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Substance Name: 2,7-Naphthalenedisulfonic acid, 3-(2-(2,4-diaminophenyl)diazenyl)-5-hydroxy-, sodium salt (1:2)
RN: 67969-79-3
InChIKey: PUJGGDQPFNWFFB-LLIZZRELSA-L

Molecular Formula

  • C16-H14-N4-O7-S2.2Na

Molecular Weight

  • 482.404
 
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Names and Synonyms

Synonyms

  • 2,7-Naphthalenedisulfonic acid, 4-hydroxy-6-((2,4-diaminophenyl)azo)-, disodium salt
  • EINECS 267-981-7

Systematic Names

  • 2,7-Naphthalenedisulfonic acid, 3-((2,4-diaminophenyl)azo)-5-hydroxy-, disodium salt
  • 2,7-Naphthalenedisulfonic acid, 3-(2-(2,4-diaminophenyl)diazenyl)-5-hydroxy-, sodium salt (1:2)
  • Disodium 3-((2,4-diaminophenyl)azo)-5-hydroxynaphthalene-2,7-disulphonate

Registry Numbers

CAS Registry Number

  • 67969-79-3

System Generated Number

  • 0067969793

Molecular Formulas

Molecular Formula

  • C16-H14-N4-O7-S2.2Na

Molecular Formula Fragments

  • C16-H14-N4-O7-S2
  • COMPONENT
  • Na

Structure Descriptors

InChI

1S/C16H14N4O7S2.2Na/c17-9-1-2-13(12(18)5-9)19-20-14-7-11-8(4-16(14)29(25,26)27)3-10(6-15(11)21)28(22,23)24;;/h1-7,21H,17-18H2,(H,22,23,24)(H,25,26,27);;/q;2*+1/p-2/b20-19+;;

InChIKey

PUJGGDQPFNWFFB-LLIZZRELSA-L

Smiles

c12c(O)cc(S(=O)(=O)[O-])cc1cc(S(=O)(=O)[O-])c(\N=N\c1c(N)cc(N)cc1)c2.[Na+].[Na+]