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Octadecylammonium acetate

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Identification
Molecular formula
C20H43NO2
CAS number
76775-70-2
IUPAC name
octadecylammonium;acetate
State
State

At room temperature, octadecylammonium acetate is typically a solid.

Melting point (Celsius)
95.00
Melting point (Kelvin)
368.15
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
0.00
General information
Molecular weight
385.67g/mol
Molar mass
385.6710g/mol
Density
0.9000g/cm3
Appearence

Octadecylammonium acetate typically appears as a white or off-white powder or crystalline solid. The texture may vary from a fine powder to small granules, depending on the processing method.

Comment on solubility

Solubility of Octadecylammonium Acetate

Octadecylammonium acetate, with the chemical formula C18H39NH3O2, is an intriguing compound when it comes to solubility. Its solubility characteristics can be summarized as follows:

  • Hydrophilic and Hydrophobic Regions: The presence of the long hydrocarbon chain (octadecyl) creates a hydrophobic environment, while the ammonium and acetate moieties introduce hydrophilic characteristics.
  • Solubility in Water: Octadecylammonium acetate typically exhibits low solubility in water due to the dominance of its hydrophobic chain, which tends to aggregate rather than disperse in aqueous solutions.
  • Solubility in Organic Solvents: In contrast, it shows significantly higher solubility in non-polar organic solvents. This solubility behavior is attributed to its ability to interact favorably with non-polar environments.

In summary, octadecylammonium acetate is a compound with distinctive solubility behavior, demonstrating low solubility in water but enhanced solubility in organic solvents. This dual behavior is essential for applications where it can function as a surfactant or emulsifier, effectively bridging diverse chemical environments.

Interesting facts

Interesting Facts About Octadecylammonium Acetate

Octadecylammonium acetate is a fascinating compound mainly utilized in various fields such as chemistry, materials science, and biochemistry. Here are some compelling insights:

  • Quaternary Ammonium Compound: Octadecylammonium acetate is a type of quaternary ammonium compound. These compounds are known for their surfactant properties, making them valuable in a variety of applications, including emulsifiers and disinfectants.
  • Long-Chain Fatty Amine: With an octadecyl (C18) chain, this compound exhibits hydrophobic characteristics, which can enhance its compatibility with lipophilic substances. This makes it beneficial in organic synthesis and material science.
  • Self-Assembling Properties: Octadecylammonium acetate can form self-assembled monolayers, contributing to advancements in nanotechnology. The ability to create organized structures at the molecular level is crucial for developing new materials and sensors.
  • Applications in Separation Techniques: This compound can be used in chromatography as a stationary phase. The long alkyl chains can influence the separation of compounds based on their hydrophobicity, providing efficient techniques for purifying substances.
  • Biocompatibility: Due to its ammonium group, octadecylammonium acetate can exhibit biocompatible properties, which are vital for developing drug delivery systems and biomaterials.

In the realm of chemical research, octadecylammonium acetate symbolizes the intersection of organic chemistry and materials science, showcasing how even simple compounds can lead to innovative technologies.

Synonyms
octadecylazanium;acetate
UNII-856J14021A
Acetic acid, compound with octadecylamine
NS00083345