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Undecylenic acid

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Undecylenic 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.

Undecylenic acid (Wikipedia)

Undecylenic acid is an organic compound with the formula CH2=CH(CH2)8CO2H. It is an unsaturated fatty acid. It is a colorless oil. Undecylenic acid is mainly used for the production of Nylon-11 and in the treatment of fungal infections of the skin, but it is also a precursor in the manufacture of many pharmaceuticals, personal hygiene products, cosmetics, and perfumes. Salts and esters of undecylenic acid are known as undecylenates.

Undecylenic acid
Names
Preferred IUPAC name
Undec-10-enoic acid
Other names
10-Undecenoic acid
Identifiers
3D model (JSmol)
ChEBI
ChemSpider
ECHA InfoCard 100.003.605 Edit this at Wikidata
MeSH Undecylenic+acid
UNII
  • InChI=1S/C11H20O2/c1-2-3-4-5-6-7-8-9-10-11(12)13/h2H,1,3-10H2,(H,12,13) checkY
    Key: FRPZMMHWLSIFAZ-UHFFFAOYSA-N checkY
  • InChI=1/C11H20O2/c1-2-3-4-5-6-7-8-9-10-11(12)13/h2H,1,3-10H2,(H,12,13)
    Key: FRPZMMHWLSIFAZ-UHFFFAOYAJ
  • C=CCCCCCCCCC(=O)O
Properties
C11H20O2
Molar mass 184.279 g·mol−1
Density 0.912 g/mL
Melting point 23 °C (73 °F; 296 K)
Boiling point 275 °C (527 °F; 548 K)
Pharmacology
D01AE04 (WHO)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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