248460

Triisopropylsilyl trifluoromethanesulfonate

97%

• Synonym(s): TIPS triflate, Trifluoromethanesulfonic acid triisopropylsilyl ester, Triisopropylsilyl triflate
• Linear Formula: CF₃SO₃Si[CH(CH₃)₂]₃
• CAS Number: 80522-42-5
• Molecular Weight: 306.42
• Beilstein: 3591541
• MDL number: MFCD00009913
• UNSPSC Code: 12352001
• PubChem Substance ID: 24854929
• NACRES: NA.22

Properties

• Quality Level: 100
• Assay: 97%
• refractive index: n20/D 1.415 (lit.)
• bp: 45-46 °C/0.03 mmHg
• density: 1.14 g/mL at 25 °C (lit.)
• functional group: fluoro; triflate
• SMILES string: CC(C)[Si](OS(=O)(=O)C(F)(F)F)(C(C)C)C(C)C
• InChI: 1S/C10H21F3O3SSi/c1-7(2)18(8(3)4,9(5)6)16-17(14,15)10(11,12)13/h7-9H,1-6H3
• InChI key: LHJCZOXMCGQVDQ-UHFFFAOYSA-N

Description

Application

Used to prepare silyloxy acetylenes from lithium acetylides; the silyloxy acetylenes were then employed in protic acid-promoted cyclizations of arenes, alkynes and olefins.

Safety Information

• Pictograms: GHS05
• Signal Word: Danger
• Hazard Statements: H314
• Precautionary Statements: P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363 - P405
• Hazard Classifications: Skin Corr. 1B
• Storage Class Code: 8A - Combustible corrosive hazardous materials
• WGK: WGK 3
• Flash Point(F): 217.4 °F - closed cup
• Flash Point(C): 103 °C - closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves