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Substance Name: 1,5-Naphthalenedisulfonic acid, 2-(2-(2-hydroxy-1-naphthalenyl)diazenyl)-, calcium salt (1:1)
RN: 67990-37-8
InChIKey: ROLPDLQXTOHSIJ-QUABFQRHSA-L

Molecular Formula

  • C20-H14-N2-O7-S2.Ca

Molecular Weight

  • 496.532
 
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Names and Synonyms

Synonyms

  • 1,5-Naphthalenedisulfonic acid, 2-((2-hydroxy-1-naphthalenyl)azo)-, calcium salt (1:1)
  • EINECS 268-059-7

Systematic Names

  • 1,5-Naphthalenedisulfonic acid, 2-((2-hydroxy-1-naphthalenyl)azo)-, calcium salt (1:1)
  • 1,5-Naphthalenedisulfonic acid, 2-(2-(2-hydroxy-1-naphthalenyl)diazenyl)-, calcium salt (1:1)
  • Calcium 2-((2-hydroxynaphthyl)azo)naphthalene-1,5-disulphonate

Registry Numbers

CAS Registry Number

  • 67990-37-8

System Generated Number

  • 0067990378

Molecular Formulas

Molecular Formula

  • C20-H14-N2-O7-S2.Ca

Molecular Formula Fragments

  • C20-H14-N2-O7-S2
  • Ca
  • COMPONENT

Structure Descriptors

InChI

1S/C20H14N2O7S2.Ca/c23-17-11-8-12-4-1-2-5-13(12)19(17)22-21-16-10-9-14-15(20(16)31(27,28)29)6-3-7-18(14)30(24,25)26;/h1-11,23H,(H,24,25,26)(H,27,28,29);/q;+2/p-2/b22-21+;

InChIKey

ROLPDLQXTOHSIJ-QUABFQRHSA-L

Smiles

c12c(\N=N\c3c(S(=O)(=O)[O-])c4cccc(c4cc3)S(=O)(=O)[O-])c(O)ccc1cccc2.[Ca+2]