申请人:Tanabe Seiyaku Co., Ltd.
公开号:US05698554A1
公开(公告)日:1997-12-16
Disclosed is a pyridazinone compound represented by the formula (I): ##STR1## wherein X represents hydrogen atom or the like; Y represents a single bonding arm, oxygen atom or sulfur atom; A represents a straight or branched alkylene group which may have a double bond; B represents carbonyl group or thiocarbonyl group; and R.sup.2 represents an alkyl group having 1 to 10 carbon atoms which may be substituted or the like; or B represents sulfonyl group; and R.sup.2 represents a lower alkenyl group or the like; R.sup.1 represents hydrogen atom or the like; R.sup.3 represents hydrogen atom or the like; R.sup.4 represents hydrogen atom or the like; and R.sup.5 represents hydrogen atom or the like, or a pharmaceutically acceptable salt thereof.
揭示了一种由以下式(I)表示的吡啶并酮化合物:##STR1## 其中X代表氢原子或类似物;Y代表单键连接臂、氧原子或硫原子;A代表可能具有双键的直链或支链烷基基团;B代表羰基团或硫代羰基团;R.sup.2代表可能被取代或类似物的1至10个碳原子的烷基基团;或B代表磺酰基;R.sup.2代表较低的烯基基团或类似物;R.sup.1代表氢原子或类似物;R.sup.3代表氢原子或类似物;R.sup.4代表氢原子或类似物;R.sup.5代表氢原子或类似物,或其药学上可接受的盐。