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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
sodium hydrogen (E)-3-((5-chloro-2-hydroxyphenyl)diazenyl)-4,5-dihydroxynaphthalene-2,7-disulfonate
EC Number:
947-121-3
Molecular formula:
C16H10ClN2NaO9S2
IUPAC Name:
sodium hydrogen (E)-3-((5-chloro-2-hydroxyphenyl)diazenyl)-4,5-dihydroxynaphthalene-2,7-disulfonate

Type of Substance

Composition:
mono-constituent substance
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 hydrogen (E)-3-((5-chloro-2-hydroxyphenyl)diazenyl)-4,5-dihydroxynaphthalene-2,7-disulfonate
EC Number:
947-121-3
Molecular formula:
C16H10ClN2NaO9S2
IUPAC Name:
sodium hydrogen (E)-3-((5-chloro-2-hydroxyphenyl)diazenyl)-4,5-dihydroxynaphthalene-2,7-disulfonate

Legal Entity Composition(s) open all close all

State Form:
solid: particulate/powder


Constituent 1
Chemical structure
Reference substance name:
sodium hydrogen (E)-3-((5-chloro-2-hydroxyphenyl)diazenyl)-4,5-dihydroxynaphthalene-2,7-disulfonate
EC Number:
947-121-3
Molecular formula:
C16H10ClN2NaO9S2
IUPAC Name:
sodium hydrogen (E)-3-((5-chloro-2-hydroxyphenyl)diazenyl)-4,5-dihydroxynaphthalene-2,7-disulfonate
State Form:
solid: particulate/powder


Constituent 1
Chemical structure
Reference substance name:
sodium hydrogen (E)-3-((5-chloro-2-hydroxyphenyl)diazenyl)-4,5-dihydroxynaphthalene-2,7-disulfonate
EC Number:
947-121-3
Molecular formula:
C16H10ClN2NaO9S2
IUPAC Name:
sodium hydrogen (E)-3-((5-chloro-2-hydroxyphenyl)diazenyl)-4,5-dihydroxynaphthalene-2,7-disulfonate

Composition(s) generated upon use

Other types of composition(s)