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225649 Aldrich

Trimethylsilyl trifluoromethanesulfonate

99%

Synonym: TMS triflate, TMSOTf, Trifluoromethanesulfonic acid trimethylsilylester

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Properties

Related Categories Chemical Synthesis, Protecting and Derivatizing Reagents, Protection and Derivatization, Silicon-Based, Synthetic Reagents More...
InChI Key   FTVLMFQEYACZNP-UHFFFAOYSA-N
assay   99%
refractive index   n20/D 1.36(lit.)
bp   77 °C/80 mmHg(lit.)
density   1.228 g/mL at 25 °C(lit.)

Description

Application

Used to prepare difluoroboron triflate etherate a powerful Lewis acid especially in acetonitrile solvent. Reagent used in a Dieckmann-like cyclization of ester-imides and diesters.

Packaging

10, 50 g in ampule

250 g in glass bottle

Price and Availability

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Precautionary statements 
Supplemental Hazard Statements 
Reacts violently with water.
RIDADR 
UN 2920 3(8) / PGII
WGK Germany 
3
Flash Point(F) 
77 °F
Flash Point(C) 
25 °C
Protocols & Articles

Articles

Activating Reagents and Protecting Groups

The use of activating agents and protecting groups in organic synthesis is necessary to prevent unwanted side reactions from occurring when using other common reagents such as oxidizing or reducing a...
Chemfiles Volume 1 Article 3
Keywords: Organic synthesis

Peer-Reviewed Papers
15

References

Related Products

accessory

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Z693847 Scienceware® Break-Safe ampule opener

related product

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Description

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94791 SnapIT Ampule Opener, Regular, for 1-2ml, 5-10ml, 10-15ml ampoules
43917 SnapIT Ampule Opener, large, for 5-10ml, 10-15ml, 20-25ml ampoules

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