Ammonium thiosulfate

CAS Registry Number®

7783-18-8
No image available.

CAS Name

Ammonium thiosulfate

Molecular Formula

H3N.1/2H2O3S2

Cite this Page

Ammonium thiosulfate.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=7783-18-8 (retrieved 2022-10-05) (CAS RN: 7783-18-8).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    150 °C (decomp)
  • Density (1)

    1.679 g/cm3

Source(s)

  • (1) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)

Other Names and Identifiers

InChI

InChI=1S/2H3N.H2O3S2/c;;1-5(2,3)4/h2*1H3;(H2,1,2,3,4)

InChIKey

InChIKey=XYXNTHIYBIDHGM-UHFFFAOYSA-N

SMILES

S(=O)(=O)(O)S.N

Canonical SMILES

O=S(=O)(O)S.N

Other Names for this Substance

  • Thiosulfuric acid (H2S2O3), ammonium salt (1:2)
  • Ammonium thiosulfate ((NH4)2S2O3)
  • Thiosulfuric acid, diammonium salt
  • Thiosulfuric acid (H2S2O3), diammonium salt
  • Ammonium hyposulfite

Deleted or Replaced CAS Registry Numbers

15824-31-4