Registration Dossier

Identification

Chemical structure
Display Name:
Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
EC Number:
226-109-5
EC Name:
Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
CAS Number:
5281-04-9
Molecular formula:
C18H14N2O6S.Ca
IUPAC Name:
calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate

Type of Substance

Composition:
mono-constituent substance
Origin:
organic

Substance Identifiers open all close all

  • 5281-04-9
  • C.I. 15850:1
  • C.I. Pigment Red 57:1
  • D & C Red 7 (Lithol Rubine B, Ca Lake & Lithol Rubine B, Ca Salt)
  • PIGMENT RED 57:1
  • PR 57:1
  • Pigment Red 57, calcium salt (1:1)
  • Pigment Red 57:1
  • Pigment Red 57:1
  • SEIKAFAST CARMINE 6B 1476T-7
  • SYMULER Brilliant Carmine 6B
  • Sudacolor Red 635
  • Versal Red 4BP
  • Versal Red F6RO
  • Versal Red F6RW
  • Versal Red F6RWB
  • Versalová červeň 4BP
  • Versalová červeň F6RO
  • Versalová červeň F6RW
  • Versalová červeň F6RWB
  • Compositions

    Boundary Composition(s) open all close all

    State Form:
    solid: nanoform


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate

    Characterisation of nanoforms

    Type of information reported:
    single nanoform
    Name of nanoform:
    Pigment Red 57:1_Nanoform_Multimodal

    Shape

    Shape descriptionopen allclose all
    Shape category:
    platelet
    Shape:
    plate
    Pure shape:
    no
    Typical composition:
    ca. 30 %
    Range:
    > 1 - <= 100 %
    Shape category:
    spheroidal
    Shape:
    spherical
    Pure shape:
    no
    Typical composition:
    ca. 30 %
    Range:
    > 1 - <= 100 %
    Shape category:
    elongated
    Shape:
    rod
    Pure shape:
    no
    Typical composition:
    ca. 30 %
    Range:
    > 1 - <= 100 %

    Particle size distribution and range

    Particle size distribution and rangeopen allclose all
    Shape category:
    elongated
    Percentileopen allclose all
    Percentile:
    D10
    Typical value:
    ca. 30 nm
    Range:
    > 1 - < 60 nm
    Percentile:
    D50
    Typical value:
    ca. 70 nm
    Range:
    > 10 - < 100 nm
    Percentile:
    D90
    Typical value:
    ca. 120 nm
    Range:
    > 60 - < 300 nm
    Typical length:
    ca. 250 nm
    Range of length:
    > 10 - < 500 nm
    Typical aspect ratio (:1):
    ca. 4 :1
    Range of aspect ratio (:1):
    >= 1 - <= 7
    Fraction of constituent particles in the size range 1-100 nm:
    > 80 - <= 100 %
    Shape category:
    platelet
    Percentileopen allclose all
    Percentile:
    D10
    Typical value:
    ca. 5 nm
    Range:
    > 1 - < 40 nm
    Percentile:
    D50
    Typical value:
    ca. 10 nm
    Range:
    > 10 - < 100 nm
    Percentile:
    D90
    Typical value:
    ca. 70 nm
    Range:
    > 40 - < 120 nm
    Typical lateral dimension 1:
    ca. 75 nm
    Range of lateral dimension 1:
    > 10 - < 200 nm
    Typical lateral dimension 2:
    ca. 278 nm
    Range of lateral dimension 2:
    > 100 - < 600 nm
    Typical aspect ratio (:1):
    ca. 4 :1
    Range of aspect ratio (:1):
    >= 1 - <= 5
    Fraction of constituent particles in the size range 1-100 nm:
    > 80 - <= 100 %
    Shape category:
    spheroidal
    Percentileopen allclose all
    Percentile:
    D10
    Typical value:
    ca. 30 nm
    Range:
    > 1 - < 60 nm
    Percentile:
    D50
    Typical value:
    ca. 70 nm
    Range:
    > 10 - < 100 nm
    Percentile:
    D90
    Typical value:
    ca. 120 nm
    Range:
    > 60 - < 300 nm
    Fraction of constituent particles in the size range 1-100 nm:
    > 80 - <= 100 %

