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Substance Name: 2-Naphthalenesulfonic acid, 1,1'-methylenebis-, sodium salt (1:2)
RN: 2379-92-2
InChIKey: SPDUFLWDSCKGPG-UHFFFAOYSA-L

Molecular Formula

  • C21-H16-O6-S2.2Na

Molecular Weight

  • 472.448
 
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Names and Synonyms

Synonym

  • EINECS 219-172-5

Systematic Names

  • 2-Naphthalenesulfonic acid, 1,1'-methylenebis-, disodium salt
  • 2-Naphthalenesulfonic acid, 1,1'-methylenebis-, sodium salt (1:2)
  • Disodium 1,1'-methylenedi(naphthalene-2-sulphonate)

Registry Numbers

CAS Registry Number

  • 2379-92-2

Other Registry Numbers

  • 19281-79-9
  • 879669-11-1

System Generated Number

  • 0002379922

Molecular Formulas

Molecular Formula

  • C21-H16-O6-S2.2Na

Molecular Formula Fragments

  • C21-H16-O6-S2
  • COMPONENT
  • Na

Structure Descriptors

InChI

1S/C21H16O6S2.2Na/c22-28(23,24)20-11-9-14-5-1-3-7-16(14)18(20)13-19-17-8-4-2-6-15(17)10-12-21(19)29(25,26)27;;/h1-12H,13H2,(H,22,23,24)(H,25,26,27);;/q;2*+1/p-2

InChIKey

SPDUFLWDSCKGPG-UHFFFAOYSA-L

Smiles

c12c(Cc3c4ccccc4ccc3S(=O)(=O)[O-])c(S(=O)(=O)[O-])ccc1cccc2.[Na+].[Na+]