2031. Cetyl Palmitate

Nomenclature

CAS number: 540-10-3
Hexadecanoic acid hexadecyl ester; palmitic acid hexadecyl ester; hexadecyl palmitate.
C32H64O2; mol wt 480.85.
C 79.93%, H 13.42%, O 6.65%.

Description and references

Prepn from palmitoyl chloride and cetyl alcohol in the presence of Mg: Paquot, Bouquet, Bull. Soc. Chim. Fr. 1947, 321; by CrO3H2SO4 oxidation of cetyl alcohol: Cymerman-Craig, Horning, J. Org. Chem. 25, 2098 (1960). Biosynthesis using inoculum of Nocardia salmonicolor: Davis, US 3169099 (1965 to Socony Mobil Oil).

Chemical structure

Properties

Monoclinic leaflets, mp 54°. d20 0.989. nD70 1.4398. Practically insol in water. Sol in abs alc, ether.