1. Description
1-Butyl-3-methylimidazolium tetrafluoroborate is an ionic liquid widely used as a solvent in pharmaceutical synthesis, drug delivery systems, and as a reaction medium for API development. This imidazolium-based ionic salt offers excellent thermal stability, low volatility, and enhanced dissolution properties that benefit various pharmaceutical manufacturing processes.
2. Properties Table
| Property | Value |
|---|---|
| Name | 1-Butyl-3-methylimidazolium tetrafluoroborate |
| CAS Number | 174501-65-6 |
| Molecular Formula | C8H15BF4N2 |
| Molecular Weight | 226.03 g/mol |
| Appearance | Colorless to pale yellow liquid |
| Purity | >99.0% |
| Melting Point | -71°C |
| Density | 1.21 g/cm³ (20°C) |
| Solubility | Soluble in water, acetone, methanol, and most polar organic solvents |
| pH (5% solution) | 5.0-7.0 |