Registration Dossier

Identification

Chemical structure
Display Name:
Trisodium 1-(1-naphthylazo)-2-hydroxynaphthalene-4',6,8-trisulphonate
EC Number:
220-036-2
EC Name:
Trisodium 1-(1-naphthylazo)-2-hydroxynaphthalene-4',6,8-trisulphonate
CAS Number:
2611-82-7
Molecular formula:
C20H11N2O10S3.3Na
IUPAC Name:
trisodium (8Z)-7-oxo-8-[2-(4-sulfonatonaphthalen-1-yl)hydrazin-1-ylidene]-7,8-dihydronaphthalene-1,3-disulfonate

Type of Substance

Composition:
mono-constituent substance
Origin:
organic

Substance Identifiers open all close all

  • 2611-82-7
  • Acid Red 18
  • Neelicol Ponceau 4R
  • Neelink Red PR
  • Compositions

    Boundary Composition(s) open all close all

    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Trisodium 1-(1-naphthylazo)-2-hydroxynaphthalene-4',6,8-trisulphonate
    EC Number:
    220-036-2
    EC Name:
    Trisodium 1-(1-naphthylazo)-2-hydroxynaphthalene-4',6,8-trisulphonate
    CAS Number:
    2611-82-7
    Molecular formula:
    C20H11N2O10S3.3Na
    IUPAC Name:
    trisodium (8Z)-7-oxo-8-[2-(4-sulfonatonaphthalen-1-yl)hydrazin-1-ylidene]-7,8-dihydronaphthalene-1,3-disulfonate

    Legal Entity Composition(s) open all close all

    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Trisodium 1-(1-naphthylazo)-2-hydroxynaphthalene-4',6,8-trisulphonate
    EC Number:
    220-036-2
    EC Name:
    Trisodium 1-(1-naphthylazo)-2-hydroxynaphthalene-4',6,8-trisulphonate
    CAS Number:
    2611-82-7
    Molecular formula:
    C20H11N2O10S3.3Na
    IUPAC Name:
    trisodium (8Z)-7-oxo-8-[2-(4-sulfonatonaphthalen-1-yl)hydrazin-1-ylidene]-7,8-dihydronaphthalene-1,3-disulfonate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Trisodium 1-(1-naphthylazo)-2-hydroxynaphthalene-4',6,8-trisulphonate
    EC Number:
    220-036-2
    EC Name:
    Trisodium 1-(1-naphthylazo)-2-hydroxynaphthalene-4',6,8-trisulphonate
    CAS Number:
    2611-82-7
    Molecular formula:
    C20H11N2O10S3.3Na
    IUPAC Name:
    trisodium (8Z)-7-oxo-8-[2-(4-sulfonatonaphthalen-1-yl)hydrazin-1-ylidene]-7,8-dihydronaphthalene-1,3-disulfonate


    Constituent 1
    Chemical structure
    Reference substance name:
    Trisodium 1-(1-naphthylazo)-2-hydroxynaphthalene-4',6,8-trisulphonate
    EC Number:
    220-036-2
    EC Name:
    Trisodium 1-(1-naphthylazo)-2-hydroxynaphthalene-4',6,8-trisulphonate
    CAS Number:
    2611-82-7
    Molecular formula:
    C20H11N2O10S3.3Na
    IUPAC Name:
    trisodium (8Z)-7-oxo-8-[2-(4-sulfonatonaphthalen-1-yl)hydrazin-1-ylidene]-7,8-dihydronaphthalene-1,3-disulfonate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Trisodium 1-(1-naphthylazo)-2-hydroxynaphthalene-4',6,8-trisulphonate
    EC Number:
    220-036-2
    EC Name:
    Trisodium 1-(1-naphthylazo)-2-hydroxynaphthalene-4',6,8-trisulphonate
    CAS Number:
    2611-82-7
    Molecular formula:
    C20H11N2O10S3.3Na
    IUPAC Name:
    trisodium (8Z)-7-oxo-8-[2-(4-sulfonatonaphthalen-1-yl)hydrazin-1-ylidene]-7,8-dihydronaphthalene-1,3-disulfonate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Trisodium 1-(1-naphthylazo)-2-hydroxynaphthalene-4',6,8-trisulphonate
    EC Number:
    220-036-2
    EC Name:
    Trisodium 1-(1-naphthylazo)-2-hydroxynaphthalene-4',6,8-trisulphonate
    CAS Number:
    2611-82-7
    Molecular formula:
    C20H11N2O10S3.3Na
    IUPAC Name:
    trisodium (8Z)-7-oxo-8-[2-(4-sulfonatonaphthalen-1-yl)hydrazin-1-ylidene]-7,8-dihydronaphthalene-1,3-disulfonate
    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Trisodium 1-(1-naphthylazo)-2-hydroxynaphthalene-4',6,8-trisulphonate
    EC Number:
    220-036-2
    EC Name:
    Trisodium 1-(1-naphthylazo)-2-hydroxynaphthalene-4',6,8-trisulphonate
    CAS Number:
    2611-82-7
    Molecular formula:
    C20H11N2O10S3.3Na
    IUPAC Name:
    trisodium (8Z)-7-oxo-8-[2-(4-sulfonatonaphthalen-1-yl)hydrazin-1-ylidene]-7,8-dihydronaphthalene-1,3-disulfonate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Trisodium 1-(1-naphthylazo)-2-hydroxynaphthalene-4',6,8-trisulphonate
    EC Number:
    220-036-2
    EC Name:
    Trisodium 1-(1-naphthylazo)-2-hydroxynaphthalene-4',6,8-trisulphonate
    CAS Number:
    2611-82-7
    Molecular formula:
    C20H11N2O10S3.3Na
    IUPAC Name:
    trisodium (8Z)-7-oxo-8-[2-(4-sulfonatonaphthalen-1-yl)hydrazin-1-ylidene]-7,8-dihydronaphthalene-1,3-disulfonate

    Composition(s) generated upon use

    Other types of composition(s)