![2-[1-Methyl-5-(trifluoromethyl)pyrazol-3-yl]-thiophene-5-sulfonyl chloride Structure](https://www.chemicalbook.com/CAS/GIF/166964-31-4.gif)
2-[1-Methyl-5-(trifluoromethyl)pyrazol-3-yl]-thiophene-5-sulfonyl chloride
- Product Name2-[1-Methyl-5-(trifluoromethyl)pyrazol-3-yl]-thiophene-5-sulfonyl chloride
- CAS166964-31-4
- CBNumberCB5331008
- MFC9H6ClF3N2O2S2
- MW330.74
- MDL NumberMFCD00052283
- MOL File166964-31-4.mol
Chemical Properties
| Melting point: | 77-80°C |
| Boiling point: | 421.2±45.0 °C(Predicted) |
| Density | 1.71±0.1 g/cm3(Predicted) |
| storage temp. | 2-8°C |
| pka | -2.23±0.10(Predicted) |
| form | crystalline powder |
| color | White |
| Sensitive | Stench |
Safety
| Symbol(GHS) |
 GHS05 |
| Signal word | Danger |
| Hazard statements | H314 |
| Precautionary statements | P271-P260-P280 |
| Hazard Codes | C,Xi |
| Risk Statements | 34-36 |
| Safety Statements | 26-36/37/39 |
| RIDADR | 3261 |
| Hazard Note | Corrosive/Stench |
| HazardClass | CORROSIVE |
| HS Code | 2934999090 |