Ximenic acid

Ximenic acid is a chemical compound with the chemical formula C₂₆H₅₀O₂. Its delta notation is Δ17-26:1. This is a monounsaturated fatty acid and very long chain fatty acid with 26 carbon atoms and one double bond found on the 9th carbon atom from the end.^[1][2][3] The compound has the double bond at the ninth carbon atom; therefore, ximenic acid belongs to the Omega-9 group of acids.

Ximenic acid

Names
IUPAC name (17E)-hexacos-17-enoic acid
Other names cis-17-hexacosenoic acid
Identifiers
CAS Number	66274-43-9 N
3D model (JSmol)	Interactive image
ChEBI	CHEBI:77525
PubChem CID	5282775
UNII	42346MM00R
CompTox Dashboard (EPA)	DTXSID701025800
InChI InChI=1S/C26H50O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22-23-24-25-26(27)28/h9-10H,2-8,11-25H2,1H3,(H,27,28)/b10-9+ Key: RQIDQEBURXNDKG-MDZDMXLPSA-N
SMILES CCCCCCCC/C=C\CCCCCCCCCCCCCCCC(O)=O
Properties
Chemical formula	C26H50O2
Molar mass	394.684 g·mol−1
Melting point	50.5–50.9 °C (122.9–123.6 °F; 323.6–324.0 K)
Solubility in water	soluble
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Discovery

The acid was initially isolated by scientists S. V. Puntambekar and S. Krishna in 1937.^[4]

The acid has been found in Ximenia americana (yellowplum). The genus is named after the Spanish priest Francisco Ximénez (1666–1729).^[5] The compound was also isolated from Tropaeolum speciosum and certain fish oil lipids and sponges.^[6]

Uses

The acid is primarily used in skincare products for its purported dermatological benefits.

See also

• Ximenynic acid