CHEBI:114786 - sodium disulfite

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ChEBI Name sodium disulfite
ChEBI ID CHEBI:114786
Definition An inorganic sodium salt composed of sodium and disulfite ions in a 2:1 ratio.
Stars This entity has been manually annotated by the ChEBI Team.
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Formula Na2O5S2
Net Charge 0
Average Mass 190.109
Monoisotopic Mass 189.898
InChI InChI=1S/2Na.H2O5S2/c;;1-6(2)7(3,4)5/h;;(H,1,2)(H,3,4,5)/q2*+1;/p-2
InChIKey HRZFUMHJMZEROT-UHFFFAOYSA-L
SMILES S(S([O-])=O)([O-])(=O)=O.[Na+].[Na+]
Roles Classification
Chemical Role(s): food antioxidant
An antioxidant that used as a food additives to help guard against food deterioration.
Biological Role(s): food antioxidant
An antioxidant that used as a food additives to help guard against food deterioration.
Application(s): food antioxidant
An antioxidant that used as a food additives to help guard against food deterioration.
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ChEBI Ontology
Outgoing sodium disulfite (CHEBI:114786) has part disulfite (CHEBI:29251)
sodium disulfite (CHEBI:114786) has role food antioxidant (CHEBI:77962)
sodium disulfite (CHEBI:114786) is a inorganic sodium salt (CHEBI:38702)
IUPAC Name
disodium oxido(oxo)-κ4-sulfanesulfonate
Synonyms Sources
Disodium disulfite ChemIDplus
Disodium disulphite ChemIDplus
Disodium metabisulfite ChemIDplus
Disodium pyrosulfite ChemIDplus
Disulfurous acid, disodium salt ChemIDplus
E223 ChEBI
Na2S2O5 ChEBI
Pyrosulfurous acid, disodium salt ChemIDplus
sodium metabisulfite ChEBI
Sodium metabisulphite ChemIDplus
Sodium pyrosulfite KEGG DRUG
sodium pyrosulphite ChemIDplus
Manual Xrefs Databases
D02054 KEGG DRUG
Sodium_metabisulfite Wikipedia
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Registry Numbers Types Sources
18846778 Reaxys Registry Number Reaxys
7681-57-4 CAS Registry Number ChemIDplus
7681-57-4 CAS Registry Number KEGG DRUG
Citations Waiting for Citations Types Sources
26515667 PubMed citation Europe PMC
26700884 PubMed citation Europe PMC
26799451 PubMed citation Europe PMC
26928470 PubMed citation Europe PMC
27037703 PubMed citation Europe PMC
Last Modified
12 April 2016