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Substance Name: Fremy's salt
RN: 14293-70-0
UNII: 1989UAX6B9
InChIKey: IHSLHAZEJBXKMN-UHFFFAOYSA-L

Note

  • Mild reagent for conversion of phenols to quinones.

Molecular Formulas

  • H2-N-O7-S2.2K
  • N-O7-S2.2K

Molecular Weight

  • 268.328
 
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Names and Synonyms

Name of Substance

  • Fremy's salt

Synonyms

  • AI3-61988
  • CCRIS 1476
  • Dipotassium nitrosodisulfonate
  • EINECS 238-219-0
  • Fremy's salt
  • Fremys salt
  • NSC 209812
  • Potassium disulfonate nitroxyl
  • Potassium nitrosodisulfonate
  • Potassium nitrosyl sulfonate
  • Potassium nitrosyldisulfonate
  • Potassium peroxylaminedisulfonate
  • UNII-1989UAX6B9

Systematic Names

  • Dipotassium nitrosodisulphonate
  • Nitrosodisulfonic acid, dipotassium salt
  • Potassium nitrosodisulfonate

Registry Numbers

CAS Registry Number

  • 14293-70-0

FDA UNII

  • 1989UAX6B9

System Generated Number

  • 0014293700

Molecular Formulas

Molecular Formulas

  • H2-N-O7-S2.2K
  • N-O7-S2.2K

Molecular Formula Fragments

  • COMPONENT
  • H2-N-O7-S2
  • K
  • N-O7-S2

Structure Descriptors

InChI

1S/2K.H2NO7S2/c;;2-1(9(3,4)5)10(6,7)8/h;;(H,3,4,5)(H,6,7,8)/q2*+1;/p-2

InChIKey

IHSLHAZEJBXKMN-UHFFFAOYSA-L

Smiles

S(N(S(=O)(=O)[O-])[O])(=O)(=O)[O-].[K+].[K+]

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intravenous 100mg/kg (100mg/kg)   U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. Vol. NX#02970,