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Substance Name: 1-Naphthalenesulfonic acid, 5-hydroxy-6-(2-(1-naphthalenyl)diazenyl)-, calcium salt (2:1)
RN: 6373-10-0
InChIKey: ZFKUYTWKBCZOQB-JTVZJQPRSA-L

Molecular Formula

  • C20-H14-N2-O4-S.1/2Ca

Molecular Weight

  • 794.875
 
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Names and Synonyms

Synonym

  • EINECS 228-910-5

Systematic Names

  • 1-Naphthalenesulfonic acid, 5-hydroxy-6-(1-naphthalenylazo)-, calcium salt (2:1)
  • 1-Naphthalenesulfonic acid, 5-hydroxy-6-(2-(1-naphthalenyl)diazenyl)-, calcium salt (2:1)
  • Calcium bis(5-hydroxy-6-(naphthylazo)naphthalenesulphonate)

Registry Numbers

CAS Registry Number

  • 6373-10-0

Other Registry Number

  • 1325-00-4

System Generated Number

  • 0006373100

Molecular Formulas

Molecular Formula

  • C20-H14-N2-O4-S.1/2Ca

Molecular Formula Fragments

  • C20-H14-N2-O4-S
  • Ca
  • COMPONENT

Structure Descriptors

InChI

1S/2C20H14N2O4S.Ca/c2*23-20-16-8-4-10-19(27(24,25)26)15(16)11-12-18(20)22-21-17-9-3-6-13-5-1-2-7-14(13)17;/h2*1-12,23H,(H,24,25,26);/q;;+2/p-2/b2*22-21+;

InChIKey

ZFKUYTWKBCZOQB-JTVZJQPRSA-L

Smiles

c12c(cccc2\N=N\c2ccc3c(cccc3c2O)S(=O)(=O)[O-])cccc1.c12c(\N=N\c3c(O)c4cccc(c4cc3)S(=O)(=O)[O-])cccc1cccc2.[Ca+2]