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Heptyltrimethylammonium chloride

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Identification
Molecular formula
C10H24ClN
CAS number
112-00-5
IUPAC name
heptyl(dimethyl)ammonium;chloride
State
State

At room temperature, heptyltrimethylammonium chloride is generally found in a solid state. It is stable under normal conditions and must be stored in a cool, dry place to prevent it from absorbing moisture from the atmosphere.

Melting point (Celsius)
243.00
Melting point (Kelvin)
516.15
Boiling point (Celsius)
235.00
Boiling point (Kelvin)
508.15
General information
Molecular weight
195.76g/mol
Molar mass
195.7600g/mol
Density
0.9487g/cm3
Appearence

Heptyltrimethylammonium chloride typically appears as a white crystalline solid. The compound is often in powder form and is hygroscopic, meaning that it can absorb moisture from the air.

Comment on solubility

Solubility of Heptyl(dimethyl)ammonium Chloride

Heptyl(dimethyl)ammonium chloride, also known for its quaternary ammonium structure, presents interesting solubility characteristics. In general, the solubility of quaternary ammonium salts can be influenced by several factors:

  • Polarity: The long hydrophobic heptyl chain tends to reduce the overall polarity of the molecule, making it less soluble in polar solvents.
  • Solvent Type: It typically exhibits higher solubility in organic solvents compared to water. For example, you may find it more soluble in solvents like ethanol or acetone.
  • Concentration Effects: At lower concentrations, its solubility in water may be limited, while at higher concentrations, the presence of the quaternary ammonium group can enhance interaction with water molecules.

Considering the nature of heptyl(dimethyl)ammonium chloride, it is categorized as a moderately soluble compound in water, which can be understood as:

  1. Strong solubility in nonpolar and some polar organic solvents.
  2. Limited but significant solubility in aqueous solutions, where it may engage in hydrophobic interactions.
  3. The solubility can vary with temperature and pH, showcasing its adaptability under different conditions.

In conclusion, heptyl(dimethyl)ammonium chloride's solubility strategies not only define its behavior in various environments but also highlight the delicate balance between hydrophobic and hydrophilic interactions present in its molecular structure.

Interesting facts

Interesting Facts about Heptyl(dimethyl)ammonium Chloride

Heptyl(dimethyl)ammonium chloride, a quaternary ammonium compound, holds significant importance in various scientific fields due to its unique properties and applications. Here are some notable facts:

  • Quaternary Ammonium Compounds (QACs): As a member of the QAC family, heptyl(dimethyl)ammonium chloride exhibits a cationic nature, which makes it highly effective as a disinfectant and surfactant.
  • Applications: This compound is widely used in industries such as agriculture, cosmetics, and pharmaceuticals. Its ability to act as a surfactant allows it to reduce surface tension in formulations, enhancing product performance.
  • Antimicrobial Properties: Heptyl(dimethyl)ammonium chloride is known for its antimicrobial activity. It is effective against a variety of pathogens, making it a popular choice for disinfectants and antiseptics.
  • Research Applications: In the laboratory, it serves as a reagent in organic synthesis and as a phase-transfer catalyst, enabling the efficient transfer of reactants between different phases.
  • Environmental Impact: As with many quaternary ammonium compounds, there are concerns related to environmental persistence and toxicity. Studies continue to assess its impact on aquatic life and ecosystems.

In summary, heptyl(dimethyl)ammonium chloride is not just a simple chemical compound; it embodies a range of functions that impact our daily lives and modern technology. Its diverse applications and ongoing research make it an intriguing subject for chemists and industry professionals alike.


Synonyms
N,N-Dimethyl-1-heptylamine hydrochloride
2016-51-5
N,N-Dimethylheptylamine hydrochloride
Dimethylheptylamine chlorhydrate [French]
Dimethylheptylamine chlorhydrate
HEPTYLAMINE, N,N-DIMETHYL-, HYDROCHLORIDE