A tetrazoleacetic acid derivative represented by the following general formula [I]:
wherein R represents a hydrogen atom or a lower alkyl group; A is an alkylene group having 2 to 5 carbon atoms; Ar is selected from the group consisting of a phenyl group, a naphthyl group, a furyl group, a thienyl group, a benzofuryl group, and a benzothienyl group; wherein the Ar may be substituted with a lower alkyl group, a lower alkoxy group, a halogen atom, a lower haloalkyl group, an alkylthio group and an alkylsulfonylamin group] shows excellent aldose reductase inhibitory activity, and is quite effective as an essential component of a preventive medicine and/or remedy for diabetic complications.
由以下通式[I]代表的
四唑乙酸衍
生物:
其中 R 代表氢原子或低级烷基;A 是具有 2 至 5 个碳原子的亚烷基;Ar 选自苯基、
萘基、
呋喃基、
噻吩基、
苯并呋喃基和
苯并噻吩基组成的组;其中 Ar 可被低级烷基、低级烷氧基、卤素原子、低级卤代烷基、烷
硫基和烷磺酰
氨基取代]显示出极佳的醛糖还原酶抑制活性,作为糖尿病并发症的预防药物和/或治疗药物的重要组成部分,效果显著。