| Name | Trimethyloxonium Tetrafluoroborate |
| Synonyms | NSC 528455 tetrafluoride boron(+3) cation trimethyloxonium Trimethoxonium fluoroborate Trimethyloxonium fluoroborate Trimethyloxonium Tetrafluoroborate TRIMETHYLOXONIUM TETRAFLUOROBORATE trimethyl-oxoniutetrafluoroborate(1-) Trimethyloxonium tetrafluoroborate(1-) trimethyloxonium tetrafluoroborate(1-) Oxonium, trimethyl-, tetrafluoroborate(1-) |
| CAS | 420-37-1 |
| EINECS | 206-994-4 |
| InChI | InChI=1/C3H9O.B.4FH/c1-4(2)3;;;;;/h1-3H3;;4*1H/q+1;+3;;;;/p-4 |
| InChIKey | JDFKFXJJAIJXPP-UHFFFAOYSA-M |
| Molecular Formula | C3H9BF4O |
| Molar Mass | 147.91 |
| Melting Point | 200 °C |
| Solubility | Soluble in nitrobenzene, nitromethane, chloroform, hot acetone, liquid sulfur dioxide. Slightly soluble in dichloromethane. Insoluble in common organic solvents. |
| Appearance | White to white-like crystals |
| Color | White to off-white |
| BRN | 3597303 |
| Storage Condition | Store at +2°C to +8°C. |
| Sensitive | Moisture Sensitive |
| MDL | MFCD00011798 |
| Use | Meerwein salt is a strong electrophilic methylation reagent used for methylation of hydroxyl groups. It can be used for complex multi-step synthesis of marine natural product spirastrellolide. |
| Hazard Symbols | C - Corrosive![]() |
| Risk Codes | R14 - Reacts violently with water R34 - Causes burns |
| 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. S43 - In case of fire use ... (there follows the type of fire-fighting equipment to be used.) S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| UN IDs | UN 3261 8/PG 2 |
| WGK Germany | 3 |
| FLUKA BRAND F CODES | 3-10-21 |
| TSCA | Yes |
| HS Code | 29420000 |
| Hazard Note | Corrosive/Freeze |
| Hazard Class | 8 |
| Packing Group | II |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
| use | hydroxy methylation, recently used in complex, multi-step directional synthesis of marine natural product spirastrellolide. Meerwein salt is a strong electrophilic methylation reagent used for methylation of hydroxyl groups. It can be used for complex multi-step synthesis of marine natural product spirastrellolide. |