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Substance Name: Thoron (reagent)
RN: 132-33-2
InChIKey: XQVKLMRIZCRVPO-VHEBQXMUSA-N

Note

  • Indicator for microtitration of sulfate.

Molecular Formula

  • C16-H13-As-N2-O10-S2

Molecular Weight

  • 532.337
 
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Names and Synonyms

Name of Substance

  • Thoron (reagent)

Synonyms

  • EINECS 205-058-2
  • Thorin

Systematic Names

  • 2,7-Naphthalenedisulfonic acid, 4-((2-arsonophenyl)azo)-3-hydroxy-
  • 2,7-Naphthalenedisulfonic acid, 4-(2-(2-arsonophenyl)diazenyl)-3-hydroxy-
  • 4-((2-Arsonophenyl)azo)-3-hydroxy-2,7-naphthalenedisulfonic acid
  • 4-((2-Arsonophenyl)azo)-3-hydroxynaphthalene-2,7-disulphonic acid

Registry Numbers

CAS Registry Number

  • 132-33-2

Other Registry Number

  • 878891-76-0

System Generated Number

  • 0000132332

Structure Descriptors

InChI

1S/C16H13AsN2O10S2/c20-16-14(31(27,28)29)8-9-7-10(30(24,25)26)5-6-11(9)15(16)19-18-13-4-2-1-3-12(13)17(21,22)23/h1-8,20H,(H2,21,22,23)(H,24,25,26)(H,27,28,29)/b19-18+

InChIKey

XQVKLMRIZCRVPO-VHEBQXMUSA-N

Smiles

c1(cc2cc(c(c(c2cc1)\N=N\c1ccccc1[As](O)(=O)O)O)S(=O)(O)=O)S(=O)(=O)O