CAS: 429-06-1
MF: (C₂H₅)₄N(BF₄)
MW: 217.06
Purity: ≥99.0% (T)

Description

Tetraethylammonium tetrafluoroborate, with the chemical formula (C2H5)4NBF4(C_2H_5)_4NBF_4(C2​H5​)4​NBF4​, is a quaternary ammonium salt composed of a tetraethylammonium cation (C2H5)4N+(C_2H_5)_4N^+(C2​H5​)4​N+ and a tetrafluoroborate anion BF4−BF_4^-BF4−​.

Physical Properties:

• Appearance: It is usually found as a white crystalline powder.
• Solubility: Tetraethylammonium tetrafluoroborate is soluble in water and various organic solvents, such as acetonitrile, methanol, and ethanol.
• Melting Point: The melting point of this compound typically ranges from 150°C to 160°C.

Application:

Tetraethylammonium Tetrafluoroborate can be used as supercapacitor electrolyte. It provides the molecules for the separating monolayer in the Helmholtz double-layer and delivers the ions for pseudocapacitance.