Novel dibenz (b,f) oxepin and dibenzo (b,f) thiepin compounds and pharmaceutically acceptable salts thereof, processes for their preparation and pharmaceutical compositions containing them
申请人:Dainippon Pharmaceutical Co., Ltd.
公开号:EP0003893A1
公开(公告)日:1979-09-05
The invention provides dibenz [b,f] oxepin and dibenzo [b,f] thiepin derivatives of the formula
wherein X is an oxygen or sulfur atom, each of R1 and R2 is a hydrogen atom or a methyl group, and R3 is a hydrogen atom or a 2-(2-hydroxyethoxy) ethyl group; provided that when Ri is a hydrogen
atom, the group -CHCOOR3 is a group other than a 1-carboxyethyl group, and when X is a sulfur atom, both R1 and R2 are methyl groups;
and pharmaceutically acceptable salts of said compounds in which R3 is a hydrogen atom. Compositions of said compounds or salts and processes for their preparation are also provided. These compounds and salts thereof have excellent anti-inflammatory, analgesic and antipyretic activities.
本发明提供了式中的二苯并[b,f]氧杂卓和二苯并[b,f]硫杂卓衍生物
其中 X 为氧原子或硫原子,R1 和 R2 各为氢原子或甲基,R3 为氢原子或 2-(2-羟乙氧基) 乙基;但当 Ri 为氢原子时,基团 -CHCOOR3 为 1-羧基以外的基团。
当 X 为硫原子时,R1 和 R2 均为甲基;
以及 R3 为氢原子的上述化合物的药学上可接受的盐。还提供了所述化合物或盐的组成及其制备工艺。这些化合物及其盐类具有出色的抗炎、镇痛和解热活性。