申请人:Kali-Chemie Pharma GmbH
公开号:US04672063A1
公开(公告)日:1987-06-09
5-alkyl-1-phenyl-2-piperazinoalkylpyrazolin-3-one compounds of the Formula ##STR1## in which R.sub.1 is a straight-chain, branched or cyclic alkyl group with up to 6 carbon atoms, Z is an alkylene chain with 2 to 4 carbon atoms, and 1-phenyl substituent is an optionally substituted phenyl ring, and R.sub.4 is a phenyl or pyridyl group which is optionally substituted and their preparation are described. The compounds have pharmacological, particularly antiallergic, properties.
该公式中的5-烷基-1-苯基-2-哌嗪基吡唑啉-3-酮化合物,其中R.sub.1是具有最多6个碳原子的直链、支链或环烷基基团,Z是具有2至4个碳原子的烷基链,1-苯基取代基是一个可选择取代的苯环,并且R.sub.4是一个可选择取代的苯基或吡啶基团,描述了它们的制备方法。这些化合物具有药理学特性,特别是抗过敏性能。