CAS 79271-56-0

Triethylsilyl 1,1,1-trifluoromethanesulfonate

Description:

Triethylsilyl 1,1,1-trifluoromethanesulfonate, with the CAS number 79271-56-0, is an organosilicon compound characterized by the presence of a triethylsilyl group and a trifluoromethanesulfonate moiety. This compound typically appears as a colorless to pale yellow liquid and is known for its reactivity, particularly in organic synthesis. It serves as a versatile reagent, often utilized in the protection of alcohols and amines, facilitating various transformations in synthetic organic chemistry. The trifluoromethanesulfonate group imparts significant electrophilicity, making it a useful electrophile in nucleophilic substitution reactions. Additionally, the presence of the triethylsilyl group enhances the stability and solubility of the compound in organic solvents. Due to its unique properties, it is employed in the synthesis of complex molecules, including pharmaceuticals and agrochemicals. However, handling this compound requires caution due to its potential reactivity and the presence of fluorinated groups, which can pose environmental concerns. Proper safety measures should be observed when working with this substance in a laboratory setting.

Formula: C₇H₁₅F₃O₃SSi

InChI: InChI=1S/C7H15F3O3SSi/c1-4-15(5-2,6-3)13-14(11,12)7(8,9)10/h4-6H2,1-3H3

InChI key: InChIKey=STMPXDBGVJZCEX-UHFFFAOYSA-N

SMILES: [Si](OS(C(F)(F)F)(=O)=O)(CC)(CC)CC

Synonyms:

• Methanesulfonic acid, 1,1,1-trifluoro-, triethylsilyl ester
• Methanesulfonic acid, trifluoro-, triethylsilyl ester
• TES-OTf
• Triethylsilyl 1,1,1-trifluoromethanesulfonate
• Triethylsilyl Trifluoromethanesulfonate
• Triethylsilyl triflate
• Triethylsilyl trifluoromethane sulphonate
• Triethylsilyltrifluoromethanesulfonate
• Trifluoromethanesulfonic acid triethylsilyl ester
• Trifluoromethanesulphonic acid triethylsilyl ester

Triethylsilyl trifluoromethanesulfonate, 98%

CAS: 79271-56-0

Triethylsilyl trifluoromethanesulfonate acts as a silylating agent. It is also useful as a Lewis acid catalyst. Further, it reacts with 1-diazo-3,3-dimethyl-butan-2-one to prepare 1-diazo-3,3-dimethyl-1-(triethylsilyl)-2-butanone. This Thermo Scientific Chemicals brand product was originally part o

Formula: C₇H₁₅F₃O₃SSi

Purity: 98%

Color and Shape: Clear colorless to pale yellow, Liquid

Molecular weight: 264.33

Ref: 02-L14477

Triethylsilyl trifluoromethanesulfonate, 99%

CAS: 79271-56-0

Triethylsilyl trifluoromethanesulfonate, 99%

Formula: CF₃SO₃Si(C₂H₅)₃

Purity: 99%

Color and Shape: colorless liq.

Molecular weight: 264.34

Ref: 08-14-7910

Triethylsilyl trifluoromethanesulfonate

CAS: 79271-56-0

Formula: C₇H₁₅F₃O₃SSi

Purity: 97%

Color and Shape: Liquid

Molecular weight: 264.3379

Ref: IN-DA003V28

Triethylsilyl trifluoromethanesulphonate

CAS: 79271-56-0

Triethylsilyl trifluoromethanesulphonate

Formula: C₇H₁₅F₃O₃SSi

Purity: 99%

Color and Shape: clear. colourless liquid

Molecular weight: 264.3379g/mol

Ref: 54-PC7114

Triethylsilyl Trifluoromethanesulfonate

CAS: 79271-56-0

Formula: C₇H₁₅F₃O₃SSi

Purity: >98.0%(T)

Color and Shape: Colorless to Light yellow to Light orange clear liquid

Molecular weight: 264.33

Ref: 3B-T1689

Triethylsilyl trifluoromethanesulphonate

CAS: 79271-56-0

S17625 - Triethylsilyl trifluoromethanesulphonate

Formula: C₇H₁₅F₃O₃SSi

Purity: >98%

Color and Shape: Liquid

Molecular weight: 264.33

Ref: 10-S17625

Triethylsilyl Trifluoromethanesulfonate

Controlled Product

CAS: 79271-56-0

Stability Moisture Sensitive and Hygroscopic
Applications Triethylsilyl Trifluoromethanesulfonate is a reagent used in the synthesis of pharmaceuticals such as cocosolide, an immunosuppressive agent.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Gunasekera, S. et al.: Chem. Eur. J., 22, 8158 (2016);

Formula: C₂₂H₄₁F₃N₂O₆S₂Si

Color and Shape: Neat

Molecular weight: 264.34

Ref: TR-T778070