CHEBI:29252 - disulfurous acid

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ChEBI Name disulfurous acid
ChEBI ID CHEBI:29252
Stars This entity has been manually annotated by the ChEBI Team.
Supplier Information
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Formula H2O5S2
Net Charge 0
Average Mass 146.14488
Monoisotopic Mass 145.934
InChI InChI=1S/H2O5S2/c1-6(2)7(3,4)5/h(H,1,2)(H,3,4,5)
InChIKey WBZKQQHYRPRKNJ-UHFFFAOYSA-N
SMILES [H]OS(=O)S(=O)(=O)O[H]
Roles Classification
Chemical Role(s): inorganic acid
A Bronsted acid derived from one or more inorganic compounds. Inorganic acids (also known as mineral acids) form hydrons and conjugate base ions when dissolved in water.
(via chalcogen oxoacid )
Bronsted acid
A molecular entity capable of donating a hydron to an acceptor (Bronsted base).
(via oxoacid )
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ChEBI Ontology
Outgoing disulfurous acid (CHEBI:29252) is a sulfur oxoacid (CHEBI:33402)
IUPAC Name
disulfurous acid
Synonyms Sources
[(HO)(O)2SS(O)OH] IUPAC
dihydroxido-O,2κO-trioxido-2O,2κO-disulfur(SS) IUPAC
H2S2O5 IUPAC
Last Modified
02 September 2008