Cetyl palmitate

Hexadecyl hexadecanoate, also known as cetyl palmitate, is the ester derived from hexadecanoic acid and 1-hexadecanol. This white waxy solid is the primary constituent of spermaceti, the once highly prized wax found in the skull of sperm whales.^[2] Cetyl palmitate is a component of some solid lipid nanoparticles.

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Cetyl palmitate

Names
Preferred IUPAC name Hexadecyl hexadecanoate
Other names Palmityl palmitate Palmitic acid palmityl ester Palmitic acid hexadecyl ester Palmitic acid cetyl ester n-hexadecyl palmitate Palmatic acid n-hexadecyl ester
Identifiers
CAS Number	540-10-3 Y
3D model (JSmol)	Interactive image
ChEBI	CHEBI:75584 N
ChEMBL	ChEMBL2106073 N
ChemSpider	10427 Y
ECHA InfoCard	100.007.943
EC Number	309-375-8
KEGG	D08888
PubChem CID	10889
UNII	5ZA2S6B08X
CompTox Dashboard (EPA)	DTXSID5047114
InChI InChI=1S/C32H64O2/c1-3-5-7-9-11-13-15-17-19-21-23-25-27-29-31-34-32(33)30-28-26-24-22-20-18-16-14-12-10-8-6-4-2/h3-31H2,1-2H3 Y Key: PXDJXZJSCPSGGI-UHFFFAOYSA-N Y
SMILES CCCCCCCCCCCCCCCCOC(=O)CCCCCCCCCCCCCCC
Properties
Chemical formula	C32H64O2
Molar mass	480.862 g·mol−1
Appearance	Colourless wax
Melting point	54 °C (129 °F; 327 K)[1]
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). N verify (what is YN ?) Infobox references

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Stony corals, which build the coral reefs, contain large amounts of cetyl palmitate wax in their tissues, which may function in part as an antifeedant.^[3]