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Sulfur trioxide pyridine complex

 
Wikipedia: Sulfur trioxide pyridine complex
 
Sulfur trioxide pyridine complex
Identifiers
CAS number [26412-87-3]
Properties
Molecular formula C5H5NSO3
Molar mass 159.16 g/mol
Appearance white solid
Except where noted otherwise, data are given for
materials in their standard state
(at 25 °C, 100 kPa)

Infobox references

Sulfur trioxide pyridine complex is a complex formed where the lone pair on the nitrogen of the pyridine binds to the sulfur of the sulfur trioxide. The resulting compound is sometimes used as an activating electrophile in a Swern like oxidation.[1]

References

  1. ^ Jekishan R. Parikh, William v. E. Doering (1967). "Sulfur trioxide in the oxidation of alcohols by dimethyl sulfoxide". J. Am. Chem. Soc. 89: 5505–5507. doi:10.1021/ja00997a067. 

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