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Substance Name: 1H,3H-Naphtho(1,8-cd)pyran-6-sulfonic acid, 1,3-dioxo-, potassium salt (1:1)
RN: 71501-16-1
InChIKey: WOHXJVJXAWXEQP-UHFFFAOYSA-M

Molecular Formula

  • C12-H6-O6-S.K

Molecular Weight

  • 316.329
 
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Names and Synonyms

Synonyms

  • 1,8-Naphthalic anhydride-4-sulfonic acid, potassium salt
  • EINECS 275-547-3

Systematic Names

  • 1H,3H-Naphtho(1,8-cd)pyran-6-sulfonic acid, 1,3-dioxo-, potassium salt
  • 1H,3H-Naphtho(1,8-cd)pyran-6-sulfonic acid, 1,3-dioxo-, potassium salt (1:1)
  • Potassium 1,3-dioxo-1H,3H-naphtho(1,8-cd)pyran-6-sulphonate

Registry Numbers

CAS Registry Number

  • 71501-16-1

Other Registry Number

  • 1159814-00-2

System Generated Number

  • 0071501161

Molecular Formulas

Molecular Formula

  • C12-H6-O6-S.K

Molecular Formula Fragments

  • C12-H6-O6-S
  • COMPONENT
  • K

Structure Descriptors

InChI

1S/C12H6O6S.K/c13-11-7-3-1-2-6-9(19(15,16)17)5-4-8(10(6)7)12(14)18-11;/h1-5H,(H,15,16,17);/q;+1/p-1

InChIKey

WOHXJVJXAWXEQP-UHFFFAOYSA-M

Smiles

[K+].C1(c2c3c(C(O1)=O)ccc(c3ccc2)S(=O)(=O)[O-])=O