4738. Homosalate

Nomenclature

CAS number: 118-56-9
2-Hydroxybenzoic acid 3,3,5-trimethylcyclohexyl ester; salicylic acid 3,3,5-trimethylcyclohexyl ester; 3,3,5-trimethylcyclohexyl salicylate; homomenthyl salicylate; Eusolex HMS (Merck KGaA); Neo Heliopan HMS (Symrise); Parsol HMS (DSM).
C16H22O3; mol wt 262.34.
C 73.25%, H 8.45%, O 18.30%.

Description and references

UV-B absorber in cosmetics and sunscreens. Prepn: Stockelbach, US 2369084 (1945 to Fries Bros.).

Chemical structure

Properties

bp4 161-165°. n20 1.516 to 1.518. d2525 1.045. Sol in oil.

Therapeutic Category

Ultraviolet screen.

Keywords

Ultraviolet Screen