申请人:May & Baker Limited
公开号:US04146631A1
公开(公告)日:1979-03-27
Benzamide derivatives of the formula:- ##STR1## wherein R.sup.1 represents a fluorine, chlorine or bromine atom, or an alkyl, alkoxy, alkylthio, alkylsulphonyl, alkanoylamino, alkylamino or alkylsulphamoyl group, each such group containing from 1 to 6 carbon atoms, a dialkylsulphamoyl, dialkylamino or dialkylcarbamoyl group (wherein the two alkyl groups may be the same or different and each contains from 1 to 4 carbon atoms), an alkanoyl, alkoxycarbonyl, alkoxycarbonylamino or alkylcarbamoyl group containing from 2 to 6 carbon atoms, or a hydroxy, formyl, nitro, trifluoromethyl, aryl, benzyloxycarbonylamino, amino, sulphamoyl, cyano, tetrazol-5-yl, carboxy, carbamoyl or aroyl group, and n represents an integer 1, 2 or 3, are new compounds possessing pharmacological properties, in particular properties of value in the treatment of respiratory disorders manifested by the interaction of tissue-fixed antibodies with specific antigens.
Benzamide衍生物的公式为:-##STR1##其中R.sup.1代表氟、氯或溴原子,或者是含有1到6个碳原子的烷基、烷氧基、烷硫基、烷基磺酰、烷酰胺基、烷基氨基或烷基磺酰胺基的基团,或者是含有2到6个碳原子的二烷基磺酰胺基、二烷基氨基或二烷基氨基甲酰基(其中两个烷基可能相同或不同,每个烷基都含有1到4个碳原子),或者是含有2到6个碳原子的烷酰基、烷氧羰基、烷氧羰基胺基或烷基甲酰胺基的基团,或者是羟基、甲酰基、硝基、三氟甲基、芳基、苄氧羰基胺基、氨基、磺酰基、氰基、四唑-5-基、羧基、氨基甲酰基或芳酰基基团,n表示整数1、2或3,是具有药理学特性的新化合物,特别是在治疗通过组织固定抗体与特定抗原相互作用表现出的呼吸系统疾病方面具有价值的特性。