申请人:Roussel Uclaf
公开号:US04925859A1
公开(公告)日:1990-05-15
Novel pyridines of the formula ##STR1## wherein R is selected from the group consisting of (a) phenyl optionally substituted with at least one member of the group consisting of hydroxy, alkyl and alkoxy of 1 to 5 carbon atoms, halogen, --CF.sub.3 and --NO.sub.2 and (b) a 5 to 6 member hetercyclic optionally substituted with alkyl of 1 to 5 carbon atoms, R.sub.1 and R.sub.2 are individually selected from the group consisting of (a) alkyl of 1 to 5 carbon atoms, (b) 5 to 6 member heterocyclic optionally substituted with alkyl of 1 to 5 carbon atoms and (c) phenyl and naphthyl optionally substituted with at least one member of the group consisting of hydroxy, alkyl and alkoxy of 1 to 5 carbon atoms, halogen, --NO.sub.3 and --CF.sub.3, R.sub.3 is selected from the group consisting of hydrogen, alkyl of 1 to 5 carbon atoms, --(CF.sub.2).sub.n --CF.sub.3 and ##STR2## n is an integer from 0 to 4 and Alk is alkyl of 1 to 5 carbon atoms and their non-toxic, pharmaceutically acceptable salts with acids and bases having anti-inflammatory and anti-rheumatic properties.
化合物的化学式为##STR1## 其中R从以下组中选择:(a)苯基,可选择至少一个羟基、1至5个碳原子的烷基和烷氧基、卤素、--CF.sub.3和--NO.sub.2;(b)5至6个成员的杂环,可选择烷基为1至5个碳原子。R.sub.1和R.sub.2分别从以下组中选择:(a)1至5个碳原子的烷基;(b)5至6个成员的杂环,可选择烷基为1至5个碳原子;(c)苯基和萘基,可选择至少一个羟基、1至5个碳原子的烷基和烷氧基、卤素、--NO.sub.3和--CF.sub.3。R.sub.3从以下组中选择:氢、1至5个碳原子的烷基、--(CF.sub.2).sub.n --CF.sub.3和##STR2## n是0至4的整数,Alk是1至5个碳原子的烷基,以及它们与酸和碱形成的非毒性、药学上可接受的盐,具有抗炎和抗风湿作用。