申请人:Ciba-Geigy Japan Limited
公开号:US05780498A1
公开(公告)日:1998-07-14
The present invention provides novel compounds represented by the general formula I: ##STR1## wherein R.sub.1 is a straight or branched lower alkyl, a cycloalkyl-lower alkyl, an aryl-lower alkyl, a cycloalkyl, an aryl an aryl-cycloalkyl, lower alkoxy, an aryloxy, or a heteroaryl; R.sub.2 is hydrogen, a straight or branched lower alkyl, a cycloalkyl, or a cycloalkyl-lower alkyl; R.sub.3 and R.sub.3 ' are each the same or different and each is hydrogen atom, a straight or branched lower alkyl, a cycloalkyl, an aryl-lower alkyl, an aryl, or a heteroaryl; or R.sub.3 and R.sub.3 ' together form a ring structure; R.sub.3 " is hydrogen, lower alkyl or an aryl; or R.sub.2 and R.sub.3 " together form a lower alkylene group --(CH.sub.2).sub.n -- wherein n is an integer of 1, 2 or 3; or R.sub.2 and R.sub.3 " together form a group represented by the formula: --(CH.sub.2).sub.p --Ar-- or --Ar--(CH.sub.2).sub.p --, respectively, wherein p is zero or an integer of 1 or 2, and Ar is an arylene or heteroarylene; C(.dbd.X) is C(.dbd.O), C(.dbd.S), C(.dbd.NH), C(.dbd.N-lower alkyl); C.dbd.NH--OH, or CH.sub.2 ; Y is a direct bond, --NH--, a lower alkyl-N<, an oxygen atom, or methylene; or C(.dbd.X) is CHOH and Y is a direct bond or methylene; R.sub.4 is --(CH.sub.2).sub.s --Ar' wherein s is zero or an integer of 1, 2 or 3; and Ar' is an aryl, or a heteroaryl; and R.sub.5 is carboxy, substituted or unsubstituted carboxamide, PO(OH).sub.2, tetrazole, CH.sub.2 OH, CN, or hydrogen; and salts thereof.
本发明提供了由一般式I表示的新化合物:##STR1##其中R.sub.1是直链或支链低烷基,环烷基-低烷基,芳基-低烷基,环烷基,芳基,芳基-环烷基,低烷氧基,芳氧基或杂芳基;R.sub.2是氢,直链或支链低烷基,环烷基或环烷基-低烷基;R.sub.3和R.sub.3'相同或不同,每个都是氢原子,直链或支链低烷基,环烷基-芳基-低烷基,芳基或杂芳基;或R.sub.3和R.sub.3'一起形成一个环状结构;R.sub.3"是氢,低烷基或芳基;或R.sub.2和R.sub.3"一起形成一个低烷基-亚乙基基团--(CH.sub.2).sub.n--其中n是1、2或3的整数;或R.sub.2和R.sub.3"一起形成一个由公式表示的基团:--(CH.sub.2).sub.p--Ar--或--Ar--(CH.sub.2).sub.p--,其中p为0或1或2的整数,Ar为芳基或杂芳基;C(.dbd.X)是C(.dbd.O),C(.dbd.S),C(.dbd.NH),C(.dbd.N-低烷基);C.dbd.NH--OH或CH.sub.2;Y是直接键,--NH--,低烷基-N<,氧原子或亚甲基;或C(.dbd.X)是CHOH,Y是直接键或亚甲基;R.sub.4是--(CH.sub.2).sub.s--Ar',其中s为0或1或2或3的整数;Ar'为芳基或杂芳基;R.sub.5为羧基,取代或未取代羧酰胺,PO(OH).sub.2,四唑,CH.sub.2OH,CN或氢;及其盐。