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Weight502.437 g/mol
FormulaC20H12N2Na2O7S2
Hydrogen Acceptors9
Hydrogen Donors1
Aromatic Rings3
Rotatable Bonds4

Carmoisine (3567-69-9)

azorubine  ·  acid red 2C  ·  azo rubin S, disodium salt

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Alternate Names

  • azorubine
  • acid red 2C
  • azo rubin S, disodium salt
  • disodium 4-hydroxy-2-((4-sulfonato-1-naphthyl)diazenyl)naphthalene-1-sulfonate
  • azo rubin S
  • SMILES
    C1=CC=C2C(=C1)C(=CC=C2S(=O)(=O)[O-])NN=C3C=C(C4=CC=CC=C4C3=O)S(=O)(=O)[O-].[Na+].[Na+]
  • InChIKey
    OJNIRNOPCQQNRY-UHFFFAOYSA-L

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