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Substance Name: 2-Naphthalenesulfonic acid, 7,7'-(carbonyldiimino)bis(4-hydroxy-, sodium salt (1:2)
RN: 20324-87-2
InChIKey: MOUNHKKCIGVIDI-UHFFFAOYSA-L

Molecular Formula

  • C21-H16-N2-O9-S2.2Na

Molecular Weight

  • 548.459
 
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Names and Synonyms

Synonym

  • EINECS 243-735-4

Systematic Names

  • 2-Naphthalenesulfonic acid, 7,7'-(carbonyldiimino)bis(4-hydroxy-, disodium salt
  • 2-Naphthalenesulfonic acid, 7,7'-(carbonyldiimino)bis(4-hydroxy-, sodium salt (1:2)
  • Disodium 7,7'-(carbonyldiimino)bis(4-hydroxynaphthalene-2-sulphonate)

Registry Numbers

CAS Registry Number

  • 20324-87-2

Other Registry Number

  • 854646-36-9

System Generated Number

  • 0020324872

Molecular Formulas

Molecular Formula

  • C21-H16-N2-O9-S2.2Na

Molecular Formula Fragments

  • C21-H16-N2-O9-S2
  • COMPONENT
  • Na

Structure Descriptors

InChI

1S/C21H16N2O9S2.2Na/c24-19-9-15(33(27,28)29)7-11-5-13(1-3-17(11)19)22-21(26)23-14-2-4-18-12(6-14)8-16(10-20(18)25)34(30,31)32;;/h1-10,24-25H,(H2,22,23,26)(H,27,28,29)(H,30,31,32);;/q;2*+1/p-2

InChIKey

MOUNHKKCIGVIDI-UHFFFAOYSA-L

Smiles

c12c(O)cc(S(=O)(=O)[O-])cc1cc(NC(=O)Nc1cc3cc(S(=O)(=O)[O-])cc(c3cc1)O)cc2.[Na+].[Na+]