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Arachidic acid

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Arachidic acid is a widely used ingredient in cosmetics, personal care, and skincare formulations. Depending on its function, it may serve as a moisturizer, preservative, emulsifier, or active ingredient to enhance the overall effectiveness and performance of a product.

Arachidic acid (Wikipedia)

Arachidic acid, also known as icosanoic acid, is a saturated fatty acid with a 20-carbon chain. It is a minor constituent of cupuaçu butter (7%), perilla oil (0–1%), peanut oil (1.1–1.7%), corn oil (3%), and cocoa butter (1%). The salts and esters of arachidic acid are known as arachidates.

Arachidic acid
Names
Preferred IUPAC name
Icosanoic acid
Other names
Eicosanoic acid
n-Eicosanoic acid
Arachidic acid
Arachic acid
C20:0 (Lipid numbers)
Identifiers
3D model (JSmol)
ChEBI
ChEMBL
ChemSpider
ECHA InfoCard 100.007.302 Edit this at Wikidata
KEGG
UNII
  • InChI=1S/C20H40O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(21)22/h2-19H2,1H3,(H,21,22) checkY
    Key: VKOBVWXKNCXXDE-UHFFFAOYSA-N checkY
  • InChI=1/C20H40O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(21)22/h2-19H2,1H3,(H,21,22)
    Key: VKOBVWXKNCXXDE-UHFFFAOYAB
  • O=C(O)CCCCCCCCCCCCCCCCCCC
Properties
C20H40O2
Molar mass 312.538 g·mol−1
Appearance White crystalline solid
Density 0.8240 g/cm3
Melting point 75.4 °C (167.7 °F; 348.5 K)
Boiling point 328 °C (622 °F; 601 K)
Practically insoluble in water
Hazards
Flash point 110 °C (230 °F; 383 K)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Its name derives from the Latin arachis—peanut. It can be formed by the hydrogenation of arachidonic acid.

Reduction of arachidic acid yields arachidyl alcohol.

Arachidic acid is used for the production of detergents, photographic materials and lubricants.

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