Date published: 2026-4-5

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Trimethylsilyl chlorosulfonate (CAS 4353-77-9)

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Alternate Names:
Trimethylsilyl chlorosulphate; trimethylsilyl sulfurochloridate
CAS Number:
4353-77-9
Purity:
≥98%
Molecular Weight:
188.71
Molecular Formula:
C3H9ClO3SSi
Supplemental Information:
This is classified as a Dangerous Good for transport and may be subject to additional shipping charges.
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

QUICK LINKS

For a simple preparation of the pyridine SO3 and the THF-SO3 adduct(4) Versatile sulfonation reagent(1),(2),(3).


Trimethylsilyl chlorosulfonate (CAS 4353-77-9) References

1. B.H. Bakker, H. Cerfontain Tetrahedron Lett. 30, 5451, (1989) 2. A.R. Bassindale et al. Can. J. Chem. 78, 1479, (2000) 3. M. Grignon-Dubois et al. J. Organomet. Chem. 188, 311, (1980) 4. K. Hofmann, G. Simchen Synthesis, 699, (1979)

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Trimethylsilyl chlorosulfonate, 50 ml

sc-253767
50 ml
$111.00