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Substance Name: Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-(2-(4-hydroxyphenyl)diazenyl)-, potassium sodium salt (1:1:1)
RN: 75673-23-3
InChIKey: GDUPSGOMYBSIGO-MAPAHAHLSA-L

Molecular Formula

  • C26-H20-N4-O8-S2.K.Na

Molecular Weight

  • 640.6682
 
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Names and Synonyms

Synonym

  • 4,4'-Bis((p-hydroxyphenyl)azo)-2,2'-stilbenedisulfonic acid, potassium sodium salt (1:1:1)

Systematic Names

  • Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-((4-hydroxyphenyl)azo)-, monopotassium monosodium salt
  • Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis(5-(2-(4-hydroxyphenyl)diazenyl)-, potassium sodium salt (1:1:1)

Registry Numbers

CAS Registry Number

  • 75673-23-3

Related Registry Number

  • 91-34-9 (Parent)

System Generated Number

  • 0075673233

Molecular Formulas

Molecular Formula

  • C26-H20-N4-O8-S2.K.Na

Molecular Formula Fragments

  • C26-H20-N4-O8-S2
  • COMPONENT
  • K
  • Na

Structure Descriptors

InChI

1S/C26H20N4O8S2.K.Na/c31-23-11-7-19(8-12-23)27-29-21-5-3-17(25(15-21)39(33,34)35)1-2-18-4-6-22(16-26(18)40(36,37)38)30-28-20-9-13-24(32)14-10-20;;/h1-16,31-32H,(H,33,34,35)(H,36,37,38);;/q;2*+1/p-2/b2-1+,29-27+,30-28+;;

InChIKey

GDUPSGOMYBSIGO-MAPAHAHLSA-L

Smiles

c1c(ccc(c1)O)/N=N/c2cc(c(cc2)/C=C/c3c(cc(cc3)/N=N/c4ccc(cc4)O)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[K+]