164798

Trifluoromethanesulfonyl chloride

≥99%

• Synonym(s): Triflyl chloride
• Linear Formula: CF₃SO₂Cl
• CAS Number: 421-83-0
• Molecular Weight: 168.52
• Beilstein/REAXYS Number: 1812106
• EC Number: 207-009-0
• MDL number: MFCD00007451
• UNSPSC Code: 12352101
• PubChem Substance ID: 24850102
• NACRES: NA.22

Properties

• vapor pressure: 10.36 psi ( 20 °C)
• Quality Level: 100
• assay: ≥99%
• form: liquid
• refractive index: n20/D 1.334 (lit.)
• bp: 29-32 °C (lit.)
• density: 1.583 g/mL at 25 °C (lit.)
• storage temp.: 2-8°C
• SMILES string: FC(F)(F)S(Cl)(=O)=O
• InChI: 1S/CClF3O2S/c2-8(6,7)1(3,4)5
• InChI key: GRGCWBWNLSTIEN-UHFFFAOYSA-N

Description

Application

Trifluoromethanesulfonyl chloride can be used as:

• A trifluoromethylating agent for the fluoroalkylation of heterocycles, arenes, and heteroarenes.
• A sulfonating agent for alcohols.
• A chlorinating agent for carbanions.

Safety Information

• pictograms: GHS05
• signalword: Danger
• hcodes: H314
• pcodes: P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363 - P405
• Hazard Classifications: Skin Corr. 1B
• supp_hazards: EUH014
• Storage Class: 8A - Combustible corrosive hazardous materials
• wgk_germany: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Faceshields, Gloves, Goggles