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Dimethyl sulfite information


Dimethyl sulfite
Names
Preferred IUPAC name
Dimethyl sulfite
Other names
Dimethyl sulphite
Sulfurous acid, dimethyl ester
DMSO3[1]
Identifiers
CAS Number
  • 616-42-2 checkY
3D model (JSmol)
  • Interactive image
  • Interactive image
ChEBI
  • CHEBI:48858 checkY
ChemSpider
  • 62436 checkY
ECHA InfoCard 100.009.529 Edit this at Wikidata
EC Number
  • 210-481-0
PubChem CID
  • 69223
UNII
  • 9JFA40S66P checkY
CompTox Dashboard (EPA)
  • DTXSID3060665 Edit this at Wikidata
InChI
  • InChI=1S/C2H6O3S/c1-4-6(3)5-2/h1-2H3 checkY
    Key: BDUPRNVPXOHWIL-UHFFFAOYSA-N checkY
  • InChI=1/C2H6O3S/c1-4-6(3)5-2/h1-2H3
    Key: BDUPRNVPXOHWIL-UHFFFAOYAF
SMILES
  • COS(=O)OC
  • O=S(OC)OC
Properties
Chemical formula
C2H6O3S
Molar mass 110.13 g·mol−1
Appearance Clear liquid
Density 1.29 g/cm3
Boiling point 126 °C (259 °F; 399 K)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
checkY verify (what is checkY☒N ?)
Infobox references

Dimethyl sulfite is a sulfite ester with the chemical formula (CH3O)2SO.

Dimethyl sulfite is used as an additive in some polymers to prevent oxidation.[2] It is also a potentially useful high energy battery electrolyte solvent.[3]

  1. ^ Borba, A.; Gómez-Zavaglia, A.; Simões, P. N. N. L.; Fausto, R. (2005). "Matrix Isolation FTIR Spectroscopic and Theoretical Study of Dimethyl Sulfite" (PDF). J. Phys. Chem. A. 109 (16): 3578–3586. Bibcode:2005JPCA..109.3578B. doi:10.1021/jp050020t. hdl:10316/12879. PMID 16839024.
  2. ^ Guenther, A.; Koenig, T.; Habicher, W. D.; Schwetlick, K. (1997). "Antioxidant action of organic sulfites. I. Esters of sulfurous acid as secondary antioxidants". Polymer Degradation and Stability. 55 (2): 209–216. doi:10.1016/S0141-3910(96)00150-4.
  3. ^ N. P. Yao; E. D'Orsay; D. N. Bennion (1968). "Behavior of Dimethyl Sulfite as a Potential Nonaqueous Battery Solvent". J. Electrochem. Soc. 115 (10): 999–1003. Bibcode:1968JElS..115..999Y. doi:10.1149/1.2410917.

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Dimethyl sulfite

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form stable esters. Sulfurous acid, which is unstable, forms stable dimethyl sulfite ((CH3−O−)2S=O) In principle, a part of metal and metalloid alkoxides...

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Kraft process

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groups of these enzymes are recognized (the xanthine oxidase, sulfite oxidase (SO) and dimethyl sulfoxide reductase families), and they are present in the...

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