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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Display Name:
reaction products of diazotized 4-aminobenzenesulfonic acid coupled with resorcinol
EC Number:
944-439-4
IUPAC Name:
reaction products of diazotized 4-aminobenzenesulfonic acid coupled with resorcinol

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:
sodium 4,4'-((1E,1'E)-(2,4-dihydroxy-1,3-phenylene)bis(diazene-2,1-diyl))dibenzenesulfonate
Molecular formula:
C18H14N4O8S2
IUPAC Name:
sodium 4,4'-((1E,1'E)-(2,4-dihydroxy-1,3-phenylene)bis(diazene-2,1-diyl))dibenzenesulfonate
Constituent 2
Chemical structure
Reference substance name:
sodium (E)-4-((2,4-dihydroxyphenyl)diazenyl)benzene-1,3-disulfonate
Molecular formula:
C12H10N2O8S2
IUPAC Name:
sodium (E)-4-((2,4-dihydroxyphenyl)diazenyl)benzene-1,3-disulfonate
Constituent 3
Reference substance name:
Minor components
IUPAC Name:
Minor components
Constituent 4
Reference substance name:
Inorganic salts
Molecular formula:
n.a
IUPAC Name:
Inorganic salts
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:
Water

Legal Entity Composition(s) open all close all

State Form:
solid: particulate/powder


Constituent 1
Chemical structure
Reference substance name:
Compound 1 of Acid Brown 188:2
Molecular formula:
C6H7NO6S2
IUPAC Name:
Compound 1 of Acid Brown 188:2
Constituent 2
Chemical structure
Reference substance name:
Compound 2 of Acid Brown 188:2
Molecular formula:
C12H11N3O6S2
IUPAC Name:
Compound 2 of Acid Brown 188:2
Constituent 3
Chemical structure
Reference substance name:
sodium 4,4'-((1E,1'E)-(2,4-dihydroxy-1,3-phenylene)bis(diazene-2,1-diyl))dibenzenesulfonate
Molecular formula:
C18H14N4O8S2
IUPAC Name:
sodium 4,4'-((1E,1'E)-(2,4-dihydroxy-1,3-phenylene)bis(diazene-2,1-diyl))dibenzenesulfonate
Constituent 4
Chemical structure
Reference substance name:
Sulphanilic acid
EC Number:
204-482-5
EC Name:
Sulphanilic acid
CAS Number:
121-57-3
Molecular formula:
C6H7NO3S
IUPAC Name:
Sulphanilic acid
Constituent 5
Chemical structure
Reference substance name:
sodium (E)-4-((2,4-dihydroxyphenyl)diazenyl)benzene-1,3-disulfonate
Molecular formula:
C12H10N2O8S2
IUPAC Name:
sodium (E)-4-((2,4-dihydroxyphenyl)diazenyl)benzene-1,3-disulfonate
Constituent 6
Chemical structure
Reference substance name:
Compound 6 of Acid Brown 188:2
Molecular formula:
C18H15N5O9S3
IUPAC Name:
Compound 6 of Acid Brown 188:2
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
Constituent 8
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 9
Reference substance name:
Sum of non dangerous organic impurities, each < 1%
Molecular formula:
Not applicable
IUPAC Name:
Sum of non dangerous organic impurities, each < 1%

Composition(s) generated upon use

Other types of composition(s)