Nomenclature
CAS number: 8027-33-6
Wool alcohols; Amerchol 400 (Amerchol); Ceralan (Amerchol); Emery 1780 (Henkel); Eucerin (Beiersdorf); Fancol LA (Fanning); Hartolan (Croda); Ritawax (R.I.T.A.).
Description and references
Complex combination of organic alcohols obtained
by the saponification of lanolin. Composed of monohydric and dihydric
aliphatic alcohols and sterols, primarily cholesterol and lanosterol, q.q.v. Prepn: L. I. Conrad, K. Motiuk, J. Soc.
Cosmet. Chem. 6, 344 (1955). Composition:
M. L. Schlossman, J. P. McCarthy, Contact
Dermatitis 5, 65 (1979). Clinical evaluation
of moisturizing capacity: J. Sindhvananda et al., J. Soc. Cosmet. Chem. 44, 279
(1993).
Properties
Golden-brown solid, plastic when warm, but brittle
when cold; faint characteristic odor. mp >56°. Practically insol in water. Very slightly
sol in alcohol; sol in ether, chloroform and light petroleum.Derivative
Acetylated Lanolin Alcohols.
Nomenclature
CAS number: 61788-49-6
Acetulan (Amerchol); Fancol ALA (Fanning).
Properties
Pale yellow, practically odorless liquid. Sp
gr at 25°: 0.867. Neutral to litmus. Acid no. 0.35. Hydroxyl no.
2.0. Saponification no. 190.0. Hydrophobic, practically insol in
water with no emulsification. Miscible with mineral oil, castor oil,
vegetable oils, isopropanol, 95% ethanol, isopropyl myristate, isopropyl
palmitate, butyl stearate.Use
Emulsifier, stabilizer, emollient and lubricant
in cosmetics, toiletries and pharmaceuticals.