申请人:Sumitomo Pharmaceuticals Company, Limited
公开号:EP1541562A1
公开(公告)日:2005-06-15
There are provided a uracil derivative represented by the general formula (I):
wherein X represents a group selected from NHCO, NHCH2, CO, CONH and CH2NH; R1 represents a hydrogen atom or a substituted or unsubstituted alkyl group of 1 to 6 carbon atoms; R2 represents the general formula (II) or (III) :
wherein m is 0 or 1, n is an integer of 1 to 3, Y is OH or NH2, and each dotted line indicates a bonding position, provided that when R2 represents the general formula (III), X represents NHCO or NHCH2; R3 and R4 independently represent a hydrogen atom or an alkyl group of 1 to 6 carbon atoms; and Ar represents a phenyl group substituted by alkyl groups of 1 to 6 carbon atoms at the o- and m-positions, a substituted or unsubstituted heteroaryl group or a bicyclic aromatic group, or a pharmaceutically acceptable salt thereof, and a pharmaceutical composition for the treatment of, in particular, allergic diseases in which a type IV allergic reaction participates, which comprises the above-mentioned uracil derivative or pharmaceutically acceptable salt thereof as an active ingredient, that is, there are provided a novel compound useful for treating various allergic diseases, in particular, diseases in which a type IV allergic reaction participates, and a pharmaceutical composition for the treatment of allergic diseases comprising this compound as an active ingredient.
提供了通式(I)代表的尿嘧啶衍生物:
其中 X 代表选自 NHCO、NHCH2、CO、CONH 和 CH2NH 的基团;R1 代表氢原子或 1 至 6 个碳原子的取代或未取代的烷基;R2 代表通式 (II) 或 (III) :
其中 m 为 0 或 1,n 为 1 至 3 的整数,Y 为 OH 或 NH2,每条虚线表示一个键合位置,但当 R2 表示通式(III)时,X 表示 NHCO 或 NHCH2;R3 和 R4 独立地表示氢原子或 1 至 6 个碳原子的烷基;和 Ar 代表在 o 和 m 位上被 1 至 6 个碳原子的烷基取代的苯基、取代或未取代的杂芳基或双环芳基,或其药学上可接受的盐,以及用于治疗特别是参与 IV 型过敏反应的过敏性疾病的药物组合物、其中包含上述尿嘧啶衍生物或其药学上可接受的盐作为活性成分,即提供了一种可用于治疗各种过敏性疾病,特别是参与 IV 型过敏反应的疾病的新型化合物,以及一种包含该化合物作为活性成分的治疗过敏性疾病的药物组合物。