申请人:Takeda Chemical Industries, Ltd.
公开号:US04897420A1
公开(公告)日:1990-01-30
Compounds of the formula: ##STR1## wherein l is an integer of 0 to 18, X is hydrogen, an alkyl having 1 to 4 carbon atoms or a carboxylic acyl having 2 to 4 carbon atoms and Y is a phenylene, a cycloalkylene having 3 to 7 carbon atoms or a group of the formula: ##STR2## in which m is an integer of 0 to 3, and R.sub.1 and R.sub.2 each is an alkyl having 1 to 4 carbon atoms, are novel compounds, possess circulatory disturbance-improving activity and inhibitory activity of the generation and release of SRS-A, and used for prophylactic or therapy of ischemic diseases such as cerebral apoplexy or allergic diseases.
该公式的化合物:##STR1## 其中 l 是0到18的整数,X 是氢,具有1到4个碳原子的烷基或具有2到4个碳原子的羧基酰基,Y 是苯基,具有3到7个碳原子的环烷基或具有以下公式的基团:##STR2## 其中 m 是0到3的整数,R.sub.1 和 R.sub.2 各自是具有1到4个碳原子的烷基,是新颖的化合物,具有改善循环障碍活性和抑制SRS-A的生成和释放活性,并用于预防或治疗脑卒中或过敏性疾病等缺血性疾病。