申请人:Hoffmann-La Roche Inc.
公开号:US05191108A1
公开(公告)日:1993-03-02
The invention relates to catechol carboxylic acid derivatives of the formula ##STR1## wherein, R.sub.1 is ##STR2## acetyl, hydrogen, hydroxy or alkanoyloxy, R.sub.2 is ##STR3## hydroxy, hydrogen or alkanoyloxy, wherein R is hydrogen, lower alkyl or --(CH.sub.2).sub.n --N--(lower alkyl).sub.2, R.sub.3 is hydrogen, lower alkyl or amino, R.sub.4 is hydrogen, lower alkyl, halogen or amino A is ##STR4## wherein, R.sub.5 is hydrogen or acyl, R.sub.6 is hydrogen, halogen, lower alkyl, aryl or cycloalky, and R.sub.7 and R.sub.8, independently, are hydrogen, lower alkyl or halogen, or A is ##STR5## wherein, R.sub.5 is hydrogen or acyl, R.sub.9 is hydrogen, lower alkyl, R.sub.10 is hydrogen, lower alkyl or halogen, R.sub.11 is hydrogen, lower alkyl, cycloalkyl or halogen, m is 0 or 1, n is an integer of 2-10, provided, that no more than one of R.sub.1 or R.sub.2 can be hydroxy, alkanoyloxy or ##STR6## and when R is hydrogen, salts thereof with pharmaceutically acceptable bases or when R is --(CH.sub.2).sub.n --N--(lower alkyl).sub.2, salts thereof with pharmaceutically acceptable acids. The compounds of formula I are useful as agents for the treatment of inflammatory diseases such as arthritis, inflammatory bowel disease such as colitis, cardiovascular diseases such as myocardial ischemia, skin diseases such as psoriasis by topical administration, and bronchopulmonary diseases such as asthma.
该发明涉及式子为 ##STR1## 的邻苯二酚羧酸衍生物,其中,R.sub.1 是 ##STR2## 乙酰基,氢,羟基或烷酰氧基,R.sub.2 是 ##STR3## 羟基,氢或烷酰氧基,其中 R 是氢,低级烷基或 --(CH.sub.2).sub.n --N--(低级烷基).sub.2,R.sub.3 是氢,低级烷基或氨基,R.sub.4 是氢,低级烷基,卤素或氨基,A 是 ##STR4## 其中,R.sub.5 是氢或酰基,R.sub.6 是氢,卤素,低级烷基,芳基或环烷基,而 R.sub.7 和 R.sub.8 独立地是氢,低级烷基或卤素,或 A 是 ##STR5## 其中,R.sub.5 是氢或酰基,R.sub.9 是氢,低级烷基,R.sub.10 是氢,低级烷基或卤素,R.sub.11 是氢,低级烷基,环烷基或卤素,m 为 0 或 1,n 是 2-10 的整数,但是 R.sub.1 或 R.sub.2 中最多只能有一个是羟基,烷酰氧基或 ##STR6## 当 R 为氢时,其与药学上可接受的碱盐反应,或当 R 为 --(CH.sub.2).sub.n --N--(低级烷基).sub.2 时,其与药学上可接受的酸盐反应。式 I 的化合物可用于治疗炎症性疾病,如关节炎,炎症性肠病,如结肠炎,心血管疾病,如心肌缺血,皮肤疾病,如牛皮癣,通过局部给药治疗,以及支气管肺部疾病,如哮喘。