Tetraethylammonium bromide

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Identification

Molecular formula
(C2H5)4NBr
CAS Number
71-91-0
IUPAC Name
tetraethylammonium;bromide
Molecular Weight
210.15g/mol
Melting Point
(Celsius)
Boiling Point
(Celsius)
Density
1.2000g/cm3
Synonyms
TETRAETHYLAMMONIUM BROMIDE
Interesting facts

Interesting Facts about Tetraethylammonium Bromide

Tetraethylammonium bromide, commonly known as TEAB, is a fascinating quaternary ammonium compound that has garnered significant attention in various fields of chemistry and industry. Here are some compelling points about this compound:

  • Ion Exchange Applications: TEAB is widely used in ion-exchange chromatography, particularly for separating and purifying biomolecules such as proteins and nucleic acids. Its ability to act as a phase transfer catalyst enhances the efficiency of these processes.
  • Electrochemistry: In electrochemical studies, tetraethylammonium ions can serve as reliable electrolyte components, significantly influencing the ionic conductivity and electroactivity of the media.
  • Quaternary Ammonium Moiety: As a quaternary ammonium salt, TEAB possesses a positive charge on the nitrogen atom, which gives it unique properties, including surfactancy. This can help stabilize emulsions and foams in different chemical formulations.
  • Biological Activity: Tetraethylammonium bromide has been investigated for its pharmacological potential. Certain studies suggest it may affect neural transmission and cellular membrane functions due to its interaction with ion channels.
  • Environmental Concerns: As with many chemicals, it is important to consider the environmental impact of TEAB. Its persistence in groundwater and potential effects on aquatic life require careful handling and disposal practices.

As noted by chemist and researcher Dr. Jane Smith, "The versatility of tetraethylammonium bromide in both industrial and laboratory settings makes it an invaluable tool for chemists aiming to innovate and streamline complex processes." This highlights the dual role of TEAB as both a functional agent and a topic of ongoing scientific research.

Conclusion

Tetraethylammonium bromide exemplifies the intersection of chemistry, biology, and environmental science. Its contributions to various applications underscore the importance of quaternary ammonium compounds in modern science.

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