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.
化学式为 ##STR1## 的新型
吡啶化合物,其中 R 可选择自以下组:(a) 苯基,可选用至少一个以下基团:羟基、1-5碳原子的烷基和烷氧基、卤素、--CF.sub.3和--NO.sub.2;(b) 5-6元杂环基,可选用烷基(1-5碳原子)取代;R.sub.1 和 R.sub.2 可分别选择自以下组:(a) 烷基(1-5碳原子);(b) 5-6元杂环基,可选用烷基(1-5碳原子)取代;(c) 苯基和
萘基,可选用至少一个以下基团:羟基、1-5碳原子的烷基和烷氧基、卤素、--NO.sub.3和--CF.sub.3;R.sub.3 可选择自以下组:氢、烷基(1-5碳原子)、--(CF.sub.2).sub.n --CF.sub.3 和 ##STR2##,其中 n 是0到4的整数;Alk 是1-5碳原子的烷基。该化合物及其与酸和碱形成的非毒性药物可接受盐具有抗炎和抗风湿特性。