申请人:Sandoz Ltd.
公开号:US04181723A1
公开(公告)日:1980-01-01
This invention provides new compounds of formula I, ##STR1## wherein R.sub.1 is amino, or ##STR2## wherein each of R.sub.3 and R.sub.4 is independently alkyl of 1 to 4 carbon atoms, R.sub.2 is alkyl of 1 to 4 carbon atoms or phenyl, R.sub.8 is hydrogen or alkyl of 1 to 4 carbon atoms, and A is --(CH.sub.2).sub.n --, wherein n is an integer from 1 to 3, with the proviso that when R.sub.1 is amino, R.sub.2 is methyl or phenyl and R.sub.8 is hydrogen, n is 2 or 3, or .dbd.N--CO--R.sub.5, wherein R.sub.5 is alkyl of 1 to 6 carbon atoms, alkenyl of 3 to 6 carbon atoms, a --(CH.sub.2).sub.m --R.sub.6 group, wherein m is an integer from 0 to 2, and R.sub.6 is phenyl, or phenyl monosubstituted by fluorine, chlorine, bromine, alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms or alkylmercapto of 1 to 4 carbon atoms, or an --OR.sub.7 group, wherein R.sub.7 is alkyl of 1 to 4 carbon atoms, alkenyl of 2 to 4 carbon atoms, phenylalkyl of 7 to 10 carbon atoms, phenylalkyl of 7 to 10 carbon atoms monosubstituted in the phenyl ring by chlorine, alkoxy of 1 to 4 carbon atoms or alkyl of 1 to 4 carbon atoms; phenylalkenyl of 8 to 10 carbon atoms, or phenylalkenyl of 8 to 10 carbon atoms monosubstituted in the phenyl ring by chlorine, alkoxy of 1 to 4 carbon atoms or alkyl of 1 to 4 carbon atoms, useful as anti-hypertensives.
该发明提供了I式的新化合物,其中R.sub.1是
氨基或##STR2##其中R.sub.3和R.sub.4各自独立地是1至4个碳原子的烷基,R.sub.2是1至4个碳原子的烷基或苯基,R.sub.8是氢或1至4个碳原子的烷基,A是--(CH.sub.2).sub.n --,其中n是1至3的整数,但当R.sub.1是
氨基,R.sub.2是甲基或苯基,R.sub.8是氢时,n为2或3,或.dbd.N--CO--R.sub.5,其中R.sub.5是1至6个碳原子的烷基,3至6个碳原子的烯基,--(CH.sub.2).sub.m --R.sub.6基团,其中m是0至2的整数,R.sub.6是苯基,或单取代
氟、
氯、
溴、1至4个碳原子的烷基氧基或1至4个碳原子的烷基
硫醇基的苯基,或--OR.sub.7基团,其中R.sub.7是1至4个碳原子的烷基,2至4个碳原子的烯基,7至10个碳原子的苯基烷基,7至10个碳原子的苯基烷基,在苯环中单取代
氯、1至4个碳原子的烷基氧基或1至4个碳原子的烷基的苯基烷基,8至10个碳原子的苯基烯基,或在苯环中单取代
氯、1至4个碳原子的烷基氧基或1至4个碳原子的烷基的苯基烯基,其作为降压药物有用。