Derivatives of p-guanidinobenzoic acid and pharmaceutical agents containing them as active ingredient
申请人:ONO PHARMACEUTICAL CO., LTD.
公开号:EP0222608A2
公开(公告)日:1987-05-20
Compounds presented by the general formula:
[wherein when Y is oxygen, R2 is H, alkyl, alkoxy, alkoxymethyl, -COOR3, -CH2COOR3, -CH=CH-COOR3, halogen, -CF3, -COR4, -OCOR4, -CH2OCOR4, -SO2R4, -OSO2R4, -CONR5R6, -OCONR5R6, -SO2NR5R6, -CONH- SO2NR5R6, -NHSO2R7, -N02, -OH, -CH20H, guanidino, benzyloxy, guanidinophenylthiomethyl, morpholinosulfonylphenoxymethyl, pyridyloxymethyl, or (1,1-dioxothiazol-3-yl)carbonyl, or when Y is sulfur, R2 is H, alkyl, alkoxy, halogen, -COOR3, -CH2COOR 3, -NO2, or-SO2NR5R6, and n represents an integer of one to five, and when n represents more than two, each of R2 may be the same group or the different group.] and acid addition salts thereof have inhibitory effect on elastase, and, therefore, are useful for the treatment and/or prevention of diseases induced by abnormal enhancing of degradation of proteins such as elastin and the like, by the action of elastase in mammals, especially in human beings.
通式如下的化合物
[其中当 Y 是氧时,R2 是 H、烷基、烷氧基、烷氧基甲基、-COOR3、-CH2COOR3、-CH=CH-COOR3、卤素、-
CF3、-COR4、-OCOR4、-CH2OCOR4、-SO2R4、-OSOO2R4、- 、-COR4、-OCOR4、-CH2OCOR4、-SO2R4、-OSOO2R4、-CONR5R6、-OCONR5R6、-SO2NR5R6、-CONH- SO2NR5R6、-NHSO2R7、-N02、-OH、-CH20H、
胍基、苄氧基、
胍基苯
硫甲基、吗啉磺酰苯氧基甲基、
吡啶氧基甲基、
胍基苯
硫甲基、吗啉磺酰苯氧基甲基、吗啉磺酰苯氧基甲基、吗啉磺酰苯氧基甲基、吗啉磺酰苯氧基甲基当 Y 为
硫时,R2 为 H、烷基、烷氧基、卤素、-COOR3、-CH2COOR 3、-
NO2 或-SO2NR5R6,且 n 代表 1 到 5 的整数,当 n 代表两个以上时,R2 中的每个基团可以是相同的基团,也可以是不同的基团。]及其酸加成盐对
弹性蛋白酶具有抑制作用,因此可用于治疗和/或预防哺乳动物,尤其是人类,在
弹性蛋白酶的作用下,蛋白质(如
弹性蛋白等)降解异常增强而诱发的疾病。