1-butyl-3-methyl imidazolium tetrafluoroborate

Abbreviation

[BMIM]BF ₄

Appearance

Light yellow liquid

Purity

≥99% (HPLC)

Water Content

<500 ppm

Halogen Content

≤100 ppm

Melting Point

-71 °C

Conductivity

3.15 mS/cm (25 °C)

Viscosity

104 cP (45 °C)

Density

1.21 g/mL

Electrochemical Window

4.68 V

Refractive Index

n20/D 1.52

Decomposition Temperature

288 °C

Applications

This ionic liquid is hydrophilic, and melts below room temperature. It can be used as:

•A reaction medium for the preparation of NH ₄ TiOF ₃ mesocrystalline material.

•Working fluid when mixed with 2,2,2-trifluoroethanol for heat pumps or cooling equipment.

•An electrolyte for lithium-ion batteries or electrolytic double-layer capacitors.