申请人:Wakunaga Seiyaku Kabushiki Kaisha
公开号:US04810422A1
公开(公告)日:1989-03-07
A bile acid derivative of the following formula (I): ##STR1## wherein: X is a halogen atom; R.sub.1 is a hydrogen atom or a lower alkyl group; Y is ##STR2## (wherein n is an integer of from 0 to 5); each of R.sub.2 and R.sub.3 is a hydrogen atom or a hydroxyl group; R.sub.4 is a hydroxyl group, lower alkoxyl group, ##STR3## (wherein R.sub.5 is a hydrogen atom or a lower alkoxy group, R.sub.6 is a carboxyl group, benzyloxycarbonyl group or sulfonyl group, or a salt thereof, and m is an integer of from 1 to 4); the intermittent line, . . . , is an .alpha.-bond; and the wavy line, , is an .alpha.- or .beta.-bond, and a salt thereof, and a process for production thereof. This bile acid derivative has carcinostatic activity and yet is of low toxicity. Accordingly, this compound can be used as a carcinostatic agent.
以下是该化合物的中文翻译:一种胆汁酸衍生物,其化学式如下(I):其中:X是卤素原子;R.sub.1是氢原子或低碳基团;Y是(其中n为0至5的整数);R.sub.2和R.sub.3中的每一个是氢原子或羟基团;R.sub.4是羟基、低碳氧基群、(其中R.sub.5是氢原子或低烷氧基群,R.sub.6是羧基、苄氧羰基或磺酰基,或其盐,m为1至4的整数);间断线为α-键;波浪线为α-或β-键,及其盐,以及其生产方法。该胆汁酸衍生物具有抗癌活性,但毒性低。因此,该化合物可用作抗癌剂。