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 heterocyclic 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.
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化学式为##STR1##的新型
吡啶化合物,其中R从以下组中选择:(a)苯基,可选地取代为羟基、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,可选地取代为1至5个碳原子的烷基,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,可选地取代为1至5个碳原子的烷基;(c)苯基和
萘基,可选地取代为羟基、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##,其中n为0至4的整数,Alk为1至5个碳原子的烷基。这些化合物及其与酸和碱的非毒性、药学上可接受的盐具有抗炎和抗风湿作用。