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CAS RN: 79271-56-0 | Product Number: T1689
Triethylsilyl Trifluoromethanesulfonate
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Purity: >98.0%(T)
Synonyms:
- Triethylsilyl Triflate
- Trifluoromethanesulfonic Acid Triethylsilyl Ester
Product Documents:
| Size | Unit Price | Philadelphia, PA | Portland, OR | Japan* | Quantity |
|---|---|---|---|---|---|
| 5G |
$43.00
|
Contact Us | 2 | 35 |
|
| 25G |
$122.00
|
4 | 3 | ≥100 |
|
* Items in stock locally ship in 1-2 business days. Items from Japan stock are able to ship from a US warehouse within 2 weeks. Please contact TCI for lead times on items not in stock. Excludes regulated items and items that ship on ice.
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*TCI frequently reviews storage conditions to optimize them. Please note that the latest information on the storage temperature for the products is described on our website.
| Product Number | T1689 |
Purity / Analysis Method 
|
>98.0%(T) |
| Molecular Formula / Molecular Weight | C__7H__1__5F__3O__3SSi = 264.33 |
| Physical State (20 deg.C) | Liquid |
| Storage Temperature
|
Room Temperature (Recommended in a cool and dark place, <15°C) |
| Store Under Inert Gas | Store under inert gas |
| Condition to Avoid | Moisture Sensitive |
| CAS RN | 79271-56-0 |
| Reaxys Registry Number | 3590541 |
| PubChem Substance ID | 87577428 |
| SDBS (AIST Spectral DB) | 22905 |
| MDL Number | MFCD00000407 |
Specifications
| Appearance | Colorless to Light yellow to Light orange clear liquid |
| Purity(Neutralization titration) | min. 98.0 % |
Properties (reference)
| Boiling Point | 79 °C/12 mmHg |
| Flash point | 72 °C |
| Specific Gravity (20/20) | 1.17 |
GHS
| Pictogram |
|
| Signal Word | Danger |
| Hazard Statements | H314 : Causes severe skin burns and eye damage. H227 : Combustible liquid. |
| Precautionary Statements | P501 : Dispose of contents/ container to an approved waste disposal plant. P210 : Keep away from heat/sparks/open flames/hot surfaces. No smoking. P264 : Wash skin thoroughly after handling. P280 : Wear protective gloves/ protective clothing/ eye protection/ face protection. P370 + P378 : In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish. P303 + P361 + P353 : IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower. P301 + P330 + P331 : IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P363 : Wash contaminated clothing before reuse. P304 + P340 + P310 : IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/doctor. P305 + P351 + P338 + P310 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER/doctor. P403 + P235 : Store in a well-ventilated place. Keep cool. P405 : Store locked up. |
Related Laws:
Transport Information:
| UN Number (DOT-AIR) | UN1760 |
| Class (DOT-AIR) | 8 |
| Packing Group (TCI-A) | III |
| HS Number | 2931.90.9010 |
Application
Triethylsilylation of Alcohols using TES Reagents
Reference
- Protection for the Hydroxyl Group, Including 1,2- and 1,3-Diols
- P. G. M. Wuts, in Greene’s Protective Groups in Organic Synthesis, 5th ed., ed. by P. G. M. Wuts, John Wiley & Sons, Inc., Hoboken, New Jersey, 2014, Chap. 2, 17.
Application
Selective Deprotection of THP Groups using Triethylsilyl Triflate
Reference
- Protection for the Hydroxyl Group, Including 1,2- and 1,3-Diols
- P. G. M. Wuts, in Greene’s Protective Groups in Organic Synthesis, 5th ed., ed. by P. G. M. Wuts, John Wiley & Sons, Inc., Hoboken, New Jersey, 2014, Chap. 2, 17.
Application
Efficient Substitution Reaction of O,P-Acetal
Typical Procedure: To the solution of O,O-acetal in CH2Cl2 (0.1 M), (o-tol)3 P(3.0 eq.) and TESOTf (2.0 eq.) are added at -5 ℃ and stirred for 0.5 h. The nucleophile (1.2 eq.) is then added and stirred at room temperature.
References
PubMed Literature
Product Articles
[TCIMAIL No.099] Silylation of Sterically Hindered Hydroxyl Groups[Research Articles] Efficient Substitution Reaction of O,P-Acetal
Product Documents (Note: Some products will not have analytical charts available.)
Safety Data Sheet (SDS)
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Specifications
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