申请人:Shionogi & Co., Ltd.
公开号:US04159374A1
公开(公告)日:1979-06-26
Triazolyl ketone derivatives of the formula: ##STR1## (wherein R represents lower alkoxy or the group ##STR2## R.sup.4 and R.sup.5 each represents hydrogen, lower alkyl, ##STR3## represents hetero ring selected from pyrrolidino, piperidino, and morpholino; R.sup.1 represents halogen or nitro; R.sup.2 represents hydrogen or lower alkyl; R.sup.3 represents lower alkyl, phenyl, or the group ##STR4## R.sup.6 represents hydrogen, lower alkyl, or benzyl; R.sup.7 and R.sup.8 each represents hydrogen, lower alkyl, or ##STR5## represents hetero ring selected from pyrrolidino, piperidino, and morpholino; and Ar represents phenyl, o-halogenophenyl, or 2-pyridyl) and their pharmaceutically acceptable acid addition salts, being useful as anxiolytics, hypnotics, anticonvulsants, muscle relaxants, or their synthetic intermediates, are prepared by several routes.
式中R代表较低的烷氧基或基团##STR2## R.sup.4和R.sup.5各自代表氢、较低的烷基、##STR3##代表从吡咯烷基、哌啶基和吗啡啉基中选择的杂环;R.sup.1代表卤素或硝基;R.sup.2代表氢或较低的烷基;R.sup.3代表较低的烷基、苯基或基团##STR4## R.sup.6代表氢、较低的烷基或苄基;R.sup.7和R.sup.8各自代表氢、较低的烷基或##STR5##代表从吡咯烷基、哌啶基和吗啡啉基中选择的杂环;以及Ar代表苯基、o-卤素苯基或2-吡啶基)及其药学上可接受的酸盐,可用作抗焦虑药、催眠药、抗惊厥药、肌肉松弛剂或其合成中间体,可通过多种途径制备。