8.18313

tert-Butyldimethylsilyl trifluoromethanesulfonate

for synthesis

• Synonym(s): tert-Butyldimethylsilyl trifluoromethanesulfonate, Trifluoromethanesulfonic acid tert-butyldimethylsilyl ester, tert-Butyldimethylsilyl triflate
• Linear Formula: CF₃SO₃Si(CH₃)₂C(CH₃)₃
• CAS Number: 69739-34-0
• Molecular Weight: 264.34
• MDL number: MFCD00000405
• UNSPSC Code: 12352103
• EC Index Number: 274-102-0
• NACRES: NA.22

Properties

• Quality Level: 200
• Assay: ≥98.0% (acidimetric)
• form: liquid
• bp: 65-67 °C/13 hPa
• transition temp: flash point 36 °C
• density: 1.151 g/cm³ at 20 °C
• storage temp.: 2-8°C
• InChI: 1S/C7H15F3O3SSi/c1-6(2,3)15(4,5)13-14(11,12)7(8,9)10/h1-5H3
• InChI key: WLLIXJBWWFGEHT-UHFFFAOYSA-N

Description

Analysis Note

Assay (acidimetric): ≥ 98.0 %
Density (d 20 °C/ 4 °C): 1.145 - 1.152
Identity (IR): passes test

Safety Information

• Pictograms: GHS02,GHS05,GHS07
• Signal Word: Danger
• Hazard Statements: H226 - H314 - H335
• Precautionary Statements: P210 - P233 - P240 - P280 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Flam. Liq. 3 - Skin Corr. 1B - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 3
• Flash Point(F): 98.6 °F - closed cup
• Flash Point(C): 37 °C - closed cup