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{{Chembox {{Chembox
| Verifiedfields = changed | Verifiedfields = changed
| Watchedfields = changed
| verifiedrevid = 470617608 | verifiedrevid = 470617608
| ImageFile = Trisulfane.png | ImageFile = H2S3+metrics.png
| ImageFile1 =
| ImageSize1 = 120
| SystematicName = Trisulfane<ref>{{Cite web|title = trisulfane (CHEBI:50365)|url = https://www.ebi.ac.uk/chebi/searchId.do?chebiId=50365|work = Chemical Entities of Biological Interest (ChEBI)|publisher = European Bioinformatics Institute|accessdate = 27 September 2011|location = UK|date = 18 August 2008|at = Main}}</ref> | SystematicName = Trisulfane<ref>{{Cite web|title = trisulfane (CHEBI:50365)|url = https://www.ebi.ac.uk/chebi/searchId.do?chebiId=50365|work = Chemical Entities of Biological Interest (ChEBI)|publisher = European Bioinformatics Institute|accessdate = 27 September 2011|location = UK|date = 18 August 2008|at = Main}}</ref>
| Section1 = {{Chembox Identifiers |Section1={{Chembox Identifiers
| CASNo_Ref = {{cascite|changed|??}} | CASNo_Ref = {{cascite|correct|CAS}}
| CASNo = 13845-23-3 | CASNo = 13845-23-3
| PubChem = 166718 | PubChem = 166718
⚫ | ChemSpiderID = 145860
| PubChem_Ref = {{Pubchemite|correct|Pubchem}}
⚫ | ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}
⚫ | ChemSpiderID = 145860
⚫ | ChEBI = 50365
⚫ | ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}}
⚫ | ChEBI_Ref = {{ebicite|correct|EBI}}
⚫ | ChEBI = 50365
⚫ | ChEMBL = 1235793
⚫ | ChEBI_Ref = {{ebicite|correct|EBI}}
⚫ | ChEMBL_Ref = {{ebicite|changed|EBI}}
⚫ | ChEMBL = 1235793
| Beilstein = 3903006
⚫ | ChEMBL_Ref = {{ebicite|changed|EBI}}
| Beilstein = 3903006 | Gmelin = 25473
| Gmelin = 25473 | SMILES = SSS
⚫ | StdInChI = 1S/H2S3/c1-3-2/h1-2H
| SMILES = SSS
⚫ | StdInChI_Ref = {{stdinchicite|correct|chemspider}}
⚫ | StdInChI = 1S/H2S3/c1-3-2/h1-2H
⚫ | StdInChIKey = KBMBVTRWEAAZEY-UHFFFAOYSA-N
⚫ | StdInChI_Ref = {{stdinchicite|correct|chemspider}}
⚫ | StdInChIKey_Ref = {{stdinchicite|correct|chemspider}}
⚫ | StdInChIKey = KBMBVTRWEAAZEY-UHFFFAOYSA-N
⚫ | StdInChIKey_Ref = {{stdinchicite|correct|chemspider}}
}} }}
| Section2 = {{Chembox Properties |Section2={{Chembox Properties
| H = 2 | H=2|S=3
| Appearance = yellow liquid
| S = 3
| Density = 1.495 g/cm<sup>3</sup> (15 °C)<ref>Feher, Franz; Baudler, Marianne. Chemistry of sulfur. III. The preparation and properties of hydrogen trisulfide. ''Zeitschrift für Anorganische Chemie'', 1947. 254: 251-254. ISSN: 0372-7874.</ref>
| ExactMass = 97.931862134 g mol<sup>-1</sup>
| LogP = 1.237 | Solubility = low
| pKa = 5.826 | MeltingPtC = −53
| pKb = 8.171 | BoilingPtC = 170
| LogP = 1.237
| pKa = 5.826
| pKb = 8.171
}}
|Section8={{Chembox Related
| OtherCompounds = {{ubl|]|]|]}}
}} }}
}} }}


'''Trisulfane''' is the ] with the formula {{chem2|H2S3|auto=1}}. It is a pale yellow volatile liquid with a camphor-like odor. It decomposes readily to ] ({{chem2|H2S}}) and elemental ]. It is produced by distillation of the polysulfane oil obtained by acidification of ] salts.<ref name=RS>R. Steudel "Inorganic Polysulfanes H<sub>2</sub>S<sub>n</sub> with n > 1" in Elemental Sulfur and Sulfur-Rich Compounds II (Topics in Current Chemistry) 2003, Volume 231, pp 99-125. {{doi|10.1007/b13182}}</ref>
'''Trisulfane''', '''hydrogen trisulfide''', or '''dihydrogen trisulfide''' is an unstable molecule with the ] {{Chem|H|2|S|3}} or HSSSH. It is one of the hydrogen polysulfides.


== References == == References ==

{{Reflist}} {{Reflist}}


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Latest revision as of 07:46, 21 November 2023

Trisulfane
Names
Systematic IUPAC name Trisulfane
Identifiers
CAS Number
3D model (JSmol)
Beilstein Reference 3903006
ChEBI
ChEMBL
ChemSpider
Gmelin Reference 25473
PubChem CID
CompTox Dashboard (EPA)
InChI
  • InChI=1S/H2S3/c1-3-2/h1-2HKey: KBMBVTRWEAAZEY-UHFFFAOYSA-N
SMILES
  • SSS
Properties
Chemical formula H2S3
Molar mass 98.20 g·mol
Appearance yellow liquid
Density 1.495 g/cm (15 °C)
Melting point −53 °C (−63 °F; 220 K)
Boiling point 170 °C (338 °F; 443 K)
Solubility in water low
log P 1.237
Acidity (pKa) 5.826
Basicity (pKb) 8.171
Related compounds
Related compounds
Except where otherwise noted, data are given for materials in their standard state (at 25 °C , 100 kPa). ☒N verify (what is  ?) Infobox references
Chemical compound

Trisulfane is the inorganic compound with the formula H2S3. It is a pale yellow volatile liquid with a camphor-like odor. It decomposes readily to hydrogen sulfide (H2S) and elemental sulfur. It is produced by distillation of the polysulfane oil obtained by acidification of polysulfide salts.

References

  1. "trisulfane (CHEBI:50365)". Chemical Entities of Biological Interest (ChEBI). UK: European Bioinformatics Institute. 18 August 2008. Main. Retrieved 27 September 2011.
  2. Feher, Franz; Baudler, Marianne. Chemistry of sulfur. III. The preparation and properties of hydrogen trisulfide. Zeitschrift für Anorganische Chemie, 1947. 254: 251-254. ISSN: 0372-7874.
  3. R. Steudel "Inorganic Polysulfanes H2Sn with n > 1" in Elemental Sulfur and Sulfur-Rich Compounds II (Topics in Current Chemistry) 2003, Volume 231, pp 99-125. doi:10.1007/b13182


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