Sulfurous acid, iron(2+) salt (1:1)

CAS Registry Number®

50820-24-1

CAS Name

Sulfurous acid, iron(2+) salt (1:1)

Molecular Formula

Fe.H2O3S

Cite this Page

Sulfurous acid, iron(2+) salt (1:1).   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=50820-24-1 (retrieved 2025-02-04) (CAS RN: 50820-24-1).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Density (1)

    2.55 g/cm³

Source(s)

Other Names and Identifiers

InChI

InChI=1S/Fe.H2O3S/c;1-4(2)3/h;(H2,1,2,3)

InChIKey

InChIKey=SUOFREPYJDSUTJ-UHFFFAOYSA-N

SMILES

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

Canonical SMILES

[Fe].O=S(O)O

Other Names for this Substance

  • Sulfurous acid, iron(2+) salt (1:1)
  • Iron sulfite (FeSO3)
  • Ferrous sulfite
  • Iron(II) sulfite

Deleted or Replaced CAS Registry Numbers

51092-74-1, 2954768-90-0