Benzylidenenorcamphor derivatives
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United States of America Patent
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Mar 24, 1998
Grant Date -
N/A
app pub date -
Jul 21, 1995
filing date -
Jul 23, 1994
priority date (Note) -
Expired
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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.
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