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Substance Name: 7,7'-(Carbonyldiimino)bis(4-hydroxy-3-(phenylazo)naphthalene-2-sulphonic) acid, sodium salt
RN: 83221-56-1
InChIKey: YCBRSNPVDLMKFZ-UPLBNUMFSA-N

Molecular Formula

  • C33-H24-N6-O9-S2.x-Na

Molecular Weight

  • 735.7076
 
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Names and Synonyms

Synonym

  • EINECS 280-235-5

Systematic Names

  • 2-Naphthalenesulfonic acid, 7,7'-(carbonyldiimino)bis(4-hydroxy-3-(phenylazo)-, sodium salt
  • 7,7'-(Carbonyldiimino)bis(4-hydroxy-3-(phenylazo)naphthalene-2-sulphonic) acid, sodium salt

Registry Numbers

CAS Registry Number

  • 83221-56-1

System Generated Number

  • 0083221561

Molecular Formulas

Molecular Formula

  • C33-H24-N6-O9-S2.x-Na

Molecular Formula Fragments

  • C33-H24-N6-O9-S2
  • COMPONENT
  • Na

Structure Descriptors

InChI

1S/C33H24N6O9S2.Na/c40-31-25-13-11-23(15-19(25)17-27(49(43,44)45)29(31)38-36-21-7-3-1-4-8-21)34-33(42)35-24-12-14-26-20(16-24)18-28(50(46,47)48)30(32(26)41)39-37-22-9-5-2-6-10-22;/h1-18,40-41H,(H2,34,35,42)(H,43,44,45)(H,46,47,48);/q;+1/b38-36+,39-37+;

InChIKey

YCBRSNPVDLMKFZ-UPLBNUMFSA-N

Smiles

c1ccc(cc1)/N=N/c2c(c3c(cc2S(=O)(=O)O)cc(cc3)NC(=O)Nc4cc5c(c(c(c(c5)S(=O)(=O)O)/N=N/c6ccccc6)O)cc4)O.[Na+]