenol
Molecular formula:
C18H11N9O11
IUPAC Name:
2-((2-amino-4-hydroxy-5((2-hydroxy-3,5-dinitro-phenyl)azo)phenyl)azo)-4,6-dinitrophenol
Constituent 2
Chemical structure
Reference substance name:
2,5-dinitrophenol
EC Number:
206-348-1
EC Name:
2,5-dinitrophenol
CAS Number:
329-71-5
Molecular formula:
C6H4N2O5
IUPAC Name:
2,5-dinitrophenol
Constituent 3
Chemical structure
Reference substance name:
disodium 4-((4-amino-2-hydroxy-3-((2-hydroxy-3,5-dinitro-phenyl)azo)phenyl)azo)-5-hydroxy-naphthalene-2,7-disulfonate
Molecular formula:
C22H13N7Na2O13S2
IUPAC Name:
disodium 4-((4-amino-2-hydroxy-3-((2-hydroxy-3,5-dinitro-phenyl)azo)phenyl)azo)-5-hydroxy-naphthalene-2,7-disulfonate
Constituent 4
Chemical structure
Reference substance name:
disodium 4-((6-amino-2-hydroxy-3-((2-hydroxy-3,5-dinitro-phenyl)azo)phenyl)azo)-5-hydroxy-naphthalene-2,7-disulfonate
Molecular formula:
C22H13N7Na2O13S2
IUPAC Name:
disodium 4-((6-amino-2-hydroxy-3-((2-hydroxy-3,5-dinitro-phenyl)azo)phenyl)azo)-5-hydroxy-naphthalene-2,7-disulfonate
Constituent 5
Chemical structure
Reference substance name:
disodium 5-amino-4-hydroxy-3-((2-hydroxy-3,5-dinitro-4-((4-nitrophenyl)azo)phenyl)azo)naphthalene-2,7-disulfonate
Molecular formula:
C22H12N8Na2O14S2
IUPAC Name:
disodium 5-amino-4-hydroxy-3-((2-hydroxy-3,5-dinitro-4-((4-nitrophenyl)azo)phenyl)azo)naphthalene-2,7-disulfonate
Constituent 6
Chemical structure
Reference substance name:
3-((2-hydroxy-3,5-dinitrophenyl)azo)-5-nitrobenzene-1,2-diol
Molecular formula:
C12H7N5O9
IUPAC Name:
3-((2-hydroxy-3,5-dinitrophenyl)azo)-5-nitrobenzene-1,2-diol
Constituent 7
Chemical structure
Reference substance name:
disodium 5-((4-amino-2-hydroxy-3-((2-hydroxy-3,5-dinitrophenyl)azo)phenyl)azo)-4-hydroxy-3-((4-nitrophenyl)azo)naphthalene-2,7-disulfonate
Molecular formula:
C28H16N10Na2O15S2
IUPAC Name:
disodium 5-((4-amino-2-hydroxy-3-((2-hydroxy-3,5-dinitrophenyl)azo)phenyl)azo)-4-hydroxy-3-((4-nitrophenyl)azo)naphthalene-2,7-disulfonate
Constituent 8
Chemical structure
Reference substance name:
Acid Brown 381 - isomers of MW 1738
Molecular formula:
C62H35N23Na4O26S4
IUPAC Name:
Acid Brown 381 - isomers of MW 1738
Constituent 9
Chemical structure
Reference substance name:
tetrasodium 5-((4-amino-2-hydroxy-3-((3-hydroxy-4-((8-hydroxy-7-((2-hydroxy-3,5-dinitro-phenyl)azo)-3,6-disulfonato-1-naphthyl)azo)-2-((4-nitrophenyl)azo)phenyl)azo)-5((4-nitrophenyl)azo)phenyl)azo)-4-hydroxy-3((4-nitrophenyl)azo)-6-(phenylazo)naphthalene-2,7-disulfonate
Molecular formula:
C62H34N22Na4O27S4
IUPAC Name:
tetrasodium 5-((4-amino-2-hydroxy-3-((3-hydroxy-4-((8-hydroxy-7-((2-hydroxy-3,5-dinitro-phenyl)azo)-3,6-disulfonato-1-naphthyl)azo)-2-((4-nitrophenyl)azo)phenyl)azo)-5((4-nitrophenyl)azo)phenyl)azo)-4-hydroxy-3((4-nitrophenyl)azo)-6-(phenylazo)naphthalene-2,7-disulfonate
Constituent 10
Chemical structure
Reference substance name:
disodium 5-((4-amino-2-hydroxy-3-((4-nitrophenyl)azo)phenyl)azo)-4-hydroxy-3-((4-nitrophenyl)azo)naphthalene-2,7-disulfonate
Molecular formula:
C28H17N9Na2O12S2
IUPAC Name:
disodium 5-((4-amino-2-hydroxy-3-((4-nitrophenyl)azo)phenyl)azo)-4-hydroxy-3-((4-nitrophenyl)azo)naphthalene-2,7-disulfonate
Constituent 11
Chemical structure
Reference substance name:
disodium 5-((6-amino-2-hydroxy-3-((4-nitrophenyl)azo)phenyl)azo)-4-hydroxy-3-((4-nitrophenyl)azo)naphthalene-2,7-disulfonate
Molecular formula:
C28H17N9Na2O12S2
IUPAC Name:
disodium 5-((6-amino-2-hydroxy-3-((4-nitrophenyl)azo)phenyl)azo)-4-hydroxy-3-((4-nitrophenyl)azo)naphthalene-2,7-disulfonate
Constituent 12
Chemical structure
Reference substance name:
3-amino-2-((4-nitrophenyl)azo)phenol
CAS Number:
860767-46-0
Molecular formula:
C12 H10 N4 O3
IUPAC Name:
3-amino-2-((4-nitrophenyl)azo)phenol
Constituent 13
Reference substance name:
Sum of impurities < 1 %
Molecular formula:
not applicable
IUPAC Name:
Sum of impurities < 1 %
Constituent 14
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 15
Chemical structure
Reference substance name:
Sodium hydrogencarbonate
EC Number:
205-633-8
EC Name:
Sodium hydrogencarbonate
CAS Number:
144-55-8
Molecular formula:
CH2O3.Na
IUPAC Name:
sodium hydrogen carbonate
Constituent 16
Chemical structure
Reference substance name:
Sodium sulphate
EC Number:
231-820-9
EC Name:
Sodium sulphate
CAS Number:
7757-82-6
Molecular formula:
Na2O4S
IUPAC Name:
Sodium sulphate
Constituent 17
Chemical structure
Reference substance name:
Sodium nitrate
EC Number:
231-554-3
EC Name:
Sodium nitrate
CAS Number:
7631-99-4
Molecular formula:
NO3.Na
IUPAC Name:
Sodium nitrate
Constituent 18
Chemical structure
Reference substance name:
Water
EC Number:
231-791-2
EC Name:
Water
CAS Number:
7732-18-5
Molecular formula:
H2O
IUPAC Name:
Oxidane

Composition(s) generated upon use

Other types of composition(s)