申请人:Sandoz Ltd.
公开号:US04252817A1
公开(公告)日:1981-02-24
This invention provides new compounds of the formula, ##STR1## wherein R.sub.1 is alkyl of 1 to 10 carbon atoms, cycloalkyl of 3 to 8 carbon atoms or phenyl, R.sub.2 is hydrogen or lower alkyl, and R.sub.3 is halogen, nitro, lower alkyl, methylthio, hydroxy, lower alkoxy, acyloxy or acylamino, with the proviso that when R.sub.3 is in the 5 position, and R.sub.1 and R.sub.3 are identical and signify a straight alkyl chain of 1 to 5 carbon atoms, R.sub.2 is lower alkyl, useful as anti-phlogistics.
这项发明提供了一种新化合物,其化学式为##STR1##,其中R1是1至10个碳原子的烷基,3至8个碳原子的环烷基或苯基;R2是氢或低级烷基;R3是卤素,硝基,低级烷基,甲硫基,羟基,低级烷氧基,酰氧基或酰氨基,条件是当R3位于5位,且R1和R3相同,表示1至5个碳原子的直链烷基时,R2是低级烷基,可用作抗炎药。