申请人:Synthelabo
公开号:US05001159A1
公开(公告)日:1991-03-19
A compound of formula (I) ##STR1## in which: X denotes hydrogen, a halogen, a trifluoromethyl group, a C.sub.1 -C.sub.4 alkyl group or a C.sub.1 -C.sub.4 alkoxy group; R.sub.1 denotes a linear or branched C.sub.2 -C.sub.8 alkyl group, a C.sub.3 -C.sub.5 cycloalkyl group or a cycloalkylmethyl group in which the cycloalkyl moiety has from 3 to 5 carbon atoms; R.sub.2 denotes hydrogen or a C.sub.1 -C.sub.4 alkyl group; R.sub.3 denotes hydrogen, a C.sub.1 -C.sub.4 alkyl group, an optionally substituted phenylalkyl group or a pyridylalkyl group; or R.sub.2 and R.sub.3 denote, together with the nitrogen to which they are attached, a pyrrolidinyl, piperidyl, morpholinyl, perhydrothiazinyl, piperazinyl or 4-methylpiperazinyl ring; and Ar denotes a phenyl group, optionally having from one to three substituents, each of which is, independently, a halogen or a C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, trifluoromethyl, nitro or cyano group, or Ar denotes a naphthyl, pyridyl, quinolinyl or isoquinolinyl group; or a pharmacologically acceptable acid addition salt thereof.
式(I)的化合物##STR1##中:X表示氢、卤素、三氟甲基基团、C.sub.1 -C.sub.4烷基或C.sub.1 -C.sub.4氧烷基;R.sub.1表示线性或支链C.sub.2 -C.sub.8烷基、C.sub.3 -C.sub.5环烷基或环烷基甲基,其中环烷基部分含有3至5个碳原子;R.sub.2表示氢或C.sub.1 -C.sub.4烷基;R.sub.3表示氢、C.sub.1 -C.sub.4烷基、可选择取代的苯基烷基或吡啶基烷基;或R.sub.2和R.sub.3与其连接的氮一起表示吡咯烷基、哌啶基、吗啉基、四氢噻唑基、哌嗪基或4-甲基哌嗪基环;Ar表示苯基,可选地具有一个到三个取代基,每个取代基独立地是卤素或C.sub.1 -C.sub.4烷基、C.sub.1 -C.sub.4氧烷基、三氟甲基、硝基或氰基;或Ar表示萘基、吡啶基、喹啉基或异喹啉基;或其药理学上可接受的酸盐。