申请人:Applied Research Systems ARS Holding N.V.
公开号:US07115754B2
公开(公告)日:2006-10-03
The present invention relates to novel pyrrolidine derivative of formula (I), its geometrical isomers, its optically active forms as enantiomers, diastereomers, mixtures of these and its racemate forms, as well as salts thereof, wherein R1 is selected from the group comprising or consisting of H and C1–C6-alkyl, for the prevention and/or treatment of preterm labor, premature birth or dysmenorrhea
本发明涉及一种新的吡咯烷衍生物,其化学式为(I),其几何异构体,其光学活性形式,包括对映异构体,非对映异构体,这些的混合物和其外消旋体形式,以及其盐,其中R1选自包括或仅包括H和C1-C6烷基的群,用于预防和/或治疗早产、早产或痛经。