申请人:TANABE SEIYAKU CO., LTD.
公开号:EP0588317A1
公开(公告)日:1994-03-23
A novel uridine derivative of the formula (I):
wherein R¹ is acyloxy, R² is hydrogen, acyloxy, etc., R³ is aralkyloxy, acyloxy, etc., R⁴ is hydrogen, acyloxy, etc., R is hydrogen or a lower alkyl, and Y is fluorine or trifluoromethyl, and a process for preparing the same are provided. The uridine derivative (I) of the present invention exhibits an excellent anti-tumor activity in vivo.
本发明提供了一种具有以下结构的新型尿苷衍生物(I):其中R¹为酰氧基,R²为氢、酰氧基等,R³为芳基氧基、酰氧基等,R⁴为氢、酰氧基等,R为氢或较低的烷基,Y为氟或三氟甲基,以及制备该化合物的方法。本发明的尿苷衍生物(I)在体内展现出优异的抗肿瘤活性。