1-Butyl-2,3-dimethylimidazolium bromide
[CAS# 475575-45-2]

Identification

• Classification: Chemical reagent >> Organic reagent >> Ionic liquid
• Name: 1-Butyl-2,3-dimethylimidazolium bromide
• Molecular Formula: C₉H₁₇BrN₂
• Molecular Weight: 233.15
• CAS Registry Number: 475575-45-2
• EC Number: 801-456-0
• SMILES: CCCCN1C=C[N+](=C1C)C.[Br-]

Safety Data

• Hazard Symbols: GHS07 Warning
• Risk Statements: H315-H319
• Safety Statements: P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313

Discovery and Applications

1-Butyl-2,3-dimethylimidazolium bromide is an ionic liquid that has attracted much attention due to its unique properties and wide range of applications in various fields. The compound belongs to the family of ionic liquids, which are salts that are liquid at relatively low temperatures.

1-Butyl-2,3-dimethylimidazolium bromide was first synthesized in the late 20th century, when there was a growing interest in ionic liquids for industrial and research applications. The synthesis involves the reaction of 1-butyl-2,3-dimethylimidazolium with hydrobromic acid, which produces a stable ionic liquid with desirable properties for a variety of uses.

1-Butyl-2,3-dimethylimidazolium bromide is used as a solvent in chemical synthesis due to its ability to dissolve a wide range of organic and inorganic compounds. Its high ionic conductivity and low volatility make it an excellent choice for reactions that require specific conditions.

The compound is used as a catalyst in several chemical reactions. Its ionic nature helps stabilize reaction intermediates and promotes faster and more efficient reactions, making it very useful in organic synthesis and industrial catalytic processes.

In the field of separation science, 1-butyl-2,3-dimethylimidazolium bromide is used to extract valuable compounds from mixtures. Its ability to selectively dissolve different substances aids in the purification and recovery of target materials.

Due to its high ionic conductivity, 1-butyl-2,3-dimethylimidazolium bromide is used as an electrolyte in energy storage devices such as batteries and supercapacitors. Its stability and conductivity improve the performance and efficiency of these devices.

As an ionic liquid with low vapor pressure, 1-butyl-2,3-dimethylimidazolium bromide contributes to green chemistry by minimizing emissions and reducing the environmental impact of chemical processes. Its recyclability supports sustainable practices across industries.

The high ionic conductivity of this compound is essential for its use as an electrolyte and solvent in a variety of applications. This property ensures efficient charge transport and improves the performance of energy storage devices. 1-butyl-2,3-dimethylimidazolium bromide is chemically stable under a wide range of conditions, making it useful in both laboratory and industrial processes. Its stability ensures consistent performance and reduces the risk of degradation. The compound's ability to dissolve a wide range of substances and participate in a variety of reactions highlights its versatility, making it a valuable tool in research and industrial applications ranging from chemical synthesis to energy storage.

References

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2016. Effect of Ionic Liquids on Surface and Aggregation Properties of Non-ionic Surfactant Triton™ X-100 in Aqueous Media. Journal of Surfactants and Detergents, 19.
DOI: 10.1007/s11743-016-1876-x

2011. Effects of Methylation at Position 2 of Cation Ring on Rotational Dynamics of Imidazolium-Based Ionic Liquids Investigated by NMR Spectroscopy: [C4mim]Br vs [C4C1mim]Br. The journal of physical chemistry. A, 115.
DOI: 10.1021/jp200635h