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This is an old revision of this page, as edited by Beetstra (talk | contribs) at 19:12, 9 January 2012 (Saving copy of the {{chembox}} taken from revid 466844283 of page Sulfurous_acid for the Chem/Drugbox validation project (updated: '').). The present address (URL) is a permanent link to this revision, which may differ significantly from the current revision.

Revision as of 19:12, 9 January 2012 by Beetstra (talk | contribs) (Saving copy of the {{chembox}} taken from revid 466844283 of page Sulfurous_acid for the Chem/Drugbox validation project (updated: '').)(diff) ← Previous revision | Latest revision (diff) | Newer revision → (diff)
This page contains a copy of the infobox ({{chembox}}) taken from revid 466844283 of page Sulfurous_acid with values updated to verified values.
Sulfurous acid
Sulfurous acid
Ball-and-stick model of sulfurous acid
Names
IUPAC name Sulfurous acid
Identifiers
CAS Number
3D model (JSmol)
ChEBI
ChEMBL
ChemSpider
KEGG
PubChem CID
UNII
InChI
  • InChI=1S/H2O3S/c1-4(2)3/h(H2,1,2,3)Key: LSNNMFCWUKXFEE-UHFFFAOYSA-N
  • InChI=1/H2O3S/c1-4(2)3/h(H2,1,2,3)Key: LSNNMFCWUKXFEE-UHFFFAOYAJ
SMILES
  • O=S(O)O
Properties
Chemical formula H2SO3
Molar mass 82.07 g/mol
Acidity (pKa) 1.857, 7.172
Hazards
Flash point Non-flammable
Related compounds
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). ☒N verify (what is  ?) Infobox references
Tracking categories (test):
Chemical compound