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Substance Name: Disodium 6-hydroxy-5-((2-hydroxy-3-((2-hydroxynaphthyl)azo)-5-sulphonatophenyl)azo)naphthalene-2-sulphonate
RN: 3258-74-0
InChIKey: VXQDQJNUUKARQY-ZQGAZYNISA-L

Molecular Formula

  • C26-H18-N4-O9-S2.2Na

Molecular Weight

  • 638.5434
 
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Names and Synonyms

Synonym

  • EINECS 221-858-4

Systematic Names

  • 2-Naphthalenesulfonic acid, 6-hydroxy-5-((2-hydroxy-3-((2-hydroxy-1-naphthalenyl)azo)-5-sulfophenyl)azo)-, disodium salt
  • Disodium 6-hydroxy-5-((2-hydroxy-3-((2-hydroxynaphthyl)azo)-5-sulphonatophenyl)azo)naphthalene-2-sulphonate

Registry Numbers

CAS Registry Number

  • 3258-74-0

System Generated Number

  • 0003258740

Molecular Formulas

Molecular Formula

  • C26-H18-N4-O9-S2.2Na

Molecular Formula Fragments

  • C26-H18-N4-O9-S2
  • COMPONENT
  • Na

Structure Descriptors

InChI

1S/C26H18N4O9S2.2Na/c31-22-9-5-14-3-1-2-4-18(14)24(22)29-27-20-12-17(41(37,38)39)13-21(26(20)33)28-30-25-19-8-7-16(40(34,35)36)11-15(19)6-10-23(25)32;;/h1-13,31-33H,(H,34,35,36)(H,37,38,39);;/q;2*+1/p-2/b29-27+,30-28+;;

InChIKey

VXQDQJNUUKARQY-ZQGAZYNISA-L

Smiles

c1ccc2c(c1)ccc(c2/N=N/c3cc(cc(c3O)/N=N/c4c5ccc(cc5ccc4O)S(=O)(=O)[O-])S(=O)(=O)[O-])O.[Na+].[Na+]