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Substance Name: 1-Naphthalenesulfonic acid, 3-hydroxy-4-(2-(2-hydroxy-1-naphthalenyl)diazenyl)-7-nitro-, potassium salt (1:1)
RN: 75790-88-4
InChIKey: FCSFRLCZAXGPPM-QUABFQRHSA-M

Molecular Formula

  • C20-H13-N3-O7-S.K

Molecular Weight

  • 477.4928
 
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Names and Synonyms

Synonym

  • 3-Hydroxy-4-((2-hydroxy-1-naphthalenyl)azo)-7-nitro-1-naphthalenesulfonic acid, monopotassium salt

Systematic Names

  • 1-Naphthalenesulfonic acid, 3-hydroxy-4-((2-hydroxy-1-naphthalenyl)azo)-7-nitro-, monopotassium salt
  • 1-Naphthalenesulfonic acid, 3-hydroxy-4-(2-(2-hydroxy-1-naphthalenyl)diazenyl)-7-nitro-, potassium salt (1:1)

Registry Numbers

CAS Registry Number

  • 75790-88-4

Related Registry Number

  • 16279-54-2 (Parent)

System Generated Number

  • 0075790884

Molecular Formulas

Molecular Formula

  • C20-H13-N3-O7-S.K

Molecular Formula Fragments

  • C20-H13-N3-O7-S
  • COMPONENT
  • K

Structure Descriptors

InChI

1S/C20H13N3O7S.K/c24-16-8-5-11-3-1-2-4-13(11)19(16)21-22-20-14-7-6-12(23(26)27)9-15(14)18(10-17(20)25)31(28,29)30;/h1-10,24-25H,(H,28,29,30);/q;+1/p-1/b22-21+;

InChIKey

FCSFRLCZAXGPPM-QUABFQRHSA-M

Smiles

c1ccc2c(c1)ccc(c2/N=N/c3c4ccc(cc4c(cc3O)S(=O)(=O)[O-])[N+](=O)[O-])O.[K+]