Basic information
- CAS
12143-45-2- Standard SMILES
O=S(=O)([O-])O- InChIKey
QAOWNCQODCNURD-UHFFFAOYSA-M- Molecular formula
- HO4S-
- Average molar mass
- 97.07 g/mol
- Monoisotopic mass
- 96.96010309
Overview
Hydrogensulfate is a sulfur oxoanion. It is a conjugate base of a sulfuric acid. It is a conjugate acid of a sulfate.
Names & identifiers
- Preferred name
- Sulfate, hydrogen
- IUPAC
- hydrogen sulfate
Names & synonyms
Hydrogen sulfateSulfate, hydrogen14996-02-2hydrogen sulphateRefChem:889534BisulfateTetraoxosulfate(1-)Sulfate(1-), tetraoxo-hydrogensulfatehydrogensulphateBisulfate anionhydrogen sulfate ion
Show more names
Sulfuric acid hydrogenionHSO4-CHEBI:45696DTXSID20897131UN2837Q3143743Q27110051
Database identifiers
- CAS
12143-45-2、14996-02-2- PubChem CID
- 61778
- DTXSID
DTXSID20897131- ChEBI
CHEBI:45696- Nikkaji
- J209.367G
Properties
Computed structural properties
- XLogP
- -1.5
- Topological polar surface area
- 85.8 Ų
- Hydrogen bond donors
- 1
- Hydrogen bond acceptors
- 4
- Rotatable bonds
- 0
- Heavy atoms
- 5
- Formal charge
- -1
- Complexity
- 76
Safety & regulation
Hazard information
Regulatory InformationChemical: Sulfate, hydrogen
Other Safety InformationIMAP assessments - Sulfate, hydrogen: Human health tier I assessment
DOT Hazard Classification
Bisulfate, aqueous solution
UN2837
Class 8 Corrosive material (49 eCFR § 173.136)
PG II: the degree of danger presented by the material is medium
Related reactions
842 records
Compound notes
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