    Crystallinity

    Structures
    Structure:
    crystalline
    Name:
    Pigment Red 57:1
    Pure structure:
    yes

    Specific surface area

    Typical specific surface area:
    ca. 60 m²/g
    Range of specific surface area:
    > 15 - < 500 m²/g

    Surface functionalisation / treatment

    Surface treatment applied:
    no

    Legal Entity Composition(s) open all close all

    State Form:
    solid: nanoform


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate

    Characterisation of nanoforms

    Type of information reported:
    single nanoform
    Name of nanoform:
    Pigment Red 57:1_Nanoform_Platelet

    Shape

    Shape description
    Shape category:
    platelet
    Shape:
    plate
    Pure shape:
    yes

    Particle size distribution and range

    Particle size distribution and range
    Shape category:
    platelet
    Percentileopen allclose all
    Percentile:
    D10
    Typical value:
    ca. 5 nm
    Range:
    > 1 - < 40 nm
    Percentile:
    D50
    Typical value:
    ca. 10 nm
    Range:
    > 1 - < 100 nm
    Percentile:
    D90
    Typical value:
    ca. 70 nm
    Range:
    > 10 - < 120 nm
    Typical lateral dimension 1:
    ca. 68 nm
    Range of lateral dimension 1:
    > 10 - < 190 nm
    Typical lateral dimension 2:
    ca. 128 nm
    Range of lateral dimension 2:
    > 40 - < 350 nm
    Typical aspect ratio (:1):
    ca. 1.8 :1
    Range of aspect ratio (:1):
    >= 1 - <= 5
    Fraction of constituent particles in the size range 1-100 nm:
    > 80 - <= 100 %

    Crystallinity

    Structures
    Structure:
    crystalline
    Name:
    Pigment Red 57:1
    Pure structure:
    yes

    Specific surface area

    Typical specific surface area:
    ca. 58.9 m²/g
    Range of specific surface area:
    ca. 15 - < 200 m²/g

    Surface functionalisation / treatment

    Surface treatment applied:
    no
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate
    State Form:
    solid: nanoform


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate

    Characterisation of nanoforms

    Type of information reported:
    single nanoform
    Name of nanoform:
    Pigment Red 57:1

    Shape

    Shape descriptionopen allclose all
    Shape category:
    elongated
    Shape:
    other: column
    Pure shape:
    no
    Typical composition:
    16 %
    Range:
    > 10 - < 20 %
    Shape category:
    platelet
    Shape:
    plate
    Pure shape:
    no
    Typical composition:
    84 %
    Range:
    > 80 - < 90 %

    Particle size distribution and range

    Particle size distribution and rangeopen allclose all
    Shape category:
    elongated
    Percentileopen allclose all
    Percentile:
    D10
    Typical value:
    18 nm
    Range:
    > 16 - < 20 nm
    Percentile:
    D50
    Typical value:
    39 nm
    Range:
    > 36 - < 42 nm
    Percentile:
    D90
    Typical value:
    74 nm
    Range:
    > 70 - < 78 nm
    Typical length:
    176.5 nm
    Range of length:
    > 35 - < 449 nm
    Typical aspect ratio (:1):
    4.13 :1
    Range of aspect ratio (:1):
    >= 3.22 - <= 5.04
    Fraction of constituent particles in the size range 1-100 nm:
    >= 92 - < 100 %
    Shape category:
    platelet
    Percentileopen allclose all
    Percentile:
    D10
    Typical value:
    26 nm
    Range:
    > 22 - < 30 nm
    Percentile:
    D50
    Typical value:
    46 nm
    Range:
    > 42 - < 50 nm
    Percentile:
    D90
    Typical value:
    81 nm
    Range:
    > 79 - < 85 nm
    Typical lateral dimension 1:
    100.8 nm
    Range of lateral dimension 1:
    > 22 - < 387 nm
    Typical lateral dimension 2:
    49.6 nm
    Range of lateral dimension 2:
    > 17 - < 175 nm
    Typical aspect ratio (:1):
    2 :1
    Range of aspect ratio (:1):
    >= 1.5 - <= 2.51
    Fraction of constituent particles in the size range 1-100 nm:
    >= 95 - < 100 %

