Dithionite
Basic information
- CAS
14844-07-6- Standard SMILES
O=S([O-])S(=O)[O-]- InChIKey
GRWZHXKQBITJKP-UHFFFAOYSA-L- Molecular formula
- O4S2-2
- Average molar mass
- 128.13 g/mol
- Monoisotopic mass
- 127.92489764
Overview
Dithionite(2-) is a sulfur oxoanion and a sulfur oxide. It is a conjugate base of a dithionite(1-).
Names & identifiers
- Preferred name
- Dithionite
- IUPAC
- Dithionite
- English name
- Dithionite
- Molecular formula
- O4S2(-2)
- Molecular weight
- 128.12
Names & synonyms
dithioniteHydrosulfiteDithionite dianion14844-07-6Dithionous acid, ion(2-)Dithionite (S2O42-)17Q56Y5LKHDTXSID40163986RefChem:135205DTXCID5086477Hyposulfitedithionite(2-)
Show more names
D004227Dithionite, sodium
hydrodisulfiteDithionitUNII-17Q56Y5LKHSCHEMBL14008619CHEBI:42160bis(dioxidosulfate)(S--S)(2-)GRWZHXKQBITJKP-UHFFFAOYSA-L[O2SSO2](2-)
Database identifiers
- CAS
14844-07-6- PubChem CID
- 1086
- DTXSID
DTXSID40163986- ChEBI
CHEBI:42160- UNII
- 17Q56Y5LKH
Properties
Computed structural properties
- XLogP
- -2
- Topological polar surface area
- 119 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 6
- Rotatable bonds
- 0
- Heavy atoms
- 6
- Formal charge
- -2
- Complexity
- 60.5
Physicochemical properties
- FDA UNII
- 17 Q56Y5LKH · 17Q56Y5LKH
Chemistry & industry
Additional notes
DefinitionA salt of dithionous acid. Dithionites are powerful reducing agents.
Related reactions
303 records
Compound notes
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