申请人:Toyo Boseki Kabushiki Kaisha
公开号:US05036086A1
公开(公告)日:1991-07-30
Novel benzothiazole derivatives of the formula (I): ##STR1## wherein R.sup.1 is hydrogen atom, a lower alkyl group or a lower acyl group; X and Y are the same or different and are each hydrogen atom, a halogen atom, a lower alkyl group, a lower alkoxy group, nitro group, amino group, cyano group, trifluoromethyl group, a group of the formula: --COOR.sup.2 (wherein R.sup.2 is hydrogen atom, a lower alkyl group, an alkali metal, an alkaline earth metal, or a cation of amine), or a group of the formula: --CONR.sup.3 R.sup.4 (wherein R.sup.3 and R.sup.4 are the same or different and are each hydrogen atom or a lower alkyl group) or a pharmaceutically acceptable acid addition salt thereof, which have excellent anti-allergic activity and are useful for the prophylaxis and treatment of various allergic diseases, and a pharmaceutical composition containing the compound as set forth above as an active ingredient.
公式(I)的新型苯并噻唑衍生物:##STR1## 其中R.sup.1是氢原子,较低的烷基或较低的酰基; X和Y相同或不同,分别是氢原子,卤素原子,较低的烷基,较低的烷氧基,硝基,氨基,氰基,三氟甲基基团,公式的基团:--COOR.sup.2(其中R.sup.2是氢原子,较低的烷基,碱金属,碱土金属或胺的阳离子),或公式的基团:--CONR.sup.3R.sup.4(其中R.sup.3和R.sup.4相同或不同,分别是氢原子或较低的烷基),或其药学上可接受的酸加合物盐,具有优异的抗过敏活性,可用于预防和治疗各种过敏性疾病,并且包含上述化合物作为活性成分的制药组合物。