Skip to main content

Oleic Acid

ADVERTISEMENT
Identification
Molecular formula
C18H34O2
CAS number
112-80-1
IUPAC name
octadec-8-enoic acid
State
State

At room temperature, oleic acid is typically found in a liquid state. It is an unsaturated fatty acid commonly found in various animal and vegetable fats and oils.

Melting point (Celsius)
13.00
Melting point (Kelvin)
286.15
Boiling point (Celsius)
360.00
Boiling point (Kelvin)
633.15
General information
Molecular weight
282.47g/mol
Molar mass
282.4670g/mol
Density
0.8950g/cm3
Appearence

Oleic acid appears as a colorless or pale yellow oily liquid. It has a mild, pleasant odor and is insoluble in water, but soluble in most organic solvents.

Comment on solubility

Solubility of Octadec-8-enoic Acid

Octadec-8-enoic acid, also known as oleic acid, is a monounsaturated fatty acid that presents interesting solubility characteristics. Its solubility can be influenced by various factors:

  • Polarity: The presence of a long hydrophobic carbon chain makes octadec-8-enoic acid less soluble in water, but it is soluble in organic solvents such as ethanol, chloroform, and ether.
  • Temperature: The solubility in organic solvents tends to increase with temperature, as higher temperatures help to overcome intermolecular forces.
  • pH Levels: In basic conditions, the carboxylic acid group can deprotonate, resulting in a more ionic form that increases solubility in water.

In summary, while octadec-8-enoic acid is poorly soluble in water, it exhibits good solubility in various organic solvents, making it versatile for numerous applications. This amphiphilic nature plays a crucial role in biological systems, particularly in cell membrane structure and function.

Interesting facts

Interesting Facts about Octadec-8-enoic Acid

Octadec-8-enoic acid, commonly known as oleic acid, is a fascinating fatty acid with numerous applications and significance in both chemistry and biology. Here are some key points:

  • Sources: This compound is found in various natural fats and oils, most notably in olive oil, where it contributes to the oil's health benefits and flavor.
  • Culinary Uses: Oleic acid is often praised for its heart-healthy attributes, making it a popular choice in cooking and food preparation.
  • Biological Importance: It plays a crucial role in cellular functions and is essential for maintaining cellular membrane integrity.
  • Industrial Applications: Beyond food, octadec-8-enoic acid is widely utilized in the production of soaps, surfactants, and as a biodegradable lubricant.

Unique Properties

Some unique properties of octadec-8-enoic acid include:

  • Liquid state at room temperature: This characteristic allows it to be easily blended in various formulations.
  • Cis-configuration: The cis double bond in its structure provides it with chemical reactivity that is beneficial for synthesis in organic chemistry.

Health Aspects

Research highlights the health benefits associated with oleic acid, including:

  • Reduction in bad cholesterol (LDL) levels.
  • Improvement of insulin sensitivity.
  • Anti-inflammatory properties that can support heart health.

In summary, octadec-8-enoic acid stands out not just for its chemical properties but also for the profound impacts it has on health and industry. As one might say, "What we consume can shape our health in profound ways," making this compound truly remarkable!

Synonyms
octadec-8-enoic acid
SCHEMBL891543