申请人:Sandoz Ltd.
公开号:US04076838A1
公开(公告)日:1978-02-28
This invention provides new compounds of formula I, ##STR1## wherein R.sub.1 is hydrogen or alkyl of 1 or 2 carbon atoms; R.sub.2 is hydrogen or halogen of atomic number from 9 to 35; A. I. each of R.sub.3 and R.sub.4 is hydrogen, or Ii. R.sub.3 and R.sub.4 together are oxygen, and I. R.sub.5 is hydrogen or alkyl of 1 to 4 carbon atoms, or Ii. R.sub.5 and R.sub.7 are attached to the same carbon atom, and form an alkylene chain of 3 to 6 carbon atoms, or B. when A as defined hereinafter is --(CH.sub.2).sub.2 -- R.sub.3 is hydrogen and R.sub.4 and R.sub.5 together form a bond; R.sub.6 is hydrogen or alkyl of 1 to 4 carbon atoms; and A is --(CH.sub.2).sub.n --, Wherein n is 0, 1 or 2 depending on the following: n may be 0 provided that R.sub.3 and R.sub.4 together are oxygen; n may be 1 provided that (i) at least one of R.sub.5, R.sub.6 and R.sub.7 is alkyl of 1 to 4 carbon atoms; (ii) R.sub.5 and R.sub.7 together form an alkylene chain of 3 to 6 carbon atoms; or (iii) R.sub.2 is halogen, R.sub.3 and R.sub.4 are oxygen, and R.sub.5, R.sub.6 and R.sub.7 are all hydrogen; n may be 2 provided that (i) R.sub.3 and R.sub.4 together are oxygen; (ii) R.sub.4 and R.sub.5 together form a bond, or (iii) R.sub.2 is halogen; (iv) at least one of the substituents R.sub.1, R.sub.5, R.sub.6 and R.sub.7 is alkyl of 1 to 4 carbon atoms; or (v) R.sub.5 and R.sub.7 together form an alkylene chain of 3 to 6 carbon atoms, or provided that R.sub.5 and R.sub.7 are both hydrogen, R.sub.6 and A may alternatively be together with the carbon atom to which they are bound a 1,2-cycloalkylene group of formula: ##STR2## WHEREIN M IS 3 OR PROVIDED THAT R.sub.3 and R.sub.4 together are oxygen alternatively 4; and R.sub.7 is attached to any carbon atom of ring B except that marked * in the formula and is hydrogen or provided that R.sub.6 is hydrogen may alternatively be alkyl of 1 to 4 carbon atoms, Useful as antiphlogistics, antiarthritics and analgesics.
该发明提供了I式的新化合物,其中R.sub.1为氢或1或2个碳原子的烷基; R.sub.2为原子序数为9至35的氢或卤素; A. I. R.sub.3和R.sub.4中的每一个为氢,或Ii. R.sub.3和R.sub.4在一起为氧,而I. R.sub.5为氢或1至4个碳原子的烷基,或Ii. R.sub.5和R.sub.7连接到同一个碳原子,并形成3至6个碳原子的烷基链,或B.当A定义为-- (CH.sub.2).sub.2 --时,R.sub.3为氢,而R.sub.4和R.sub.5在一起形成键; R.sub.6为氢或1至4个碳原子的烷基; A为-- (CH.sub.2).sub.n --,其中n取决于以下情况:当R.sub.3和R.sub.4在一起为氧时,n可以为0;当至少有一个R.sub.5,R.sub.6和R.sub.7为1至4个碳原子的烷基时,n可以为1;当R.sub.5,R.sub.6和R.sub.7均为氢,而R.sub.2为卤素,R.sub.3和R.sub.4为氧时,n可以为1;当R.sub.3和R.sub.4在一起为氧时,n可以为2;当R.sub.4和R.sub.5在一起形成键时,或R.sub.2为卤素时,n可以为2;当至少有一个取代基R.sub.1,R.sub.5,R.sub.6和R.sub.7为1至4个碳原子的烷基时,或者当R.sub.5和R.sub.7共同形成3至6个碳原子的烷基链时,n可以为2;或者当R.sub.5和R.sub.7均为氢时,R.sub.6和A可以与它们所结合的碳原子一起是公式的1,2-环烷基:其中M为3或4;而R.sub.7连接到除公式中标记*的环B的任何碳原子,为氢或者当R.sub.6为氢时,可以是1至4个碳原子的烷基。可用作抗炎、抗关节炎和止痛药。