    Crystallinity

    Structures
    Structure:
    partially-crystalline
    Name:
    Pigment Red 57:1
    Pure structure:
    no
    Range:
    > 91 - < 97 %
    Crystal system:
    not applicable

    Specific surface area

    Typical specific surface area:
    76 m²/g
    Range of specific surface area:
    > 56 - < 96.5 m²/g
    Typical volume specific surface area:
    125.5 m²/cm³
    Range of volume specific surface area:
    > 91 - < 160.1 m²/cm³
    Skeletal density:
    >= 1.544 - <= 1.695 g/cm³

    Surface functionalisation / treatment

    Surface treatment applied:
    no
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate
    State Form:
    solid: nanoform


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate

    Characterisation of nanoforms

    Type of information reported:
    single nanoform
    Name of nanoform:
    Pigment Red 57:1_Nanoform_Platelet

    Shape

    Shape description
    Shape category:
    platelet
    Shape:
    plate
    Pure shape:
    yes

    Particle size distribution and range

    Particle size distribution and range
    Shape category:
    platelet
    Percentileopen allclose all
    Percentile:
    D10
    Typical value:
    ca. 5 nm
    Range:
    > 1 - < 40 nm
    Percentile:
    D50
    Typical value:
    ca. 10 nm
    Range:
    > 1 - < 100 nm
    Percentile:
    D90
    Typical value:
    ca. 70 nm
    Range:
    > 10 - < 120 nm
    Typical lateral dimension 1:
    ca. 68 nm
    Range of lateral dimension 1:
    > 10 - < 190 nm
    Typical lateral dimension 2:
    ca. 128 nm
    Range of lateral dimension 2:
    > 40 - < 350 nm
    Typical aspect ratio (:1):
    ca. 1.8 :1
    Range of aspect ratio (:1):
    >= 1 - <= 5
    Fraction of constituent particles in the size range 1-100 nm:
    > 80 - <= 100 %

    Crystallinity

    Structures
    Structure:
    crystalline
    Name:
    Pigment Red 57:1
    Pure structure:
    yes

    Specific surface area

    Typical specific surface area:
    ca. 58.9 m²/g
    Range of specific surface area:
    ca. 15 - < 200 m²/g

    Surface functionalisation / treatment

    Surface treatment applied:
    no
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate
    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate
    State Form:
    solid: bulk


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate
    Degree of purity:
    > 96 - <= 100 % (w/w)


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate
    Impurity 1
    Chemical structure
    Reference substance name:
    4-aminotoluene-3-sulphonic acid
    EC Number:
    201-831-3
    EC Name:
    4-aminotoluene-3-sulphonic acid
    CAS Number:
    88-44-8
    Molecular formula:
    C7H9NO3S
    IUPAC Name:
    2-amino-5-methylbenzenesulfonic acid
    Degree of purity:
    >= 98 - <= 100 % (w/w)


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate
    Impurity 1
    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 dichloride
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate
    State Form:
    solid: particulate/powder


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate


    Constituent 1
    Chemical structure
    Reference substance name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    EC Number:
    226-109-5
    EC Name:
    Calcium 3-hydroxy-4-[(4-methyl-2-sulphonatophenyl)azo]-2-naphthoate
    CAS Number:
    5281-04-9
    Molecular formula:
    C18H14N2O6S.Ca
    IUPAC Name:
    calcium 3-hydroxy-4-[(4-methyl-2-sulfonatophenyl)diazenyl]-2-naphthoate

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