Lauryl alcohol

Lauryl alcohol (also known as dodecanol) is a fatty alcohol that is derived from natural fats and oils. It is a colorless, odorless solid that is widely used in the production of surfactants, cosmetics, and pharmaceuticals.

Chemical Structure

Lauryl alcohol has the chemical formula C12H26O. It consists of a chain of 12 carbon atoms, with a hydroxyl group (-OH) attached to one end. This structure gives lauryl alcohol its unique properties, including its ability to act as a nonionic surfactant.

Production

Lauryl alcohol is typically produced from natural fats and oils through a process known as hydrogenation. This involves reacting the fats or oils with hydrogen in the presence of a catalyst to produce the alcohol. It can also be synthesized from petrochemicals such as ethylene.

Uses

Lauryl alcohol is primarily used in the production of surfactants, which are substances that reduce the surface tension of liquids. This makes it a key ingredient in many cleaning products, including detergents and shampoos. It is also used in the cosmetics industry as an emollient and thickening agent. In addition, lauryl alcohol is used in the pharmaceutical industry as a carrier for medications.

Safety

Lauryl alcohol is generally considered safe for use in cosmetics and personal care products. However, it can cause skin irritation in some individuals, especially when used in high concentrations. It is recommended to use products containing lauryl alcohol as directed by the manufacturer to avoid potential adverse effects.

See Also

• Fatty alcohol
• Surfactant
• Cosmetics
• Pharmaceuticals