| 摘要 |
Combating diseases of the respiratory tract, inflammations, rheumatism, thromboembolic diseases, ischaemias and infarcts, cardiac arrhythmias and arteriosclerosis with pyrazolediones of the formula <IMAGE> wherein R represents an aryl or heteroaryl radical which has 6 to 12 C atoms and optionally contains 1 to 3 identical or different substituents from the group comprising halogen, trifluoromethyl, alkyl, alkenyl, alkoxy, alkylamino, cyano, trifluoromethoxy, nitro, hydroxyl, SOn-alkyl (n=0 to 2) or SOn-trifluoromethyl ) n=0 to 2), alkyl, alkenyl and alkoxy each having up to 4 C atoms, R1 represents hydrogen or a hydrocarbon radical which has 1 to 18 C atoms and optionally contains a hydroxyl, ether, ester or carboxyl group and optionally contains 1 to 3 halogen atoms, and X represents one of the groups -CH2-CH2-CH2-, -O-CH2-CH2-, -S-CH2-CH2-, -CH2-CH2-, -CH2- or <IMAGE> the oxygen or sulphur atom being bonded to the radical R.
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