申请人:Pfizer Inc.
公开号:US06131226A1
公开(公告)日:2000-10-17
A compound of formula (I) and its pharmaceutically acceptable salts, wherein A.sup.1 and A.sup.2 are each halo; X is direct bond, CH.sub.2, CO, O, S, S(O) or S(O).sub.2 ; R.sup.1 is selected from a variety of groups such as hydrogen; substituted or unsubstituted C.sub.1-4 alkyl; substituted or unsubstituted piperidinyl; substituted or unsubstituted C.sub.5-14 cycloalkyl, bicycloalkyl or tricycloalkyl; substituted or unsubstituted C.sub.7-14 azacyclo-, azabicyclo- or azatricyclo-alkyl; bicyclo C.sub.7-10 alkenyl; benzocyclo C.sub.5-7 alkyl; and heterocyclic; R.sup.2 is hydrogen, C.sub.1-4 alkyl, substituted or unsubstituted phenyl or heterocyclic; and R.sup.3 and R.sup.4 are each C.sub.1-5 alkyl. The novel dihydropyridine compounds of this invention have excellent bradykinin antagonistic activity and are thus useful for the treatment of inflammation, cardiovascular disease, pain, common cold, allergies, asthma, pancreatitis, burns, virus infection, head injury, multiple trauma or the like in mammalian, especially humans. ##STR1##
该公式(I)的化合物及其药学上可接受的盐,其中A.sup.1和A.sup.2分别为卤素;X为直链键,CH.sub.2,CO,O,S,S(O)或S(O).sub.2;R.sup.1选自各种基团,如氢;取代或未取代的C.sub.1-4烷基;取代或未取代的哌啶基;取代或未取代的C.sub.5-14环烷基,双环烷基或三环烷基;取代或未取代的C.sub.7-14氮杂环烷基,氮杂双环烷基或氮杂三环烷基;双环C.sub.7-10烯基;苯并环C.sub.5-7烷基;和杂环基;R.sup.2为氢,C.sub.1-4烷基,取代或未取代的苯基或杂环基;R.sup.3和R.sup.4分别为C.sub.1-5烷基。本发明的新型二氢吡啶化合物具有优异的激肽酶抑制活性,因此可用于治疗哺乳动物,尤其是人类的炎症、心血管疾病、疼痛、感冒、过敏、哮喘、胰腺炎、烧伤、病毒感染、头部损伤、多发伤等。