tert-Butyldimethylsilyl trifluoromethanesulfonate
Tert-butyldimethylsilyltrifluoromethanesulphonate
CAS: 69739-34-0
Molecular Formula: C7H15F3O3SSi
tert-Butyldimethylsilyl trifluoromethanesulfonate - Names and Identifiers
tert-Butyldimethylsilyl trifluoromethanesulfonate - Physico-chemical Properties
| Molecular Formula | C7H15F3O3SSi |
| Molar Mass | 264.34 |
| Density | 1.151g/mLat 25°C(lit.) |
| Melting Point | <0°C |
| Boling Point | 65-67°C12mm Hg(lit.) |
| Flash Point | 98°F |
| Water Solubility | DECOMPOSES |
| Solubility | Slightly miscible with chloroform. |
| Vapor Presure | 0.00137mmHg at 25°C |
| Appearance | Fuming Liquid |
| Specific Gravity | 1.151 |
| Color | Clear colorless to yellow |
| BRN | 2370068 |
| Storage Condition | 2-8°C |
| Sensitive | Moisture Sensitive |
| Refractive Index | n20/D 1.385(lit.) |
| Physical and Chemical Properties | Density 1.15 boiling point 65-67 ° C (12 mmHg) refractive index 1.385-1.388 flash point 36°C water-soluble decomposers |
tert-Butyldimethylsilyl trifluoromethanesulfonate - Risk and Safety
| Risk Codes | R10 - Flammable R34 - Causes burns R37 - Irritating to the respiratory system |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S25 - Avoid contact with eyes. S16 - Keep away from sources of ignition. |
| UN IDs | UN 2920 8/PG 2 |
| WGK Germany | 3 |
| FLUKA BRAND F CODES | 10-21 |
| TSCA | No |
| HS Code | 29310095 |
| Hazard Note | Flammable/Corrosive |
| Hazard Class | 3 |
| Packing Group | III |
tert-Butyldimethylsilyl trifluoromethanesulfonate - Reference Information
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| Use | t-butyl dimethylsilyl group, which is commonly used to introduce large steric hindrance on CIS-bis (alkenyl) oxirane, promotes the room temperature Cope rearrangement reaction to produce 2-CF3-4, 5-dihydrooxaphenin; It can also be used in conjunction with thio-Fang to promote a fast and efficient chalcogenide-Morita-Baylis-Hillman reaction. |
Last Update：2024-04-10 22:29:15
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