申请人:PFIZER INC.
公开号:EP0030861A2
公开(公告)日:1981-06-24
Novel isoquinoline acetic acids and derivatives thereof oftheformulae
and
wherein R is hydrogen or alkyl or 1 to 3 carbon atoms, R1 is-CH2-X or-O-CH2-X, R2 is-CH2-X, R, is-X or-CH2-X, and R4 is hydrogen or methyl, wherein X is phenyl or monosubstituted or disubstituted phenyl, said substituents being chloro, bromo or fluoro; are useful as aldose reductase inhibitors and as therapeutic agents for the treatment of chronic diabetic complications, especially diabetic cataracts. Also disclosed are pharmaceutical compositions containing the novel compounds of this invention and a method of treatment of diabetic cataracts by administration of effective amounts of the novel compounds described herein.
新型异喹啉乙酸及其衍生物,其中R为氢或烷基或1至3个碳原子,R1为-CH2-X或-O-CH2-X,R2为-CH2-X,R为-X或-CH2-X,R4为氢或甲基,其中X为苯基或单取代或二取代苯基,所述取代基为氯、溴或氟;可用作醛糖还原酶抑制剂和治疗慢性糖尿病并发症,特别是糖尿病性白内障的治疗剂。 还公开了含有本发明新型化合物的药物组合物,以及通过服用有效量的本文所述新型化合物治疗糖尿病性白内障的方法。