申请人:Zeneca Limited
公开号:US05739157A1
公开(公告)日:1998-04-14
The present invention relates to pyrrolidine derivatives, and more particularly to the compound (S)-1-\x9b(S)-2-(4-methoxybenzamido)-3-methylbutyryl!-N-\x9b(S)-2-methyl-1-(trif luoroacetyl)propyl!pyrrolidine-2-carboxamide, shown by formula I, and solvates thereof. The present invention also provides pharmaceutical compositions, intermediates and methods of preparation of the compound. The compound of formula I is an inhibitor of human neutrophil elastase and is useful in the treatment of diseases in which the enzyme is implicated, such as, for example, emphysema and acute respiratory distress syndrome (ARDS).
本发明涉及吡咯烷衍生物,更具体地涉及化合物(S)-1-\x9b(S)-2-(4-甲氧基苯甲酰胺)-3-甲基丁酰基!-N-\x9b(S)-2-甲基-1-(三氟乙酰基)丙基!吡咯烷-2-羧酰胺,其由式I所示,并且其溶剂化物。本发明还提供了该化合物的制药组合物、中间体和制备方法。式I的化合物是人类中性粒细胞弹性蛋白酶的抑制剂,并且在治疗与该酶有关的疾病方面有用,例如肺气肿和急性呼吸窘迫综合症(ARDS)。