申请人:Roussel Uclaf
公开号:US04486438A1
公开(公告)日:1984-12-04
Novel 4-hydroxy-3-quinoline-carboxamides of the formula ##STR1## wherein X is in the 5,6,7 or 8-position and is selected from the group consisting of hydrogen, halogen, alkyl of 1 to 5 carbon atoms, alkoxy of 1 to 4 carbon atoms, --CF.sub.3, --OCF.sub.3 and --SCF.sub.3, R.sub.1 is selected from the group consisting of hydrogen and alkyl of 1 to 4 carbon atoms, R.sub.2 is selected from the group consisting of thiazolyl, 4,5-dihydro-thiazolyl, pyridinyl, oxazolyl, isoxazolyl, imidazolyl, pyrimidinyl and tetrazolyl, all optionally substituted with alkyl of 1 to 4 carbon atoms and phenyl optionally substituted with at least one member of the group consisting of --OH, alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms, --CF.sub.3, --NO.sub.2 and halogen R.sub.3 is selected from the group consisting of hydrogen, alkyl of 1 to 4 carbon atoms and aryl, R.sub.4 is selected from the group consisting of hydrogen, alkyl of 1 to 4 carbon atoms and aryl, R.sub.5 is selected from the group consisting of hydrogen, alkyl of 1 to 4 carbon atoms and ##STR2## R.sub.5 ' is selected from the group consisting of alkyl of 1 to 4 carbon atoms and aryl and their non-toxic, pharmaceutically acceptable acid addition salts and salts with non-toxic, pharmaceutically acceptable bases having very good analgesic activity and a non-negligible anti-inflammatory activity and novel intermediates.
新型4-羟基-3-喹啉羧酰胺的化学式为##STR1##其中X位于5,6,7或8位,并选自由氢、卤素、1至5个碳原子的烷基、1至4个碳原子的烷氧基、--CF.sub.3、--OCF.sub.3和--SCF.sub.3组成的群,R.sub.1选自由氢和1至4个碳原子的烷基组成的群,R.sub.2选自噻唑基、4,5-二氢噻唑基、吡啶基、噁唑基、异噁唑基、咪唑基、嘧啶基和四唑基组成的群,所有这些基可选择地用1至4个碳原子的烷基和苯基替代,所述苯基可选择地用--OH、1至4个碳原子的烷基、1至4个碳原子的烷氧基、--CF.sub.3、--NO.sub.2和卤素中的至少一种成员替代,R.sub.3选自由氢、1至4个碳原子的烷基和芳基组成的群,R.sub.4选自由氢、1至4个碳原子的烷基和芳基组成的群,R.sub.5选自由氢、1至4个碳原子的烷基和##STR2##R.sub.5'选自由1至4个碳原子的烷基和芳基组成的群,以及它们的无毒、药学上可接受的酸盐和与无毒、药学上可接受的碱盐具有非常好的镇痛活性和不可忽视的抗炎活性的盐和新型中间体。