Chemistry:Trithionate

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Trithionate
Trithionate dianion.svg
Names
IUPAC name
2,2,4,4-tetraoxido-1,5-dioxy-2,3,4-trisulfy-[5]catenate(2−)
Identifiers
3D model (JSmol)
3DMet
ChEBI
ChemSpider
142337
KEGG
Properties
O6S3−2
Molar mass 192.18 g·mol−1
Conjugate acid Trithionic acid
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Trithionate is an oxyanion of sulfur with the chemical formula S3O2−6. It is the conjugate base of trithionic acid.[1] Dilute sodium hydroxide hydrolyzes S4N4 as follows, yielding sodium thiosulfate and sodium trithionate:

2 S4N4 + 6 NaOH + 9 H2ONa2S2O3 + 2 Na2S3O6 + 8 NH3

Certain sulfate-reducing bacteria have been known to use the compound in respiration.[2]

References

  1. Greenwood, Norman N.; Earnshaw, Alan (1997). Chemistry of the Elements (2nd ed.). Butterworth-Heinemann. ISBN 978-0-08-037941-8. 
  2. 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.