Skip to main content

Stearyldimethylamine

ADVERTISEMENT
Identification
Molecular formula
C20H43NO
CAS number
124-28-7
IUPAC name
ethyl-dimethyl-octadec-9-enyl-ammonium
State
State

At room temperature, stearyldimethylamine can either be waxy solid or a very viscous liquid, depending on the specific formulation or purity.

Melting point (Celsius)
44.00
Melting point (Kelvin)
317.15
Boiling point (Celsius)
331.60
Boiling point (Kelvin)
604.75
General information
Molecular weight
283.55g/mol
Molar mass
283.5470g/mol
Density
0.8000g/cm3
Appearence

Stearyldimethylamine typically appears as a pale yellow, waxy solid or a thick liquid, depending on the temperature. It is often used in its purified or commercial forms where it can be slightly malleable and presents a subtle amine-like odor.

Comment on solubility

Solubility of Ethyl-Dimethyl-Octadec-9-enyl-Ammonium

The solubility of ethyl-dimethyl-octadec-9-enyl-ammonium can be quite intriguing due to its unique structure and properties. Here are some key points to consider:

  • Polar vs. Non-Polar: As an ammonium compound, it possesses a charged nitrogen atom, which can interact favorably with polar solvents such as water. However, its long alkyl chain makes it largely hydrophobic.
  • Solvent Interaction: This compound is expected to have greater solubility in organic solvents (like ethanol and acetone) than in water. This is due to the hydrophobic character imparted by the octadec-9-enyl chain.
  • Concentration Dependency: The solubility may vary significantly with the concentration of the solvent and the temperature, necessitating experimental validation for accurate data.
  • Potential Applications: Due to its unique solubility profile, it may find applications in formulations where amphiphilic properties are desired.

In summary, while ethyl-dimethyl-octadec-9-enyl-ammonium may exhibit limited solubility in polar solvents, it offers better prospects in non-polar or moderately polar environments. Understanding these solubility characteristics is essential for its practical applications.

Interesting facts

Interesting Facts about Ethyl-Dimethyl-Octadec-9-enyl-Ammonium

Ethyl-dimethyl-octadec-9-enyl-ammonium is a fascinating compound that plays a significant role in various applications in chemistry and material science. As a quaternary ammonium compound, it possesses unique properties that set it apart from other organic compounds. Here are some intriguing aspects of this compound:

  • Surface Activity: This compound acts as a surfactant, which means it can lower the surface tension of fluids. This property makes it highly valuable in industries such as cosmetics, detergents, and pharmaceuticals.

  • Biological Implications: Quaternary ammonium compounds, including ethyl-dimethyl-octadec-9-enyl-ammonium, have been studied for their antimicrobial properties. They are often incorporated into disinfectants and antiseptics, showcasing their ability to inhibit the growth of various microorganisms.

  • Versatile Applications: Due to its amphiphilic nature (having both hydrophilic and hydrophobic parts), this compound is useful in formulations of emulsions, where it helps stabilize oil and water mixtures.

  • Environmental Considerations: While beneficial, the environmental impact of quaternary ammonium compounds is an area of growing research, as these compounds can be persistent in aquatic environments and may affect ecosystems.

  • Innovation in Materials: In material science, these compounds are being explored for their role in creating advanced materials, such as smart coatings and hydrogels that respond to environmental stimuli.

In summary, ethyl-dimethyl-octadec-9-enyl-ammonium exemplifies the complexity of quaternary ammonium compounds and their multifaceted roles in both scientific research and practical applications. "Science is not only about discovery but also about the innovative application of what we know."

Synonyms
N-Ethyl-N,N-dimethyl-9-octadecen-1-aminium
45273-65-2
DTXSID60859975