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US4783549A Benzonorbornene derivatives, processes for their preparation and medicinal and cosmetic compositions containing them 失效
苯并降冰片烯衍生物,其制备方法和含有它们的药物和化妆品组合物

Benzonorbornene derivatives, processes for their preparation and
medicinal and cosmetic compositions containing them
Abstract:
A compound of formula (I) ##STR1## its isomers and its salts in which --R.sub.1, R.sub.3 and R.sub.4 are each indepenently hydrogen, C.sub.1 -C.sub.8 -alkyl, C.sub.1 -C.sub.8 -alkoxy, halogen, C.sub.1 -C.sub.8 -acyloxy or hydroxyl;--R' is hydrogen or C.sub.1 -C.sub.6 -alkyl;--R" is either a polyene chain or a benzene ring are useful in cosmetics and in the treatment of various dermatological and other complaints.
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