申请人:TANABE SEIYAKU CO., LTD.
公开号:EP0372818A2
公开(公告)日:1990-06-13
Imidazole-containing peptide of the formula:
wherein R1 is a branched alkyl group, a branched alkyloxy group or an aryl-substituted lower alkyloxy group, R2 and R4 are the same or different and each is hydrogen atom or a lower alkyl group, R3 and RS are a phenyl-substituted lower alkyl group, R6 is hydrogen atom or a lower alkoxycarbonyl group, R7 is hydrogen atom or a nitrogen-containing heterocyclic group-substituted lower alkylthio group, X1 and X2 are the same or different and each is
- N -, A is a lower alkylene group which may be substituted with a substituent selected from the group consisting of a lower alkoxy group, hydroxymethyl group and a group of the formula:
and R8 and R9 are the same or different and each is hydrogen atom or a lower group, or a pharmaceutically acceptable salt thereof, which is useful as an immunomodulator and as an agent for the treatment and/or prophylaxis of autoimmune diseases such as rheumatoid arthritis, mulripule sclerosis, systemic lupus erthematodes, glomerulonephris,rhumatic fever or type I diabetes and atopic allergy, a processes for the preparation thereof, and a pharmaceutical composition containing said compound as an active ingredient.
式中的含咪唑肽:
其中 R1 为支链烷基、支链烷氧基或芳基取代的低级烷氧基,R2 和 R4 相同或不同,且各自为氢原子或低级烷基,R3 和 RS 为苯基取代的低级烷基,R6 为氢原子或低级烷氧基羰基,R7 为氢原子或含氮杂环基取代的低级烷硫基,X1 和 X2 相同或不同,且各自为
- N -,A 是低级亚烷基,可被选自低级烷氧基、羟甲基和式中基团的取代基取代:
和 R8 和 R9 相同或不同,且各自为氢原子或低级基团,或其药学上可接受的盐,可用作免疫调节剂和治疗和/或预防自身免疫性疾病如类风湿性关节炎、毛滴虫硬化症、系统性红斑狼疮、肾小球肾炎、风湿热或 I 型糖尿病和特应性过敏的制剂,其制备工艺,以及含有所述化合物作为活性成分的药物组合物。