Diphenylpyrrolylfuran derivatives represented by the following formula (I):
wherein R₁ and R₂ may be the same or different and independently represent a hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group, a lower alkylthio group, or a lower alkylsulfenyl group; m and n independently represent an integer of from 1 to 3; R₃ represents a hydrogen atom or a lower alkyl group, R₄ represents a hydrogen atom, a lower alkyl group, or a lower acyl group; and R₅ represents a hydrogen atom, a lower alkyl group which may have one or more suitable substituents, a lower alkoxy- or an aryloxy-carbonyl group, an acyl group, or a sulfonyl group, and pharmaceutically acceptable salts thereof are disclosed. The compounds disclosed are useful as anti-inflammatory agents, anti-allergic agents, anti-platelet agents; and synthetic intermediates for the preparation of the coumpounds of the formula (I)
represented by the following formula (II):
下式 (I) 所代表的二苯基
吡咯烷
呋喃衍
生物:
其中 R₁ 和 R₂ 可以相同或不同,并独立地代表氢原子、卤素原子、低级烷基、低级烷氧基、低级烷
硫基或低级烷基亚磺酰基;m 和 n 独立地代表 1 至 3 的整数;R₃代表氢原子或低级烷基,R₄代表氢原子、低级烷基或低级酰基;R₅代表氢原子、低级烷基(可具有一个或多个合适的取代基)、低级烷氧基或芳氧基羰基、酰基或磺酰基及其药学上可接受的盐。所公开的化合物可用作抗炎剂、抗过敏剂、抗血小板剂;也可用作制备式(I)化合物的合成中间体。
由下式(II)表示: