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The Daily Insight

What is the density of oleyl alcohol?

Author

David Craig

Updated on April 05, 2026

0.849 g/mL
0.849 g/mL at 25 °C (lit.)

What is oleyl alcohol made of?

It can be produced by the hydrogenation of oleic acid esters by Bouveault–Blanc reduction, which avoids reduction of the C=C group (as would occur with usual catalytic hydrogenation). The required oleate esters are obtained from beef fat, fish oil, and, in particular, olive oil (from which it gains its name).

Is oleyl alcohol a fatty alcohol?

(9Z)-octadecen-1-ol is a long chain fatty alcohol that is octadecanol containing a double bond located at position 9 (the Z-geoisomer). It has a role as a nonionic surfactant and a metabolite. It is a long-chain primary fatty alcohol and a fatty alcohol 18:1.

Where is oleyl alcohol found?

Oleyl alcohol (also octadecenol or cis-9-octadecen-1-ol) is a non-ionic, unsaturated fatty alcohol. It is an emulsion stabilizer, antifoam agent, detergent, and release agent for food applications. Oleyl alcohol is found in fish oils and inedible beef fat. It belongs to the family of fatty alcohols.

Is oleyl alcohol Haram?

It is used as a bactericide (kills bacteria) in personal care formulations and it does not cause intoxication, therefore it is classed as Halal, even though its chemical name contains the word ‘Alcohol’.

Is oleyl alcohol bad for skin?

A research study was conducted in patients suffering from contact dermatitis where a patch test was performed with fatty alcohols. The results showed that compared to other fatty alcohols the number of patients who reacted to oleyl alcohol was higher. Oleyl alcohol may not be safe for patients with contact dermatitis.

Is oleyl alcohol safe?

Based on the available data, it is concluded that Stearyl Alcohol, Oleyl Al- cohol, and Octyl Dodecanol are safe as currently used in cosmetics.

What kind of alcohol is halal?

ethanol
Halal status of ethanol is classified based on its source and concentration. Ethanol produced by anaerobic fermentation is considered to be non-Halal. Ethanol less than 1% and produced by natural fermentation is considered as preserving agent and Halal.

Is Cetaphil halal?

Cetaphil products do not consist of any animal-derived ingredients and are not tested on animals.

Is oleyl alcohol flammable?

Combustible. Slight fire hazard when exposed to heat or flame.

Is stearyl alcohol Halal or Haram?

Cetearyl alcohol keeps the skin soft and is non-irritating to the skin. This alcohol is also halal and can be used in lotions, creams and makeup.