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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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 6-amino-4-hydroxynaphthalene-2-sulphonic acid and 7-amino-4-hydroxynaphthalene-2-sulphonic acid, condensed with Formaldehyde and Sodium hydrogensulfite, coupled with diazotised Sodium 2-amino-4,6-dinitrophenoxide, metalized with Sodium Dichromate, sodium salts
EC Number:
947-452-3
Molecular formula:
not applicable
IUPAC Name:
Reaction products of 6-amino-4-hydroxynaphthalene-2-sulphonic acid and 7-amino-4-hydroxynaphthalene-2-sulphonic acid, condensed with Formaldehyde and Sodium hydrogensulfite, coupled with diazotised Sodium 2-amino-4,6-dinitrophenoxide, metalized with Sodium Dichromate, sodium salts

Type of Substance

Composition:
UVCB
Origin:
other: metal complex

Substance Identifiers

Compositions

Boundary Composition(s) open all close all

State Form:
solid: particulate/powder


Constituent 1
Chemical structure
Reference substance name:
Total organic constituents
Molecular formula:
not applicable
IUPAC Name:
Total organic constituents
Constituent 2
Reference substance name:
Inorganic salts
Molecular formula:
not available
IUPAC Name:
Inorganic salts
Constituent 3
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:
sodium 6-amino-4-hydroxy-3[(2-hydroxy-3,5-dinitrophenyl)diazen-1-yl]naphthalene-2-sulfonate
Molecular formula:
C16H10N5NaO9S
IUPAC Name:
sodium 6-amino-4-hydroxy-3[(2-hydroxy-3,5-dinitrophenyl)diazen-1-yl]naphthalene-2-sulfonate
Constituent 2
Chemical structure
Reference substance name:
chromium(3+) tetrasodium 2-[(3,5-dinitro-2-oxidophenyl)diazen-1-yl]-3-sulfonato-7-[(sulfonatomethyl)amino]naphthalen-1-olate 2-[(3,5-dinitro-2-oxidophenyl)diazen-1-yl]-7-(methylamino)-3-sulfonatonaphthalen-1-olate
Molecular formula:
C34H19CrN10Na4O21S3
IUPAC Name:
chromium(3+) tetrasodium 2-[(3,5-dinitro-2-oxidophenyl)diazen-1-yl]-3-sulfonato-7-[(sulfonatomethyl)amino]naphthalen-1-olate 2-[(3,5-dinitro-2-oxidophenyl)diazen-1-yl]-7-(methylamino)-3-sulfonatonaphthalen-1-olate
Constituent 3
Chemical structure
Reference substance name:
2,7-bis[2-(2-hydroxy-3,5-dinitrophenyl)diazen-1-yl]naphthalen-1-ol
Molecular formula:
C22H12N8O11
IUPAC Name:
2,7-bis[2-(2-hydroxy-3,5-dinitrophenyl)diazen-1-yl]naphthalen-1-ol
Constituent 4
Chemical structure
Reference substance name:
chromium(3+) tetrasodium 2-[(3,5-dinitro-2-oxidophenyl)diazen-1-yl]-3-sulfonato-7-[(sulfonatomethyl)amino]naphthalen-1-olate 7-amino-2-[(3,5-dinitro-2-oxidophenyl)diazen-1-yl]-3-sulfonatonaphthalen-1-olate
Molecular formula:
C33H17CrN10Na4O21S3
IUPAC Name:
chromium(3+) tetrasodium 2-[(3,5-dinitro-2-oxidophenyl)diazen-1-yl]-3-sulfonato-7-[(sulfonatomethyl)amino]naphthalen-1-olate 7-amino-2-[(3,5-dinitro-2-oxidophenyl)diazen-1-yl]-3-sulfonatonaphthalen-1-olate
Constituent 5
Chemical structure
Reference substance name:
Sodium 6-amino-4-hydroxynaphthalene-2-sulphonate
EC Number:
240-829-7
EC Name:
Sodium 6-amino-4-hydroxynaphthalene-2-sulphonate
CAS Number:
16781-08-1
Molecular formula:
C10H8NNaO4S
IUPAC Name:
sodium 6-amino-4-hydroxynaphthalene-2-sulfonate
Constituent 6
Chemical structure
Reference substance name:
disodium 6-[(sulfonatomethyl)amino]naphthalene-2-sulfonate
Molecular formula:
C11H9NNa2O6S2
IUPAC Name:
disodium 6-[(sulfonatomethyl)amino]naphthalene-2-sulfonate
Constituent 7
Chemical structure
Reference substance name:
chromium(3+) trisodium bis(7-amino-2-[2-(3,5-dinitro-2-oxidophenyl)diazen-1-yl]-3-sulfonaphthalen-1-olate)
Molecular formula:
C32H16CrN10Na3O18S2
IUPAC Name:
chromium(3+) trisodium bis(7-amino-2-[2-(3,5-dinitro-2-oxidophenyl)diazen-1-yl]-3-sulfonaphthalen-1-olate)
Constituent 8
Chemical structure
Reference substance name:
chromium(3+) trisodium bis(2-[(3,5-dinitro-2-oxidophenyl)diazen-1-yl]-7-(methylamino)-3-sulfonatonaphthalen-1-olate)
Molecular formula:
C34H20CrN10Na3O18S2
IUPAC Name:
chromium(3+) trisodium bis(2-[(3,5-dinitro-2-oxidophenyl)diazen-1-yl]-7-(methylamino)-3-sulfonatonaphthalen-1-olate)
Constituent 9
Chemical structure
Reference substance name:
chromium(3+) trisodium 2-[(3,5-dinitro-2-oxidophenyl)diazen-1-yl]-7-(methylamino)-3-sulfonaphthalen-1-olate 7-amino-2-[(3,5-dinitro-2-oxidophenyl)diazen-1-yl]-3-sulfonaphthalen-1-olate
Molecular formula:
C33H18CrN10Na3O18S2
IUPAC Name:
chromium(3+) trisodium 2-[(3,5-dinitro-2-oxidophenyl)diazen-1-yl]-7-(methylamino)-3-sulfonaphthalen-1-olate 7-amino-2-[(3,5-dinitro-2-oxidophenyl)diazen-1-yl]-3-sulfonaphthalen-1-olate
Constituent 10
Reference substance name:
Sum of unknown impurities, each < 1 %
Molecular formula:
not applicable
IUPAC Name:
Sum of unknown impurities, each < 1 %
Constituent 11
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 12
Chemical structure
Reference substance name:
Calcium chloride
EC Number:
233-140-8
EC Name:
Calcium chloride
CAS Number:
10043-52-4
Molecular formula:
CaCl2
IUPAC Name:
Calcium Chloride
Constituent 13
Chemical structure
Reference substance name:
Sodium hydrogencarbonate
EC Number:
205-633-8
EC Name:
Sodium hydrogencarbonate
CAS Number:
144-55-8
Molecular formula:
CHNaO3
IUPAC Name:
sodium hydrogencarbonate
Constituent 14
Chemical structure
Reference substance name:
Sodium sulphate
EC Number:
231-820-9
EC Name:
Sodium sulphate
CAS Number:
7757-82-6
Molecular formula:
Na2SO4
IUPAC Name:
Sodium sulfate
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

Composition(s) generated upon use

Other types of composition(s)