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Sodium Octanoate

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Identification
Molecular formula
C8H15NaO2
CAS number
1984-06-1
IUPAC name
sodium;octanoate
State
State

At room temperature, sodium octanoate is in a solid state. It can be described as a waxy solid or powder under standard conditions.

Melting point (Celsius)
233.00
Melting point (Kelvin)
506.15
Boiling point (Celsius)
281.00
Boiling point (Kelvin)
554.15
General information
Molecular weight
166.22g/mol
Molar mass
166.2200g/mol
Density
0.9910g/cm3
Appearence

Sodium octanoate typically appears as a white, waxy solid, but in some cases, it can be a powder. This compound is known for its fatty, somewhat pungent odor, which is characteristic of medium-chain fatty acid salts.

Comment on solubility

Solubility of Sodium Octanoate

Sodium octanoate, also known as sodium caprylate, is an interesting compound with notable solubility characteristics. Its solubility in water can be described as follows:

  • High Solubility: Sodium octanoate is highly soluble in water, which is attributed to its ionic nature. The presence of the sodium ion enhances its interaction with water molecules.
  • Temperature Dependence: The solubility tends to increase with temperature, making it even more soluble in warmer water.
  • pH Influence: The solubility can vary with the pH of the solution; however, it remains quite soluble in a broad pH range typical of physiological conditions.

In non-polar solvents, such as hydrocarbons and oils, sodium octanoate exhibits limited solubility. This behavior is consistent with the general principle that ionic compounds tend to be soluble in polar solvents (like water) and insoluble in non-polar solvents.

Overall, the solubility of sodium octanoate makes it a versatile compound in both chemical applications and biological contexts, often utilized in formulations where aqueous solubility is essential. As one notable scientist stated, "The solubility of sodium salts in water is a key factor in their functionality in biological systems."

Interesting facts

Interesting Facts about Sodium Octanoate

Sodium octanoate, also known as sodium caprylate, is an intriguing compound with various applications and properties that pique the interest of both scientists and chemistry students. Here are some fascinating insights:

  • Biological Significance: Sodium octanoate is a salt derived from caprylic acid, an eight-carbon saturated fatty acid. It plays a significant role in metabolism, as it is a medium-chain fatty acid that is rapidly absorbed and metabolized by the body.
  • Pharmaceutical Uses: This compound is often utilized in the pharmaceutical industry as an excipient, which aids in the formulation of drugs, enhancing their solubility and bioavailability.
  • Preservative Properties: Owing to its antimicrobial properties, sodium octanoate is also employed as a preservative in various products, especially in food and personal care items.
  • Surfactant: In the realm of chemistry, sodium octanoate acts as a surfactant, facilitating the emulsification process in cosmetic and personal care formulations, ensuring that oil and water-based components mix effectively.
  • Animal Nutrition: This compound holds importance in animal nutrition as well. It is used as a feed additive to enhance the health and growth of livestock, owing to its easily digestible nature.
  • Industrial Applications: Beyond biological roles, sodium octanoate finds applications in industrial processes, such as in the synthesis of various surfactants and detergents.

Overall, sodium octanoate embodies the synergy between organic chemistry and practical applications, showcasing how a simple compound can have a broad impact across multiple fields. As Albert Einstein once said, "Science without religion is lame, religion without science is blind." This statement rings true in the context of sodium octanoate, exemplifying the underlying chemistry that fuels innovation and enhances our daily lives.