Disulfurous acid
CAS Registry Number®
33669-61-3
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CAS Name
Disulfurous acidMolecular Formula
H2O5S2Molecular Mass
146.14Cite this Page
Disulfurous acid. CAS Common Chemistry. CAS, a division of the American Chemical Society, n.d. http://commonchemistry.cas.org/detail?ref=33669-61-3 (retrieved ) (CAS RN: 33669-61-3). Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).Other Names and Identifiers
InChI
InChI=1S/H2O5S2/c1-6(2)7(3,4)5/h(H,1,2)(H,3,4,5)
InChIKey
InChIKey=WBZKQQHYRPRKNJ-UHFFFAOYSA-N
SMILES
S(S(=O)O)(=O)(=O)O
Canonical SMILES
O=S(O)S(=O)(=O)O
Other Names for this Substance
- Disulfurous acid
- Pyrosulfurous acid
Deleted or Replaced CAS Registry Numbers
100626-49-1, 55402-39-6
