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L14477 Triethylsilyl trifluoromethanesulfonate, 98%

CAS-Nummer
79271-56-0
Synonyme
TES-OTf
Triethylsilyl triflate

Stock No. Größe Preis ($) Menge Verfügbarkeit
L14477-06 5g 38,90
L14477-14 25g 113,00
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Triethylsilyl trifluoromethanesulfonate, 98%

MDL
MFCD00000407
EINECS
279-124-4

Chemische Eigenschaften

Formel
C7F3H15O3SSi
Molmasse
264.33
Siedepunkt
207°
Flammpunkt
72°(161°F)
Dichte
1.225
Brechungsindex
1.3910
Storage & Sensitivity
Keep Cold. Moisture Sensitive. Store under Nitrogen.
Löslichkeit
Miscible with dichloromethane, hydrocarbons, dialkyl ethers and halogenated solvents. Immiscible with water.

Anwendungen

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.

Bemerkungen

Moisture sensitive. Incompatible with strong oxidizing agents and strong acids.

Literaturverweise

Powerful silylating agent and Lewis acid; compare Trimethyl­silyl­ trifluoromethanesulfonate, A12535.

Cheng, B.; Trauner, D. A Highly Convergent and Biomimetic Total Synthesis of Portentol. J. Am. Chem. Soc. 2015, 137 (43), 13800-13803.

Sietzen, M.; Batke, S.; Merz, L.; Wadepohl, H.; Ballmann, J. Phospha Derivatives of Tris(2-aminoethyl)amine (tren) and Tris(3-aminopropyl)amine (trpn): Synthesis and Complexation Studies with Group 4 Metals. Organometallics 2015, 34 (6), 1118-1128.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H227-H314-H318

Combustible liquid. Causes severe skin burns and eye damage. Causes serious eye damage.

Sicherheitshinweise: P280-P303+P361+P353-P305+P351+P338-P310a-P402

Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. 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 Store in a dry place.

Weitere Referenzen

Beilstein
3590541
Gefahrenklasse
8
Verpackungsgruppe
II
Harmonized Tariff Code
2931.90
TSCA
No

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