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US5399563A Benzylidenequinuclidinones 失效
亚苄基奎宁环素

Benzylidenequinuclidinones
摘要:
The invention relates to benzylidene-quinuclidinone derivatives of the formula I ##STR1## in which R.sup.1 is A;R.sup.2, R.sup.3, R.sup.4 and R.sup.5 are in each case independently of one another H, A, OA or OH; andA is a straight-chain or branched alkyl radical having 1 to 10 C atomsand processes for their preparation and their use in cosmetic and/or pharmaceutical preparations.
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