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Substance Name: Sulfurous acid
RN: 7782-99-2
UNII: J1P7893F4J
InChIKey: LSNNMFCWUKXFEE-UHFFFAOYSA-N

Classification Code

  • Human Data

Molecular Formula

  • H2-O3-S

Molecular Weight

  • 82.0788
 
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Names and Synonyms

Name of Substance

  • Sulfurous acid

Synonyms

  • EINECS 231-973-1
  • Schweflige saure
  • Schweflige saure [German]
  • Sulfur dioxide solution
  • UNII-J1P7893F4J

Systematic Names

  • Sulfurous acid
  • Sulphurous acid

Superlist Names

  • Sulfurous acid
  • Sulfurous acid [UN1833] [Corrosive]
  • UN1833

Registry Numbers

CAS Registry Number

  • 7782-99-2

FDA UNII

  • J1P7893F4J

Other Registry Numbers

  • 104927-19-7
  • 1087413-38-4
  • 110883-84-6
  • 111910-53-3
  • 125289-32-9
  • 152463-65-5
  • 21093-41-4
  • 63921-72-2
  • 65003-85-2
  • 66085-60-7
  • 68720-49-0
  • 70074-94-1
  • 75481-08-2
  • 80879-60-3

System Generated Number

  • 0007782992

Structure Descriptors

InChI

1S/H2O3S/c1-4(2)3/h(H2,1,2,3)

InChIKey

LSNNMFCWUKXFEE-UHFFFAOYSA-N

Smiles

O=S(O)O

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
human TDLo oral 500ug/kg (0.5mg/kg) GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA"

GASTROINTESTINAL: OTHER CHANGES

GASTROINTESTINAL: NAUSEA OR VOMITING
Archiv fuer Experimentelle Pathologie und Pharmakologie. Vol. 54, Pg. 421, 1906.