Trifluoromethanesulfonyl chloride
ALDRICH/164798 - ≥99%
Synonym: Triflyl chloride
CAS Number: 421-83-0
Empirical Formula (Hill Notation): CClF3O2S
Molecular Weight: 168.52
EC Number: 207-009-0
MDL Number: MFCD00007451
Linear Formula: CF3SO2Cl
Product Type: Chemical
| assay | ≥99% |
| bp | 29-32 °C (lit.) |
| density | 1.583 g/mL at 25 °C (lit.) |
| form | liquid |
| InChI | 1S/CClF3O2S/c2-8(6,7)1(3, |
| InChI key | GRGCWBWNLSTIEN-UHFFFAOYSA |
| refractive index | n |
| SMILES string | FC(F)(F)S(Cl)(=O)=O |
| storage temp. | 2-8°C |
| vapor pressure | 10.36 psi ( 20 °C) |
| 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. |
| Packaging: | 5, 25 g in ampule |
| Symbol |  GHS05 |
| Signal word | Danger |
| Hazard statements | H314 |
| Precautionary statements | P280 - P305 + P351 + P338 - P310 |
| Hazard Codes | C |
| Risk Statements | 14-34 |
| Safety Statements | 26-36/37/39-45 |
| RIDADR | UN 3265 8 / PGII |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Supplemental Hazard Statements | EUH014 |
| Purity | ≥99% |
| bp | 29-32 °C (lit.) |
| Density | 1.583 g/mL at 25 °C (lit.) |
| Refractive Index | n |
| Storage Temp. | 2-8°C |
| UNSPSC | 12352101 |