Trithionate
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Names | |
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IUPAC name
2,2,4,4-tetraoxido-1,5-dioxy-2,3,4-trisulfy-[5]catenate(2−)
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Identifiers | |
3D model (JSmol)
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3DMet | |
ChEBI | |
ChemSpider | |
142337 | |
KEGG | |
PubChem CID
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Properties | |
O6S3−2 | |
Molar mass | 192.18 g·mol−1 |
Conjugate acid | Hydrogen trithionate |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Trithionate is an oxyanion of sulfur with the chemical formula S
3O2−
6. It is the conjugate base of trithionic acid.[1] Dilute sodium hydroxide hydrolyzes S
4N
4 as follows, yielding sodium thiosulfate and sodium trithionate:
2 S
4N
4 + 6 NaOH + 9 H
2O → Na
2S
2O
3 + 2 Na
2S
3O
6 + 8 NH
3
Certain sulfate-reducing bacteria have been known to use the compound in respiration.[2]
References
- ^ Greenwood, Norman N.; Earnshaw, Alan (1997). Chemistry of the Elements (2nd ed.). Butterworth-Heinemann. ISBN 978-0-08-037941-8.
- ^ Oltmann, L. F.; Stouthamer, A. H. (1975-10-27). "Reduction of tetrathionate, trithionate and thiosulphate, and oxidation of sulphide in proteus mirabilis". Archives of Microbiology. 105 (2): 135–142. doi:10.1007/BF00447128. ISSN 0302-8933. PMID 1106343. S2CID 1615795.
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- Sulfur oxoacids