Thiazolidinecarboxylic acid derivatives and treatment of liver diseases
申请人:Biogal Gyogyszergyar
公开号:US04775675A1
公开(公告)日:1988-10-04
The invention relates to novel thiazolidine-4(S)-carboxylic acid derivatives of the general formula (I) ##STR1## wherein R.sup.1 stands for an optionally substituted furyl, pyrrolyl, thienyl, benzofuryl, benzopyrrolyl, benzothienyl, phenyl, pyridyl, quinolinyl, isoquinolinyl or indanyl group or a C.sub.1-4 alkyl or C.sub.2-4 alkenyl group optionally substituted by a hydroxyl, carboxyl or halogen fenoxy group, stands for hydrogen, an alkaline metal or an alkaline earth metal atom or an optionally substituted C.sub.1-4 alkyl group or aryl group; R.sup.3 represents hydrogen or an optionally substituted C.sub.1-4 alkyl or acyl group or aryl group as well as their salts. Further on, the invention relates to pharmaceutical preparations containing these compounds and to a process for preparing these compounds and preparations. The compounds of the invention are useful for treating or preventing liver damages of either natural or experimental origin.