Cerotic acid

Cerotic acid, or hexacosanoic acid, is a 26-carbon long-chain saturated fatty acid with the chemical formula CH₃(CH₂)₂₄COOH. It is most commonly found in beeswax and carnauba wax, and is a white crystalline solid.

Cerotic acid

Names
IUPAC name Hexacosanoic acid
Identifiers
CAS Number	506-46-7
3D model (JSmol)	Interactive image
Beilstein Reference	1799681
ChEBI	CHEBI:31009
ChEMBL	ChEMBL464787
ChemSpider	10037
ECHA InfoCard	100.007.310
EC Number	208-040-2
Gmelin Reference	374172
KEGG	C21931
PubChem CID	10469
UNII	D42CQN6P36
CompTox Dashboard (EPA)	DTXSID7075050
InChI InChI=1S/C26H52O2/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/h2-25H2,1H3,(H,27,28) Key: XMHIUKTWLZUKEX-UHFFFAOYSA-N InChI=1/C26H52O2/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/h2-25H2,1H3,(H,27,28) Key: XMHIUKTWLZUKEX-UHFFFAOYAF
SMILES O=C(O)CCCCCCCCCCCCCCCCCCCCCCCCC
Properties
Chemical formula	C26H52O2
Molar mass	396.69 g/mol
Appearance	Crystalline beige solid
Density	0.8198 g/cm^3 (100 °C)
Melting point	87.7 °C (189.9 °F; 360.8 K)
Boiling point	250 °C (482 °F; 523 K)
Solubility in water	negligible
Solubility	soluble in ethanol, ether, chloroform, CS2, turpentine
Refractive index (nD)	1.4301 (100 °C)
Hazards
GHS pictograms
GHS Signal word	Warning
GHS hazard statements	H315, H319, H335
GHS precautionary statements	P261, P264, P271, P280, P302+352, P304+340, P305+351+338, P312, P321, P332+313, P337+313, P362, P403+233, P405, P501
NFPA 704 (fire diamond)	0 0
Flash point	> 110°C
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

Cerotic acid is also a type of very long chain fatty acid that is often associated with the disease adrenoleukodystrophy, which involves the excessive saturation of unmetabolized fatty acid chains, including cerotic acid, in the peroxisome.

See also

• List of saturated fatty acids
• Very long chain fatty acids