申请人:SHIONOGI SEIYAKU KABUSHIKI KAISHA
公开号:EP0525197A1
公开(公告)日:1993-02-03
A novel 3-benzylidene-1-carbamoyl-2-pyrrolidone analog represented by general formula (I), which is excellent in an antiinflammatory action and more particularly is useful for treating chronic inflammation without causing adverse effects such as gastric disorders, wherein R1 and R2 represent each independently hydrogen, alkyl, alkoxy or halogen; R3 represents hydrogen or acyl; R4 represents hydrogen, alkyl, hydroxy, alkoxy, cyano or halogen; R5 and R6 represent each independently hydrogen, alkyl, aryl, aralkyl, heterocycle, (un)substituted amino or OR wherein R7 represents hydrogen, alkyl, aryl, acyl or aralkyl, or alternatively R5 and R6 are combined together with the nitrogen atom to form a heterocyclic group which may further contain N, O and/or S; and X and Y represent each independently O, S, (un)substituted imino or (un)substituted methylene.
一种通式(I)代表的新型3-亚苄基-1-氨基甲酰基-2-吡咯烷酮类似物,具有优异的抗炎作用,特别是可用于治疗慢性炎症,而不会引起胃病等不良反应,其中R1和R2各自独立地代表氢、烷基、烷氧基或卤素;R3代表氢或酰基;R4代表氢、烷基、羟基、烷氧基、氰基或卤素;R5 和 R6 各自独立地代表氢、烷基、芳基、芳烷基、杂环、(未)取代的氨基或 OR,其中 R7 代表氢、烷基、芳基、酰基或芳烷基,或者 R5 和 R6 与氮原子结合在一起形成杂环基团,该杂环基团可进一步含有 N、O 和/或 S;以及 X 和 Y 各自独立地代表 O、S、(未)取代的亚氨基或(未)取代的亚甲基。