Chemical name. C14-18 Fatty acids C14-18 alkyl esters; CAS Reg. No. 85566-24-1.
Other name. Synthetic spermaceti.
Description. White to almost white, somewhat translucent flakes (5 μm to several millimetres in the largest dimension), with a crystalline structure and a pearly lustre when caked; odour, faint, mild, aromatic.
Solubility. Practically insoluble in water and ethanol (~750 g/l) TS; soluble in ether R; slightly soluble in hexane R.
Category. Stiffening agent.
Storage. Cetyl esters wax should be kept in a well-closed container, protected from heat.
Additional information. Cetyl esters wax has a mass density of about 0.83 g/ml at 50 °C.
Definition. Cetyl esters wax is a mixture consisting primarily of esters of saturated fatty alcohols (C14 to C18) and saturated fatty acids (C14 to C18).
Melting range. 43-47 °C.
Acid value. Not more than 5.
Iodine value. Not more than 1.
Saponification value. 109-120.Paraffin. To 1 g add 50 ml of boiling ethanol (~750 g/l) TS; the wax is completely