The present invention relates to amide compounds of formula I which are EP4 receptor antagonists and useful for treating chronic renal failure and/or diabetic nephropathy.
Ring D is a group of formula II;
V and W are CH;
R45 is -CH2-B5;
B5 represents a bicyclic hetero ring which may be substituted with one or more groups selected from the group consisting of halogen and C1-6 alkyl;
R46 is H, halogen, C1-6 alkyl which may be substituted with one or more halogens, or -O-C1-6 alkyl;
-NR1-YR2 - is -NH-CH2-;
Ring E is cyclohexane-1,4-diyl; and
-Z-R3 is -CO2H.
本发明涉及式 I 的酰胺化合物,它们是 EP4 受体拮抗剂,可用于治疗慢性肾衰竭和/或糖尿病肾病。
环 D 是式 II 的基团;
V 和 W 是 CH;
R45 是-
CH2-B5;
B5 代表可被一个或多个选自卤素和 C1-6 烷基的基团取代的双环杂环;
R46 是 H、卤素、可被一个或多个卤素取代的 C1-6 烷基或 -O-C1-6 烷基;
-NR1-YR2-是-NH- -;
环 E 是
环己烷-1,4-二基;以及
-Z-R3为-CO2H。