申请人:NIPPON ZOKI PHARMACEUTICAL CO., LTD.
公开号:EP0718289A1
公开(公告)日:1996-06-26
A compound is provided represented by the following general formula (I)
In the formula,
R is hydrogen, C₁₋₄ alkyl or benzyl;
X is phenyl which is substituted with trifluoromethyl, cyano, carboxy, carbamoyl, C₁₋₃ alkoxycarbonyl or both nitro and halogen,
benzothiazolyl which may be substituted with C₁₋₃ alkyl, C₁₋₃ alkoxy, trifluoromethyl, nitro and/or halogen,
naphthyl which may be substituted with nitro and/or halogen,
pyridyl which may be substituted with nitro and/or halogen,
anthraquinonyl,
phthalimide, or
thienyl; and
n is an integer from 1 to 3.
The compounds act as selective inhibitors of aldose reductase. The compounds provided are useful as drugs for therapy and prevention of various types of diabetic complications.
一种化合物由以下通式 (I) 表示
式中
R 是氢、C₁₋₄烷基或苄基;
X 是被三氟甲基、氰基、羧基、氨基甲酰基、C₁₋₃ 烷氧基羰基或硝基和卤素取代的苯基、
可被 C₁₋₃烷基、C₁₋₃烷氧基、三氟甲基、硝基和/或卤素取代的苯并噻唑基、
可被硝基和/或卤素取代的萘基
可被硝基和/或卤素取代的吡啶基
蒽醌基
邻苯二甲酰亚胺基,或
噻吩基;以及
n 是 1 至 3 的整数。
这些化合物是醛糖还原酶的选择性抑制剂。所提供的化合物可用作治疗和预防各种糖尿病并发症的药物。