BMIMBF4 (1-Butyl-3-methylimidazolium tetrafluoroborate, >99.5%) Ionic Liquid as Battery Electrolyte Solvent, 25 g/bottle, CBESBMIMBF4
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BMIMBF4 (1-Butyl-3-methylimidazolium tetrafluoroborate) is a popular and widely studied example of an ionic liquid (IL) used as an electrolyte component in various electrochemical devices, particularly batteries and supercapacitors. It serves as the high-stability, non-flammable solvent into which a mobile metal salt is dissolved (e.g., LiTFSI, NaTFSI, or KTFSI) to create the working electrolyte.
| Part Number |
CBESBMIMBF4 (C-BES-BMIMBF4) |
| CAS |
174501-65-6 |
| Chemical Formula |
C8H15BF4N2  |
| Appearance |
Colorless liquid |
| Purity |
99.5% (Battery Grade) |
| Molecular Weight | 226.02 g/mol |
| Density | 1.21 g/cm3 |
| Package Size | 25 g/bottle |
Notes: Please try to store the BMIMBF4 liquid in the glovebox.
References:
- J. G. McDaniel, et al. Ion Correlation and Collective Dynamics in BMIM/BF4-Based Organic Electrolytes: From Dilute Solutions to the Ionic Liquid Limit,J. Phys. Chem. B 2018, 122, 28, 7154–7169.
- K. Huang, et al. [BMIM]BF4-modified PVDF-HFP composite polymer electrolyte for high-performance solid-state lithium metal battery, J. Mater. Chem. A, 2020,8, 20593-20603.