申请人:Adir et Compagnie
公开号:US04975454A1
公开(公告)日:1990-12-04
Compounds of general formula (I): ##STR1## in which: R.sub.1, R.sub.2, R.sub.3 and R.sub.4, which may be identical or different, denote a hydrogen atom, a halogen atom or a lower alkyl, lower alkenyl, lower alkyloxy or lower alkenyloxy group, optionally substituted with one or more halogen atoms, R.sub.5 denotes a carboxyl, (lower alkyloxy)carbonyl, (lower alkenyloxy)carbonyl or (lower alkynyloxy)-carbonyl, their isomers, stereoisomers and diastereoisomers, and also their addition salts with a pharmaceutically acceptable base. Medicinal products.
通式(I)的化合物:##STR1## 其中:R.sub.1、R.sub.2、R.sub.3 和 R.sub.4,可以相同也可以不同,表示氢原子、卤素原子或较低的烷基、烯基、烷氧基或烯氧基基团,可选地取代一个或多个卤素原子,R.sub.5 表示羧基、(较低的烷氧基)羰基、(较低的烯氧基)羰基或(较低的炔氧基)羰基,它们的异构体、立体异构体和二对映异构体,以及它们与药学上可接受的碱形成的加合物。药用制剂。