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Lauramidopropyl betaine

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Identification
Molecular formula
C21H43NO2
CAS number
4292-10-8
IUPAC name
2-dodecyl-2-methyl-2-azoniaspiro[4.5]decane
State
State

Lauramidopropyl betaine is generally found as a liquid at room temperature. Its liquid state makes it useful in a variety of formulations, especially in the creation of personal care products like shampoos and body washes where a creamy consistency is preferred.

Melting point (Celsius)
-3.00
Melting point (Kelvin)
270.15
Boiling point (Celsius)
300.00
Boiling point (Kelvin)
573.15
General information
Molecular weight
384.66g/mol
Molar mass
384.6640g/mol
Density
1.0200g/cm3
Appearence

Lauramidopropyl betaine is typically a pale yellow liquid, sometimes appearing as a viscous solution depending on its concentration and purity. It can also appear as a nearly colorless liquid in its pure form. Its consistency is very characteristic of liquid surfactants, being slightly thicker than water.

Comment on solubility

Solubility of 2-dodecyl-2-methyl-2-azoniaspiro[4.5]decane

2-dodecyl-2-methyl-2-azoniaspiro[4.5]decane, a quaternary ammonium compound, exhibits interesting solubility characteristics primarily influenced by its long alkyl chain.

Generally, the solubility of compounds like this one can be summarized as follows:

  • Nonpolar Solvents: Due to its hydrophobic dodecyl chain, it tends to be highly soluble in nonpolar solvents such as hexane and toluene.
  • Apolar Solvents: The compound also shows good solubility in apolar solvents, making it suitable for various applications that require interaction with hydrophobic environments.
  • Water: In contrast, water solubility is limited due to the presence of the bulky hydrophobic group, which disrupts the hydrogen bonding network in water.
  • Temperature Effects: Temperature can also play a role in its solubility, as increasing temperature may enhance solubility in some solvents.

In summary, 2-dodecyl-2-methyl-2-azoniaspiro[4.5]decane's solubility profile mainly favors nonpolar solvents, while its performance in polar solvents like water is considerably restricted. This makes it suitable for specific industrial applications where hydrophobic interactions are prioritized.

Interesting facts

Interesting Facts about 2-dodecyl-2-methyl-2-azoniaspiro[4.5]decane

2-dodecyl-2-methyl-2-azoniaspiro[4.5]decane, often referred to as a complex quaternary ammonium compound, is an intriguing molecule within the realm of organic chemistry. Here are some notable aspects of this compound:

  • Unique Structure: The name itself indicates a fascinating spirocyclic structure, comprising a nitrogen atom that is part of both the azonium and spiro system. This structural uniqueness arises from the combination of linear and cyclic elements, contributing to its distinct properties.
  • Surface Activity: Compounds of this nature exhibit remarkable surface activity. They can act as surfactants, which means they can reduce surface tension in aqueous solutions, aiding in emulsion stabilization and dispersion of other substances, making them valuable in various industrial applications.
  • Biological Activity: Some studies suggest that derivatives of quaternary ammonium compounds can exhibit antimicrobial properties, making this class of substances of interest in pharmaceuticals and hygiene products.
  • Industrial Relevance: The presence of long-chain alkyl groups, such as dodecyl, contributes to hydrophobic interactions, often making these compounds useful in formulations for personal care products, detergents, and fabric softeners.
  • Chirality: Depending on its specific synthesis, variations of this compound can potentially display chirality, leading to enantiomers that may have different biological activities or efficacies.

This compound serves as an excellent example of how structural elements can influence the overall functionality and applications of chemical compounds. As science progresses, further research may uncover even more significant implications for 2-dodecyl-2-methyl-2-azoniaspiro[4.5]decane in both theoretical and practical realms.