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^{[disambiguation needed]} 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]

[edit] References

^ 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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