Potassium thiosulfate

CAS Registry Number®

10294-66-3
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CAS Name

Potassium thiosulfate

Molecular Formula

H2O3S2.2K

Cite this Page

Potassium thiosulfate.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=10294-66-3 (retrieved 2022-01-17) (CAS RN: 10294-66-3).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/2K.H2O3S2/c;;1-5(2,3)4/h;;(H2,1,2,3,4)

InChIKey

InChIKey=HBYIYQCWJPELRL-UHFFFAOYSA-N

SMILES

S(=O)(=O)(O)S.[K]

Canonical SMILES

[K].O=S(=O)(O)S

Other Names for this Substance

  • Thiosulfuric acid (H2S2O3), potassium salt (1:2)
  • Thiosulfuric acid, dipotassium salt
  • Potassium thiosulfate (K2S2O3)
  • Thiosulfuric acid (H2S2O3), dipotassium salt
  • Dipotassium thiosulfate

Deleted or Replaced CAS Registry Numbers

13446-50-9