申请人:Kyorin Pharmaceutical Co., Ltd.
公开号:US05112836A1
公开(公告)日:1992-05-12
Cyclic anthranilic acid carboxylic acid derivatives of the following formula, ##STR1## wherein R.sup.1 is hydrogen atom, carboxyl group, lower alkoxy carbonyl group having 1 to 3 carbon atoms, or phenyl group which may be substituted, r.sup.2 and R.sup.4 are each independently a hydrogen atom, lower alkyl group having 1 to 3 carbon atoms or benzyl group, R.sup.3 is a hydrogen atom, halogen atom, nitro group, amino group, cyano group, carbamoyl group, carboxyl group, lower alkanoylamino group having 1 to 4 carbon atoms, benzoylamino group, lower alkylsulfonylamino group having 1 to 3 carbon atoms or phenylsulfonylamino group which may be substituted by methyl group; the acid addition or alkali salts thereof, are useful as drugs treat autoimmune diseases, antirheumatic agents and therapeutic or prophylactic agents to treat metabolic bone diseases.
以下是上述公式的环状蒽酰氨基酸羧酸衍生物的中文翻译:其中R.sup.1是氢原子、羧基、具有1至3个碳原子的较低烷氧羰基团,或者可能被取代的苯基团,r.sup.2和R.sup.4分别独立地是氢原子、具有1至3个碳原子的较低烷基团或苄基团,R.sup.3是氢原子、卤原子、硝基、氨基、氰基、氨基甲酰基、羧基、具有1至4个碳原子的较低烷酰胺基团、苯甲酰胺基团、具有1至3个碳原子的较低烷基磺酰胺基团或者可能被甲基取代的苯基磺酰胺基团;其酸盐或碱盐,可用作治疗自身免疫疾病、抗风湿药物以及治疗代谢性骨疾病的治疗或预防药物。