Basic information
- CAS
18496-25-8- Standard SMILES
[S-2]- InChIKey
UCKMPCXJQFINFW-UHFFFAOYSA-N- Molecular formula
- S-2
- Average molar mass
- 32.07 g/mol
- Monoisotopic mass
- 31.97207117
Overview
Sulfide(2-) is a divalent inorganic anion obtained by removal of both protons from hydrogen sulfide. It is a conjugate base of a hydrosulfide.
Names & identifiers
- Preferred name
- Sulfide ion
- IUPAC
- sulfide
- English name
- Sulfide
- Molecular formula
- S2
- Molecular weight
- 64.13
Names & synonyms
Sulfide ionsulfanediidesulfide(2-)UNII-G15I91XETIG15I91XETIsulfur(2-)SULPHIDE IONSULFUR, ION (S2-)CHEBI:15138S(2-)S2-RefChem:57126
Show more names
Sulfide@1000 μg/mL in Dilute Sodium Hydroxide, Stabilizer
sulphideSULFIDE18496-25-8c0569Sulphur (2-)Sulfur (2-)SCHEMBL29355039DTXSID20872928
Database identifiers
- CAS
18496-25-8- PubChem CID
- 29109
- DTXSID
DTXSID20872928- ChEBI
CHEBI:15138- UNII
- G15I91XETI
- Nikkaji
- J3.760.928E
Properties
Computed structural properties
- XLogP
- 0.5
- Topological polar surface area
- 1 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 1
- Rotatable bonds
- 0
- Heavy atoms
- 1
- Formal charge
- -2
- Complexity
- 0
Experimental & physicochemical properties
Chemical ClassesMajor ion
Melting Point112 °C
Physical DescriptionSolid
Physicochemical properties
- Boiling point
- 200 °C · >200 °C
- Density
- 1.376 g/cm3 · 1.376 g/cm3
- FDA UNII
- 15 I91XETI · G15I91XETI
- EPA Substance Registry System
- Sulfide (18496-25-8)
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
Hazard information
Regulatory InformationSulfide: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right.
Toxicology
USGS Health-Based Screening Levels for Evaluating Water-Quality
Sulfide
Major ion
Smith, C.D. and Nowell, L.H., 2024. Health-Based Screening Levels for evaluating water-quality data (3rd ed.). DOI:10.5066/F71C1TWP
Chemistry & industry
Pharmacology
Tissue LocationsBrain
Suppliers3 total
陕西格列弗生物科技研究有限责任公司18409274651; 13892423764 · [email protected]
深圳聚合生化科技有限公司+86-400-002-6226 13028896684 · [email protected]
北京百灵威科技有限公司18210857532 18210857532 · [email protected]
Additional notes
DefinitionChEBI: A divalent inorganic anion obtained by removal of both protons from hydrogen sulfide.
Related reactions
0 records
No reaction records under the current filter.
Compound notes
Loading…