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DDAB (Didecyldimethylammonium Bromide)

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Identification
Molecular formula
C22H48N2O4
CAS number
3282-73-3
IUPAC name
(2-dodecoxy-2-oxo-ethyl)-[2-[(2-dodecoxy-2-oxo-ethyl)-dimethyl-ammonio]ethyl]-dimethyl-ammonium
State
State

At room temperature, DDAB is typically a solid owing to its relatively high melting point. However, it can easily dissolve in water upon heating or when available in certain formulations.

Melting point (Celsius)
57.00
Melting point (Kelvin)
330.15
Boiling point (Celsius)
100.00
Boiling point (Kelvin)
373.15
General information
Molecular weight
348.34g/mol
Molar mass
348.3420g/mol
Density
0.9705g/cm3
Appearence

Didecyldimethylammonium bromide is a white to light yellow solid. It often appears in finely divided powder form. Its consistency and color can vary slightly based on the presence of any impurities or the precise formulation of the product.

Comment on solubility

Solubility of (2-dodecoxy-2-oxo-ethyl)-[2-[(2-dodecoxy-2-oxo-ethyl)-dimethyl-ammonio]ethyl]-dimethyl-ammonium

The solubility of the compound (2-dodecoxy-2-oxo-ethyl)-[2-[(2-dodecoxy-2-oxo-ethyl)-dimethyl-ammonio]ethyl]-dimethyl-ammonium is influenced by its structural properties, particularly due to the presence of multiple dodecyl groups and quaternary ammonium moieties. Here are some key points regarding its solubility:

  • Hydrophobic Interactions: The long hydrophobic dodecyl chains contribute to the compound's *limited solubility in water*, as they tend to aggregate to minimize their exposure to the aqueous environment.
  • Ammonium Functionality: The presence of quaternary ammonium groups enhances solubility in polar solvents, such as water or certain alcohols, due to their ionized nature, which can interact favorably with water molecules.
  • Micelle Formation: In lower concentrations, the compound may form micelles that can solubilize hydrophobic contaminants, which may lead to behavior more typical of surfactants.
  • Temperature Dependency: Solubility may also vary with temperature; generally, higher temperatures can increase solubility by providing the energy needed to overcome intermolecular forces.

In summary, the solubility of this compound can be characterized as ambivalent: while its hydrophobic sections hinder aqueous dissolution, the quaternary ammonium groups provide a potential for solubility in polar solvents. Understanding these interactions is crucial for applications in various fields such as pharmaceuticals, cosmetic formulations, and surfactant technology.

Interesting facts

Interesting Facts about (2-dodecoxy-2-oxo-ethyl)-[2-[(2-dodecoxy-2-oxo-ethyl)-dimethyl-ammonio]ethyl]-dimethyl-ammonium

This compound, known for its complex structure, is a fascinating member of the ammonium quaternary compounds family. It's often utilized in various applications due to its unique properties.

Key Attributes

  • Surfactant Properties: This compound is a potential surfactant, which means it can reduce surface tension in liquids, making it useful in formulations like detergents and emulsifiers.
  • Biocompatibility: Many compounds with similar structures exhibit favorable interactions with biological systems, making them ideal for pharmaceutical and biomedical applications.
  • Solubility Variability: Depending on its formulation, this compound can have varying solubility in different solvents, influencing its utility in diverse chemical systems.

Applications

There are numerous fields where compounds like this play vital roles:

  • Cosmetics: Its surfactant nature can enhance the texture and application of skin and hair care products.
  • Pharmaceuticals: The compound may serve as a delivery agent for drug transport across biological membranes.
  • Research: Such complex molecules are often used in studies involving ionic liquids and their effects on various chemical processes.

"The complexity of chemical structures often creates opportunities for innovative applications." - A Chemist's Wisdom

Conclusion

This compound exemplifies the intricate interplay between structure and function in chemical science, opening the doors to various industrial, cosmetic, and pharmaceutical advancements. As scientists continue to study compounds like this one, we can expect exciting developments that harness the potential of such unique chemical architectures.

Synonyms
n,n'-bis[2-(dodecyloxy)-2-oxoethyl]-n,n,n',n'-tetramethylethane-1,2-diaminium
CHEMBL4117927
STL581567
AKOS040894051