Coumarin derivatives, pharmaceutical compositions containing the same, and the use thereof in the treatment of cancer
申请人:FIDIA S.p.A.
公开号:EP0133766A2
公开(公告)日:1985-03-06
A compound having the formula:
wherein R1 is naiogen or a substituted or unsubstituted hydrocarbon group; R2, R6 and R7, which may be the same or different, each represents hydrogen or a substituted or unsubstituted hydrocarbon group, or R6 and R7 take together may represent a hetero group having one or more hetero atoms; R3 and R4 which may be the same or different each represents a substituted or unsubstituted hydrocarbon group; or R3 and R4 taken together may represent an alkylene group or a hetero group having one or more hetero atoms and Rs is hydrogen, a substituted or unsubstituted hydrocarbon group, halogen or a free or protected hydroxy group, or a pharmaceutically acceptable salt thereof. The compounds have antiaggregating properties and some of them also have antitumor and antimetastatic activity.
具有以下式子的化合物
其中 R1 为奈原或取代或未取代的烃基;R2、R6 和 R7 可以相同或不同,各自代表氢或取代或未取代的烃基,或 R6 和 R7 合在一起可代表具有一个或多个杂原子的杂基;R3 和 R4 可相同或不同,各自代表取代或未取代的烃基;或 R3 和 R4 合在一起可代表亚烷基或具有一个或多个杂原子的杂基,Rs 为氢、取代或未取代的烃基、卤素或游离或受保护的羟基,或其药学上可接受的盐。这些化合物具有抗聚集特性,其中一些还具有抗肿瘤和抗转移活性。