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Aluminum stearate

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Identification
Molecular formula
C54H105AlO6
CAS number
637-12-7
IUPAC name
aluminum;octadecanoate;hydroxide
State
State

At room temperature, aluminum stearate is a solid.

Melting point (Celsius)
115.00
Melting point (Kelvin)
388.00
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
0.00
General information
Molecular weight
877.46g/mol
Molar mass
877.4630g/mol
Density
1.0100g/cm3
Appearence

Aluminum stearate appears as a white to yellowish powder. It is fine and has a soapy texture due to its waxy and fatty nature, which is typical of metal soaps.

Comment on solubility

Solubility of Aluminum Octadecanoate Hydroxide

Aluminum octadecanoate hydroxide, also known as aluminum stearate, exhibits unique solubility characteristics that are essential for its applications. It is typically classified as a poorly soluble compound in water, which means you won't find it easily dissolving in aqueous solutions. Instead, its solubility can be described in the following ways:

  • **Inorganic Solvent Compatibility**: It may dissolve in certain organic solvents like benzene and toluene, which can be advantageous in specific industrial processes.
  • **Suspension Behavior**: When added to water, a common behavior is suspension rather than true dissolution, creating a milky mixture rather than a clear solution.
  • **Heat Effects**: Heating the compound can sometimes increase its solubility in specific solvents, reflecting the principle of solubility being temperature-dependent.

Furthermore, the solubility of aluminum octadecanoate hydroxide is influenced by factors such as:

  • pH Levels: Changes in pH can significantly affect solubility, as more alkaline environments can enhance its solubility compared to acidic conditions.
  • Particle Size: Smaller particle sizes generally lead to increased surface area, contributing to better dispersion in solvents.

In summary, while aluminum octadecanoate hydroxide is not readily soluble in water, its behavior in organic solvents and under varying conditions makes it a versatile compound in different chemical applications. Remember, "Poor solubility does not imply ineffectiveness!"

Interesting facts

Interesting Facts about Aluminum Octadecanoate Hydroxide

Aluminum octadecanoate hydroxide is an intriguing compound with various applications and properties that make it significant in both industry and research. Here are some notable points to consider:

  • Versatile Applications: This compound is primarily used in the formulation of cosmetics, such as creams and lotions, where it acts as a thickening agent and stabilizer. Its unique characteristics help improve product texture and stability.
  • Role in Hydrophobic Materials: Aluminum octadecanoate hydroxide is known for its ability to create hydrophobic surfaces, which repel water. This property is beneficial in coatings and materials designed for wet environments.
  • Research Potential: In scientific studies, it is investigated for its potential role in drug delivery systems. Its compatibility with various biological molecules makes it a candidate for targeted therapeutic applications.
  • Environmental Impact: As a component in certain materials, understanding the environmental implications of aluminum octadecanoate hydroxide is essential, particularly concerning its biodegradability and interactions with ecosystems.
  • Safety Considerations: While generally safe for use in consumer products, it is crucial to consider the appropriate concentration levels to mitigate any potential risks. Thorough research continues to weigh its benefits against any associated effects.

As a compound, aluminum octadecanoate hydroxide embodies the intersection of chemistry and practical application, proving that chemical compounds can play vital roles in our daily lives while opening doors for further scientific exploration.

Synonyms
ALUMINIUM HYDROXIDE STEARATE
aluminum;octadecanoate;hydroxide
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Q9384851