申请人:THE INSTITUTE OF MATERIA
MEDICA OF CHINESE ACADEMY
OF MEDICAL SCIENCES
公开号:EP2295053A1
公开(公告)日:2011-03-16
The present invention relates to novel coumarin derivatives, their carboxamides, pharmaceutical compositions containing them, and their uses as drugs for kidney protection, treating drugs of hypertension, cardio-cerebrovascular diseases, non-insulin dependent diabetes, tumor, pre-cancerous lesion, and edemas.
Claimed are compounds of general formula (I):
wherein R3 is selected from the group consisting
, CONHR9
R4 is selected from the group consisting of hydrogen, CONHR10,
R5 is selected from the group consisting of H, and C1-C4 alkyl;
R6 is selected from the group consisting of H, C1-C12 alkyl, halogen, NO2, and CONHR13,
R8 is selected from the group consisting of H, C1-C4 alkyl or alkoxyl, NO2.
The other variables are as defined in claims.
本发明涉及新型香豆素衍生物、它们的羧酰胺、含有它们的药物组合物,以及它们作为保护肾脏的药物、治疗高血压、心脑血管疾病、非胰岛素依赖型糖尿病、肿瘤、癌前病变和水肿的药物的用途。
所要求的是通式(I)化合物:
其中 R3 选自以下组成的组
CONHR9
R4 选自由氢、CONHR10 组成的组
R5 选自由 H 和 C1-C4 烷基组成的组;
R6 选自由 H、C1-C12 烷基、卤素、NO2 和 CONHR13 组成的组、
R8选自由H、C1-C4烷基或烷氧基、NO2组成的组。
其他变量如权利要求中所定义。