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Substance Name: Benzenesulfonic acid, 3,3'-(3-oxo-1(3H)-isobenzofuranylidene)bis(6-hydroxy-, sodium salt (1:3)
RN: 62609-87-4
InChIKey: BLWPFMRCWCZECF-UHFFFAOYSA-K

Molecular Formula

  • C20-H14-O10-S2.3Na

Molecular Weight

  • 544.399
 
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Names and Synonyms

Synonym

  • EINECS 263-634-9

Systematic Names

  • Benzenesulfonic acid, 3,3'-(3-oxo-1(3H)-isobenzofuranylidene)bis(6-hydroxy-, sodium salt (1:3)
  • Benzenesulfonic acid, 3,3'-(3-oxo-1(3H)-isobenzofuranylidene)bis(6-hydroxy-, trisodium salt
  • Trisodium alpha-(4-hydroxy-3-sulphonatophenyl)-alpha-(4-oxo-3-sulphonatocyclohexa-2,5-dienylidene)-alpha-toluate

Registry Numbers

CAS Registry Number

  • 62609-87-4

Other Registry Number

  • 5401-44-5

System Generated Number

  • 0062609874

Molecular Formulas

Molecular Formula

  • C20-H14-O10-S2.3Na

Molecular Formula Fragments

  • C20-H14-O10-S2
  • COMPONENT
  • Na

Structure Descriptors

InChI

1S/C20H14O10S2.3Na/c21-15-7-5-11(9-17(15)31(24,25)26)20(14-4-2-1-3-13(14)19(23)30-20)12-6-8-16(22)18(10-12)32(27,28)29;;;/h1-10,21-22H,(H,24,25,26)(H,27,28,29);;;/q;3*+1/p-3

InChIKey

BLWPFMRCWCZECF-UHFFFAOYSA-K

Smiles

c12C(=O)O[C@@](c3cc(S(=O)(=O)[O-])c(O)cc3)(c3cc(S(=O)(=O)[O-])c([O-])cc3)c1cccc2.[Na+].[Na+].[Na+]