申请人:Eisai Co., Ltd.
公开号:EP0530579A1
公开(公告)日:1993-03-10
A novel pyrimidine derivative having an excellent antitumor activity, which is represented by the following general formula (I) or a pharmacologically acceptable salt thereof:
wherein R¹ represents a hydroxyl or amino group; R² represents a phenylene, pyridinediyl, thiendiyl, furandiyl or thiazoldiyl group, -CO₂R⁵ and -CO₂R⁶ may be the same or different from each other and each represents a carboxyl group or a carboxylic acid ester, the part 〉X-Y-Z- represents 〉N-CH₂-CH₂-, 〉N-CH=CH- or 〉CH-CH₂-CH₂-, A represents an oxygen atom, a group represented by the formula:
(wherein R³ and R⁴ may be the same or different from each other and each represents a hydrogen or halogen atom or a hydrocarbon group which may be substituted, or alternatively R³ and R⁴ may be united to form an alkylidene group which may be substituted) or a group represented by the formula:
(wherein R⁷⁰ represents a hydrogen atom or a hydrocarbon group), and n is an integer of 1 to 3, provided that the compound in which R¹ represents oxygen, and hydrogen is attached to nitrogen at 3-position is included in the above shown definition, a process for preparation the same, and an antitumor drug containing the same.
一种具有优异抗肿瘤活性的新型嘧啶衍生物,由以下通式(I)或其药理上可接受的盐表示:
其中 R¹ 代表羟基或氨基;R²代表苯基、吡啶二基、噻吩二基、呋喃二基或噻唑二基,-CO₂R⁵和-CO₂R⁶可以相同或不同,且各自代表羧基或羧酸酯、X-Y-Z-代表〉N-CH₂-CH₂-、〉N-CH=CH-或〉CH-CH₂-CH₂-,A代表氧原子、由式:
(其中 R³ 和 R⁴ 可以相同或不同,各自代表氢原子、卤素原子或可被取代的烃基,或者 R³ 和 R⁴ 可以结合形成可被取代的亚烷基)或由式表示的基团:
(其中,R⁷⁰ 代表氢原子或烃基,且 n 为 1 至 3 的整数)的化合物、其制备方法以及含有该化合物的抗肿瘤药物均包括在上述定义中。