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Benzalkonium chloride

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Identification
Molecular formula
C21H38ClN
CAS number
8001-54-5
IUPAC name
benzyl-dodecyl-dimethyl-ammonium
State
State

At room temperature, benzalkonium chloride exists primarily as a solid; however, it is commonly utilized in aqueous solution form in various concentrations ranging from 0.04% to 10%. These solutions appear typically clear to slightly yellowish.

Melting point (Celsius)
-20.00
Melting point (Kelvin)
253.00
Boiling point (Celsius)
301.00
Boiling point (Kelvin)
574.00
General information
Molecular weight
340.02g/mol
Molar mass
340.0150g/mol
Density
0.9800g/cm3
Appearence

Benzalkonium chloride is typically observed as a white or slightly yellow solid at room temperature. It is an odorless compound that can be found in various forms, including granular powder or as a viscous liquid when in solution form. The compound's clear, colorless to pale yellow aqueous solutions are commonly used in disinfectant and antiseptic applications.

Comment on solubility

Solubility of Benzyl-dodecyl-dimethyl-ammonium

Benzyl-dodecyl-dimethyl-ammonium (also known as BDDA) exhibits unique solubility characteristics largely dictated by its cationic nature and the presence of long hydrophobic hydrocarbon chains. This compound primarily belongs to the class of quaternary ammonium salts and demonstrates the following solubility behaviors:

  • Soluble in Nonpolar Solvents: Due to the long dodecyl chain, BDDA is readily soluble in nonpolar solvents such as hexane and toluene. The hydrophobic tail facilitates interactions with other nonpolar molecules.
  • Poor Solubility in Water: Although ionic compounds typically dissolve well in water, the bulky hydrophobic dodecyl group significantly reduces BDDA's solubility in aqueous solutions. This may grant it unique properties in certain applications, especially in the realm of surfactants.
  • Effect of Concentration: The solubility can increase at higher concentrations in mixtures, influencing the overall behavior of the solution and its potential uses.

In summary, the solubility of benzyl-dodecyl-dimethyl-ammonium showcases a complex interplay between its hydrophobic and hydrophilic portions, making it a fascinating compound in various chemical applications. As noted, it is essential to consider both its solubility in organic solvents and its limited presence in aqueous environments for practical utilization.

Interesting facts

Interesting Facts about Benzyl-dodecyl-dimethyl-ammonium

Benzyl-dodecyl-dimethyl-ammonium is a fascinating compound widely recognized for its unique properties and applications. As a quaternary ammonium salt, it plays a crucial role in various fields.

Key Characteristics

  • Surfactant Properties: This compound is known for its ability to reduce surface tension, making it a valuable component in cleaning agents and detergents.
  • Biocidal Activities: Benzyl-dodecyl-dimethyl-ammonium exhibits antimicrobial properties, meaning it can effectively combat bacteria, viruses, and fungi, aiding in the disinfection processes.
  • Emulsifying Agent: It assists in the stabilization of emulsions, which is particularly useful in cosmetic formulations, food processing, and pharmaceuticals.

Applications

Thanks to its versatile nature, this compound finds extensive use in various industries:

  • In the cosmetic industry, it is often used in skin care products for its softening attributes and ability to enhance product stability.
  • In water treatment, it aids in the elimination of unwanted microorganisms, contributing to the safety of water supplies.
  • In agriculture, it is employed to formulate herbicides and pesticides due to its ability to enhance their efficacy.

Safety and Environmental Considerations

Despite its many benefits, it is essential to handle Benzyl-dodecyl-dimethyl-ammonium with care. Its environmental impact and potential toxicity to aquatic life necessitate responsible use and disposal. As with many chemicals, understanding its behavior in both laboratory and natural settings is critical.

Conclusion

In summary, Benzyl-dodecyl-dimethyl-ammonium is a compound that showcases the intricate balance between functionality and safety in chemical applications. Chemical scientists and students alike can appreciate its dual role as a useful agent and a catalyst for further research into its broader effects on health and the environment.

Synonyms
Benzododecinium
Ajatin
Benzyldodecyldimethylammonium
10328-35-5
benzyl-dodecyl-dimethylazanium
Benzododecinium ion
Dimethyllaurylbenzylammonium
Lauryldimethylbenzylammonium
Benzododecinium cation
Benzyldimethyldodecylammonium ion
UNII-N0BN0O8CSL
N0BN0O8CSL
n-benzyl-n,n-dimethyldodecan-1-aminium
N-Benzyl-N-dodecyl-N,N-dimethylammonium
Ammonium, benzyldodecyldimethyl-
N-Dodecyl-N,N-dimethylbenzenemethanaminium
Benzenemethanaminium, N-dodecyl-N,N-dimethyl-
ADB-12
1340-95-0
CHEBI:135611
NCGC00164245-02
dimethyldodecylbenzylammonium
5459-84-7
dodecyldimethyl(benzyl)aminium
Benzalkonium chloride (C12)
SCHEMBL153696
BENZODODECINIUM [WHO-DD]
CHEMBL1907001
dimethyl(benzyl)(dodecyl)aminium
BENZALKONIUM CHLORIDE C12
DTXSID60872947
NSC9658
NSC9660
BenzyldodecyldimethylammoniumBromide
NSC-9658
NSC-9660
BENZYL(DODECYL)DIMETHYLAZANIUM
STL301825
AKOS022105931
DB13282
N,N-dimethyl-N-benzyl-1-dodecanaminium
N,N-dimethyl-N-benzyldodecan-1-aminium
N-Benzyl-N,N-dimethyl-1-dodecanaminium
NS00001938
SR-01000944376
SR-01000944376-1
Q27284345