C4H9F3O3SSi
222.26 g/mol
Pharmaceutical IntermediateDanger
Trimethylsilyl trifluoromethanesulfonate
CAS27607-77-8EC248-565-4
Category
Pharmaceutical Intermediate
Compound Class
Ester
Primary Use
Pharmaceutical Intermediate
Trimethylsilyl trifluoromethanesulfonate is a chemical compound used as a deprotecting agent for peptides. It serves as a laboratory reagent in organic synthesis and pharmaceutical intermediate manufacturing.
Deprotecting agent for peptides
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Safety Reference
Danger
H226Flammable liquid and vapour
H314Causes severe skin burns and eye damage
Customs Tariff Classification
The international HS code for Trimethylsilyl trifluoromethanesulfonate (CAS 27607-77-8) is 2931.90.
HS code (international, 6-digit)
2931.90
EU CN code (8-digit)
2931 90 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
trimethylsilyl trifluoromethanesulfonate
InChIKey
FTVLMFQEYACZNP-UHFFFAOYSA-N
SMILES
C[Si](C)(C)OS(=O)(=O)C(F)(F)F
Synonyms (33)
- T-6700
- TMS-TFMS
- Me3SiOSO2 CF3
- TMS triflate
- TMSOTf
- TMSOTf cpd
- Trimethylsilyl triflate
- trimethylsilyltrifiate
- trimethylsilyltriflat
- trimethysilyl triflate
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