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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
2,7-naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 2-amino-4,6-dinitrophenol, diazotized 4-nitrobenzenamine and resorcinol, sodium salts
EC Number:
232-380-0
EC Name:
2,7-naphthalenedisulfonic acid, 4-amino-5-hydroxy-, diazotized, coupled with diazotized 2-amino-4,6-dinitrophenol, diazotized 4-nitrobenzenamine and resorcinol, sodium salts
CAS Number:
8011-86-7
Molecular formula:
C28H15N9Na2O16S2
IUPAC Name:
disodium 4-[(1E)-2-{2,4-dihydroxy-5-[(1E)-2-(2-hydroxy-3,5-dinitrophenyl)diazen-1-yl]-3-[(1E)-2-(4-nitrophenyl)diazen-1-yl]phenyl}diazen-1-yl]-5-hydroxynaphthalene-2,7-disulfonate

Type of Substance

Composition:
UVCB
Origin:
organic

Substance Identifiers open all close all

  • Everlan SL63
  • Compositions

    Boundary Composition(s) open all close all

    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    disodium 5-((E)-(2,4-dihydroxy-5-((E)-(2-hydroxy-3,5-dinitrophenyl)diazenyl)-3-((E)-(4-nitrophenyl)diazenyl)phenyl)diazenyl)-4-hydroxy-1,4-dihydronaphthalene-2,7-disulfonate
    Molecular formula:
    C28H17N9Na2O16S2
    IUPAC Name:
    disodium 5-((E)-(2,4-dihydroxy-5-((E)-(2-hydroxy-3,5-dinitrophenyl)diazenyl)-3-((E)-(4-nitrophenyl)diazenyl)phenyl)diazenyl)-4-hydroxy-1,4-dihydronaphthalene-2,7-disulfonate
    Constituent 2
    Reference substance name:
    Inorganic salts
    Molecular formula:
    not applicable
    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:
    disodium 4-amino-5-hydroxynaphthalene-2,7-disulfonate
    Molecular formula:
    C10H7NNa2O7S2
    IUPAC Name:
    disodium 4-amino-5-hydroxynaphthalene-2,7-disulfonate
    Constituent 2
    Chemical structure
    Reference substance name:
    disodium 4-((E)-(2,4-dihydroxy-3-((E)-(4-nitrophenyl)diazenyl)phenyl)diazenyl)-5-hydroxynaphthalene-2,7-disulfonate
    Molecular formula:
    C22H13N5Na2O11S2
    IUPAC Name:
    disodium 4-((E)-(2,4-dihydroxy-3-((E)-(4-nitrophenyl)diazenyl)phenyl)diazenyl)-5-hydroxynaphthalene-2,7-disulfonate
    Constituent 3
    Chemical structure
    Reference substance name:
    disodium 4-((E)-(2,4-dihydroxy-5-((Z)-(2-hydroxy-3,5-dinitrophenyl)diazenyl)phenyl)diazenyl)-5-hydroxynaphthalene-2,7-disulfonate
    Molecular formula:
    C22H12N6Na2O14S2
    IUPAC Name:
    disodium 4-((E)-(2,4-dihydroxy-5-((Z)-(2-hydroxy-3,5-dinitrophenyl)diazenyl)phenyl)diazenyl)-5-hydroxynaphthalene-2,7-disulfonate
    Constituent 4
    Chemical structure
    Reference substance name:
    (E)-4-((5-hydroxy-2,4-dinitrophenyl)diazenyl)benzene-1,3-diol
    Molecular formula:
    C24H16N8O14
    IUPAC Name:
    (E)-4-((5-hydroxy-2,4-dinitrophenyl)diazenyl)benzene-1,3-diol
    Constituent 5
    Chemical structure
    Reference substance name:
    disodium 5-((E)-(2,4-dihydroxy-5-((E)-(2-hydroxy-3,5-dinitrophenyl)diazenyl)-3-((E)-(4-nitrophenyl)diazenyl)phenyl)diazenyl)-4-hydroxy-1,4-dihydronaphthalene-2,7-disulfonate
    Molecular formula:
    C28H17N9Na2O16S2
    IUPAC Name:
    disodium 5-((E)-(2,4-dihydroxy-5-((E)-(2-hydroxy-3,5-dinitrophenyl)diazenyl)-3-((E)-(4-nitrophenyl)diazenyl)phenyl)diazenyl)-4-hydroxy-1,4-dihydronaphthalene-2,7-disulfonate