申请人:Otsuka Pharmaceutical Factory, Inc.
公开号:US05624918A1
公开(公告)日:1997-04-29
The present invention provides a phosphonic diester derivative of the following general formula (1): ##STR1## wherein A represents an oxygen atom or a sulfur atom; R.sup.1, R.sup.2, R.sup.9 and R.sup.10 are the same or different and they each represent a hydrogen atom, a lower alkoxy group, a nitro group, a lower alkyl group, a halogen-substituted lower alkyl group or a halogen atom; R.sup.3 represents a phenyl group, --B--R.sup.6 (wherein B represents an oxygen atom or a sulfur atom and R.sup.6 represents a hydrogen atom, a lower alkyl group, a cycloalkyl group, a phenyl group, a phenyl(lower)alkyl group optionally having a halogen atom as a substituent on the phenyl ring, a phenoxy(lower)alkyl group, a lower alkoxycarbonyl(lower)alkyl group, a carboxy(lower)alkyl group or a lower alkenyl group) or --NR.sup.7 R.sup.8 (wherein R.sup.7 and R.sup.8 and are the same or different and they each represent a hydrogen atom, a lower alkyl group, an amino group or a cycloalkyl group or combinedly represent a lower alkylene group); and R.sup.4 and R.sup.5 are the same or different and they each represent a hydrogen atom or a lower alkyl group. The derivative of the present invention is useful as therapeutic agents for hyperlipidemic diseases, hypertension, diabetes and the like.
本发明提供了以下一般式(1)的膦酸二酯衍生物:其中A代表氧原子或硫原子;R.sup.1、R.sup.2、R.sup.9和R.sup.10相同或不同,分别代表氢原子、较低的烷氧基、硝基、较低烷基、卤素取代的较低烷基或卤素原子;R.sup.3代表苯基、--B--R.sup.6(其中B代表氧原子或硫原子,R.sup.6代表氢原子、较低烷基、环烷基、苯基、苯(较低)烷基,在苯环上可能有卤素原子取代,苯氧基(较低)烷基、较低烷氧羰基(较低)烷基、羧基(较低)烷基或较低烯基)或--NR.sup.7 R.sup.8(其中R.sup.7和R.sup.8相同或不同,分别代表氢原子、较低烷基、氨基、环烷基或组合地代表较低烷基烯基);R.sup.4和R.sup.5相同或不同,分别代表氢原子或较低烷基。本发明的衍生物可用作治疗高脂血症、高血压、糖尿病等疾病的治疗药物。