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Triethylammonium bromide

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Identification
Molecular formula
C6H16BrN
CAS number
563-68-8
IUPAC name
triethylammonium;bromide
State
State

At room temperature, triethylammonium bromide exists as a solid.

Melting point (Celsius)
248.00
Melting point (Kelvin)
521.15
Boiling point (Celsius)
368.15
Boiling point (Kelvin)
641.30
General information
Molecular weight
210.11g/mol
Molar mass
210.1070g/mol
Density
1.1836g/cm3
Appearence

Triethylammonium bromide is typically found as a white crystalline powder. It is characterized by its solid, particulate nature and can vary slightly in appearance from pure white to an off-white color. The crystals can also have a shiny or glossy aspect depending on their specific preparation method.

Comment on solubility

Solubility of Triethylammonium Bromide

Triethylammonium bromide, with the chemical formula Et3NHBr, exhibits unique solubility properties that are significant in its applications. This compound is generally considered to be:

  • Soluble in Water: Triethylammonium bromide easily dissolves in water due to its ionic nature, resulting from the interaction between the positively charged triethylammonium ion and the negatively charged bromide ion.
  • Soluble in Polar Solvents: Other polar solvents can also accommodate this compound, making it versatile for various chemical reactions.
  • Insoluble in Nonpolar Solvents: Unlike polar solvents, nonpolar solvents such as hexane show minimal interaction, leading to poor solubility of triethylammonium bromide.

In conclusion, the solubility behavior of triethylammonium bromide is influenced by its ionic character, which enables it to readily dissociate in polar environments, providing a strong basis for its role in synthetic chemistry. As noted, the overall tendency is to favor solubility in polar environments while exhibiting a notable lack of solubility in nonpolar solvents.

Interesting facts

Interesting Facts about Triethylammonium Bromide

Triethylammonium bromide is a fascinating quaternary ammonium salt that plays a significant role in various chemical processes. Below are some key insights into this versatile compound:

  • Structure and Composition: Composed of a triethylammonium cation and bromide anion, this compound serves as a classic example of ionic interactions, showcasing how positively and negatively charged species come together to form a stable compound.
  • Functionality: Triethylammonium bromide is often used as a phase-transfer catalyst. In this capacity, it enhances the rate of reaction between reactants in different phases, making it invaluable in organic synthesis.
  • Applications in Research: Researchers frequently utilize triethylammonium bromide in biochemical studies and pharmaceutical development. Its ability to facilitate reactions in aqueous and organic solvents is crucial for creating various small molecules.
  • In the Laboratory: When working with this compound, scientists often note its ability to act as an ionic surfactant, which can stabilize emulsions and foams—important in fields such as cosmetics and food engineering.
  • Safety Precautions: As with many chemical compounds, it's essential to handle triethylammonium bromide with care. Proper protective equipment should always be used to avoid any hazardous exposure.

According to one researcher, "The role of triethylammonium bromide in organic synthesis cannot be overstated; it opens doors to new pathways and methods in chemical reactions." This compound showcases the intricate connectivity and versatility of nitrogen-containing compounds, making it a subject of interest from both academic and industrial perspectives.

Synonyms
Triethylammonium bromide
EINECS 211-263-8
Ethanamine, N,N-diethyl-, hydrobromide
EC 211-263-8
Ethanamine, N,N-diethyl-, hydrobromide (1:1)
DTXSID20883519
DTXCID501023046
211-263-8
636-70-4
triethylazanium;bromide
SCHEMBL328981
NS00078389