Pyridazines as interleukin-1.beta. converting enzyme inhibitors
申请人:Vertex Pharmaceuticals, Inc.
公开号:US06121266A1
公开(公告)日:2000-09-19
Disclosed are compounds of the formula (I) and pharmaceutically acceptable salts thereof: ##STR1## wherein R.sub.1 is a halogen, or an oxygen linked leaving group including an aromatic ether, an alkyl sulfonate, an aryl sulfonate, an alkyl phosphonate, an aryl phosphonate, an alkyl phosphate or aryl phosphate; R.sub.2 is COOR.sub.5, C(.dbd.O)NH(CHR.sub.5).sub.m --COOR.sub.5, NH(CHR.sub.5).sub.m CON(R.sub.5)R.sub.6, C(.dbd.O)N(R.sub.5)R.sub.6 or NH(CHR.sub.5).sub.m OH; R.sub.3 is H or alkyl; R.sub.4 is H, substituted or unsubstituted aryl, heteroaryl or alkyl; R.sub.5 and R.sub.6 are independently H, lower alkyl, aryl, hydroxy alkyl, amino alkyl, heteroaryl, lower alkylene-aryl, lower alkylene-heteroaryl or lower cycloalkyl; and m=0-6; pharmaceutical compositions containing the compounds; and a method for inhibiting interleukin-1.beta. protease activity in a mammal utilizing the compounds and compositions.
本发明涉及公式(I)的化合物及其药学上可接受的盐:##STR1## 其中R.sub.1是卤素,或者是一个与芳香醚,烷基磺酸盐,芳基磺酸盐,烷基膦酸盐,芳基膦酸盐,烷基磷酸盐或芳基磷酸盐相连的氧离子极基;R.sub.2是COOR.sub.5,C(.dbd.O)NH(CHR.sub.5).sub.m --COOR.sub.5,NH(CHR.sub.5).sub.m CON(R.sub.5)R.sub.6,C(.dbd.O)N(R.sub.5)R.sub.6或NH(CHR.sub.5).sub.m OH; R.sub.3是氢或烷基;R.sub.4是氢、取代或未取代的芳基、杂芳基或烷基;R.sub.5和R.sub.6是独立的氢、低烷基、芳基、羟基烷基、氨基烷基、杂芳基、低烷基烯基芳基、低烷基烯基杂芳基或低环烷基;m=0-6;包含该化合物的药物组合物;以及利用该化合物和组合物在哺乳动物中抑制白细胞介素-1β蛋白酶活性的方法。