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Didecyldimethylammonium bromide

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Identification
Molecular formula
C22H48BrN
CAS number
2390-68-3
IUPAC name
didecyl(dimethyl)ammonium;bromide
State
State
Solid at room temperature, it is typically handled in its solid form which may sometimes be dissolved in water for various applications.
Melting point (Celsius)
47.00
Melting point (Kelvin)
320.00
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
0.00
General information
Molecular weight
448.55g/mol
Molar mass
448.5000g/mol
Density
0.9680g/cm3
Appearence

Didecyldimethylammonium bromide appears as a white to off-white solid, with a crystalline structure. It typically comes in forms such as powders or flakes, and is noted for its solubility in water, which forms milky solutions.

Comment on solubility

Solubility of Didecyl(dimethyl)ammonium Bromide

Didecyl(dimethyl)ammonium bromide, known for its use as a surfactant, exhibits interesting solubility characteristics. Its solubility is influenced by a variety of factors including temperature, polarity, and the nature of the solvent:

  • Polar Solvents: This compound is more soluble in polar solvents such as water due to the ionic nature of the bromide (Br-) component.
  • Non-Polar Solvents: While it generally has limited solubility in non-polar solvents, it can still have some degree of solubility because of its long hydrocarbon tails.
  • Temperature Influence: Increasing the temperature typically enhances solubility, allowing for a greater interaction between the solute and solvent molecules.

As a quaternary ammonium compound, Didecyl(dimethyl)ammonium bromide can also form micelles in solution, which aids in dissolving substances that are otherwise insoluble. Its amphiphilic nature allows it to interact with both hydrophilic and hydrophobic substances:

  • Amphiphilic Characteristics: The cationic head interacts with water, while the hydrophobic tails can solubilize lipophilic compounds.

In conclusion, the solubility of didecyl(dimethyl)ammonium bromide is a complex balance of its structure with the environment. This makes it a versatile compound in various applications where solubility plays a key role.

Interesting facts

Interesting Facts about Didecyl(dimethyl)ammonium Bromide

Didecyl(dimethyl)ammonium bromide, often abbreviated as DDAB, is a fascinating quaternary ammonium compound that finds its applications spanning various fields. Here are some intriguing aspects of this compound:

  • Surface Active Agent: DDAB is well-known for its ability to act as a surfactant, reducing the surface tension of liquids. This makes it valuable in the formulation of cleaning and emulsifying agents.
  • Antimicrobial Properties: It exhibits notable antimicrobial properties, making it effective in controlling bacteria, fungi, and other microorganisms. This has led to its incorporation in personal care products and biocides.
  • Versatile Applications: The compound is utilized in various industries, including:
    • Pharmaceuticals - as a stabilizer in formulations
    • Cosmetics - as a conditioning agent in shampoos and lotions
    • Food Industry - sometimes as a preservative
  • Research and Development: Scientists are continually studying the compound for more innovative applications, particularly in drug delivery systems and nanotechnology.
  • Part of Ionic Liquids: DDAB can also be associated with ionic liquid systems, further enhancing its role in electrochemistry and green chemistry practices. Its influence on ionic mobility is an area of active research.

In summary, Didecyl(dimethyl)ammonium bromide is not just a simple quaternary ammonium compound, but a multifaceted entity with diverse applications and benefits in both commercial and academic settings. As we explore its properties and potential, the future of DDAB in scientific research looks promising.

Synonyms
Didecyldimethylammonium bromide
2390-68-3
Didecyldimonium bromide
Didecyl Dimethyl Ammonium Bromide
1-Decanaminium, N-decyl-N,N-dimethyl-, bromide
UNII-72L098XL5Y
BROMOSEPT
DECIQUAM
DTXSID9046528
72L098XL5Y
EINECS 219-234-1
DTXCID7026528
DIMETHYLDICAPRYLAMMONIUM BROMIDE
219-234-1
N-Decyl-N,N-dimethyldecan-1-aminium bromide
Di-n-decyldimethylammonium bromide
DDAB
didecyl(dimethyl)azanium;bromide
MFCD00012194
NCGC00166066-01
didecyl(dimethyl)azanium,bromide
SCHEMBL192116
CHEMBL2358929
Tox21_112302
AKOS015914941
Didecyldimethylammonium bromide (DDAB)
FD32680
HY-W127652
AS-17727
DA-17513
CAS-2390-68-3
CS-0185851
D2363
NS00083353
A10860
Q27266076
Bromosept; Deciquam; N-Decyl-N,N-dimethyl-1-decanaminiumbromide