Benzylidenenorcamphor derivatives
AssigneeMerck Patent GmbH
InventorsInge Stein, Michael Schwarz, Ulrich Heywang, Michael Kompter
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Abstract
The use of a benzylidenenorcamphor compound of the formula I ##STR1## wherein Phe is a phenyl group which is unsubstituted or substituted by 1 to 5 hydroxyl, alkyl or alkoxy groups having 1 to 10 C atoms, and n is 1 or 2. as sunscreen filters, and also novel compounds of the formula I, their preparation and use as UV filters, in particular in cosmetic or pharmaceutical preparations.
Claims11
A method for screening the skin or hair from the sun comprising applying to the skin or hair a benzylidenenorcamphor compound of the formula I ##STR12## wherein Phe is a phenyl group which is unsubstituted or substituted by 1 to 5 hydroxyl, alkyl or alkoxy groups having 1 to 10 C atoms, and
- n is 1 or 2.
A cosmetic composition, comprising an effective amount of at least one compound of the formula I ##STR13## wherein Phe is a phenyl group which is unsubstituted or substituted by 1 to 5 hydroxyl, alkyl or alkoxy groups having 1 to 10 C atoms, and
- n is 1 or 2,
- in a cosmetically acceptable carrier.
Dependencies are inferred from the claim text.