1-Butyl-3-methylimidazolium tetrafluoroborate (BMIM BF4) (link:https://www.bloomtechz.com/synthetic-chemical/api-researching-only/1-butyl-3-methylimidazolium-tetrafluoroborate.html), the English name is 1-Butyl-3-methylimidazolium tetrafluoroborate, it is transparent light yellow-orange oil at normal temperature and pressure, and has certain hygroscopicity. 1-Butyl-3-methylimidazolium tetrafluoroborate is an imidazole ionic liquid, which is miscible with acetone, acetonitrile, ethyl acetate, isopropanol and dichloromethane, but is miscible with n-hexane, toluene and water immiscible. This compound is often used as a solvent phase in organic chemical reactions, and is mostly used in homogeneously catalyzed organic chemical reactions.
1-Butyl-3-methylimidazolium tetrafluoroborate is an ionic liquid with a wide range of applications.
1. Solvent:
As an ionic liquid solvent, BMIM BF4 can be used in various chemical processes such as dilution, catalytic reaction and extraction. Due to its lower volatility and higher chemical stability, BMIM BF4 has the potential to replace traditional organic solvents.
2. Electrolyte:
BMIM BF4 can be used as an electrolyte in electrochemical and energy storage devices, such as lithium-ion batteries, supercapacitors, and fuel cells. As a component of the electrolyte, BMIM BF4 can provide good ion transport performance and improve the cycle stability and energy density of the battery.
3. Catalyst/reaction medium:
BMIM BF4 can be used as catalyst or reaction medium to promote organic synthesis reactions. It can provide a favorable reaction environment and change the reaction rate, selectivity or product distribution. BMIM BF4 can also form corresponding catalytic systems with metal complexes, and participate in rare earth metal catalytic reactions, olefin polymerization, etc.
4. Extractant:
BMIM BF4 can be used in the extraction and separation process of organic and inorganic substances. It has high solubility and selectivity, and can form complexes or extraction interactions with target compounds for extraction, separation or concentration of target components in samples.
5. Metal electrodeposition:
BMIM BF4 can be used as a system component of metal electrodeposition for processes such as electroplating, electrolysis and electrodeposition. It provides more uniform metal deposition and improves coating quality and performance.
6. Lubricant:
BMIM BF4 can be used as a liquid-based lubricant to improve friction and wear properties. Forms a protective film on the surface of the friction pair, reduces surface contact and wear, and provides better lubrication.
7. Chemical analysis:
BMIM BF4 can be used as a standard compound, internal standard or ionic liquid additive in techniques such as mass spectrometry and chromatography. It provides a stable reference point and background signal for accurate determination and analysis of target compounds.
8. Flame retardant:
BMIM BF4 has potential in the field of flame retardancy. Adding it as an additive to the polymer system can significantly improve the flame retardancy of the polymer, providing a lower burning rate and a higher flame retardancy index.
9. Polymer flame retardant:
BMIM BF4 can be added to the polymer system as an additive to improve the flame retardancy of the polymer. It can improve the fire performance of polymers by slowing the burning rate, inhibiting thermal decomposition reactions and reducing smoke release. BMIM BF4 has low volatility and high thermal stability, which can effectively inhibit flame spread and protect polymer materials.
10. Flame retardants for textiles:
BMIM BF4 can be applied to textiles by impregnation or coating to improve their flame retardancy. It can form a protective film with the textile surface, reducing the oxygen into the fiber structure, thereby reducing the burning rate and flame spread. In addition, BMIM BF4 can also improve the water resistance and durability of textiles.
11. Flame retardants for electronic products:
BMIM BF4 can be used as a flame retardant in the fields of electronic products and cables. By adding it to plastic or rubber materials, it can improve the fire performance of electronic products and reduce the occurrence of fire accidents. BMIM BF4 has high thermal and chemical stability and will not damage electronic components.
12. Flame retardant for building materials:
BMIM BF4 can be used in building materials to improve its flame retardancy. Adding it to paints, adhesives or sealants, for example, can improve the fire and burn resistance of building materials. BMIM BF4 can also reduce the occurrence of fire accidents and improve the safety performance of buildings.
13. Automotive and aviation flame retardants:
BMIM BF4 can be used in automotive and aerospace fields to improve the flame retardancy of materials. It can be added to plastics, rubber or polymer composites to slow flame spread, reduce smoke emissions and release toxic gases. This helps protect passengers and reduces fire damage to vehicles and aircraft.
1-Butyl-3-methylimidazolium tetrafluoroborate (BMIM BF4) is an ionic liquid, also known as a room temperature ionic liquid. It has many useful chemical and physical properties and can be widely used in catalysts, solvents, electrolytes and other fields.
In the 1960s, ionic liquids were first synthesized and studied as special compounds. The earliest ionic liquids were composed of amino acid salts and metal salts. However, these compounds tend to remain liquid only at elevated temperatures, so they are not ideal for applications at room temperature.
It wasn't until the 1980s that chemists began to synthesize new types of ionic liquids to achieve a liquid state at room temperature. Among them, 1-Butyl-3-methylimidazolium tetrafluoroborate, as one of the earliest discovered room temperature ionic liquids, began to attract attention.
In 1982, J. Wilkes and K.R. Rogers et al. synthesized 1-Butyl-3-methylimidazolium tetrafluoroborate, and reported its chemical and physical properties for the first time. They found that BMIM BF4 has a low melting point and low volatility, allowing it to remain in a liquid state at room temperature. This makes 1-Butyl-3-methylimidazolium tetrafluoroborate one of the first widely studied room-temperature ionic liquids.
Subsequent studies have shown that 1-Butyl-3-methylimidazolium tetrafluoroborate has excellent properties in terms of solubility, thermal stability, and electrical conductivity. It can be used as an excellent solvent, as a catalyst carrier in catalytic reactions, and as an electrolyte in the fields of electrochemistry and energy.