申请人:ONO PHARMACEUTICAL CO., LTD.
公开号:EP0855389A2
公开(公告)日:1998-07-29
A 3,7-dithiaprostanoic acid derivative of the formula (I)
(wherein R1 is OH, C1-4 alkoxy, NR6R7 (wherein R6, R7 are H, C1-4);R2 is H, OH; R3 is (i)alkyl, alkenyl, alkynyl (ii) phenyl, cycloalkyl (iii) alkyl, alkenyl, alkynyl substituted by phenyl, cycloalkyl (when R2 is H, alkyl, alkenyl, alkynyl in (i) or (iii) may be substituted by OH) possesses a binding activity for PGE2 receptor (especially for EP4). Therefore they are useful for the treatment and/or prevention of immunologic diseases (autoimmune diseases, organ transplantation etc.), asthma, abnormal bone formation, neuronal cell death, liver damage, nephritis, hypertension, myocardiac ischemia etc.
一种式(I)的 3,7-二硫代前列腺酸衍生物
(其中 R1 是 OH、C1-4 烷氧基、NR6R7(其中 R6、R7 是 H、C1-4);R2 是 H、OH;R3 是 (i) 烷基、烯基、炔基 (ii) 苯基、环烷基 (iii) 被苯基、环烷基取代的烷基、烯基、炔基(当 R2 是 H 时,(i) 或 (iii) 中的烷基、烯基、炔基可被 OH 取代),具有与 PGE2 受体(尤其是 EP4)结合的活性。因此,它们可用于治疗和/或预防免疫性疾病(自身免疫性疾病、器官移植等)、哮喘、骨形成异常、神经细胞死亡、肝损伤、肾炎、高血压、心肌缺血等。