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Weight416.39 g/mol
FormulaC20H13N2NaO5S
Hydrogen Acceptors7
Hydrogen Donors2
Aromatic Rings3
Rotatable Bonds3

ST080677 (2538-85-4)

calcon  ·  eriochrome blue black R  ·  3-hydroxy-4-((2-hydroxy-1-naphthalenyl)azo)-1-naphthalenesulfonic acid

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Alternate Names

  • calcon
  • eriochrome blue black R
  • 3-hydroxy-4-((2-hydroxy-1-naphthalenyl)azo)-1-naphthalenesulfonic acid
  • calcon, zinc salt
  • pontachrome blue black reagent
  • SMILES
    C1=CC=C2C(=C1)C=CC(=C2NN=C3C4=CC=CC=C4C(=CC3=O)S(=O)(=O)[O-])O.[Na+]
  • InChIKey
    YJUGDMOGPJJWDG-UHFFFAOYSA-M

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