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Trimethylsilyl triflate

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Trimethylsilyl triflate molecular structure
Molecular structure

The Sigma-Aldrich catalog lists 6 grades and pack sizes of Trimethylsilyl triflate (CAS 27607-77-8). Pick the code you need and request a quote for price and lead time from Klar Chem.

CAS27607-77-8
Molecular formulaC4H9F3O3SSi
Molecular weight222.25 g/mol
IUPAC nametrimethylsilyl trifluoromethanesulfonate
SynonymsTrimethylsilyl trifluoromethanesulfonate · Trimethylsilyl trifluoromethanesulphonate · Trimethylsilyl trifluoromethylsulfonate · Methanesulfonic acid, trifluoro-, trimethylsilyl ester · trimethylsilanol trifluoromethanesulfonate · TRIMETHYLSILYL TRIFLATE [MI]
Safety & Hazards (GHS) Danger
Flammable Flammable Corrosive Corrosive
  • H226 Flammable liquid and vapor
  • H314 Causes severe skin burns and eye damage

⚠️ For information only (source: EU CLP harmonised classification and ECHA notifications, via PubChem); not a substitute for the official Safety Data Sheet (SDS).

Catalog codes and grades

Brand Product / grade Code
Sigma TRIMETHYLSILYL TRIFLUOROMETHANESULFONAT 225649-250G Request Quote
Sigma TRIMETHYLSILYL TRIFLUOROMETHANESULFONATE 225649-10G
225649-50G
91741-10ML
91741-250ML
91741-50ML		 Request Quote

For information only; specifications and availability are confirmed at quotation. Prices are not listed.