申请人:Tanabe Seiyaku Co., Ltd.
公开号:US05639789A1
公开(公告)日:1997-06-17
Novel butadiene derivatives of the formula [I]: ##STR1## wherein Ring A is tri-lower alkoxyphenyl, R.sup.1 and R.sup.2 combine each other to form a group of the formula: ##STR2## or one of R.sup.1 and R.sup.2 is lower alkoxy, and the other is group of the formula: -NHR.sup.3, in which R.sup.3 is hydrogen, substituted or unsubstituted lower alkyl, substituted or unsubstituted lower alkoxy, substituted or unsubstituted amino, hydroxy or pyridylcarbonyl, or salts thereof, these compounds have excellent antithrombotic activity and are useful as antithrombotic drug, or synthetic intermediate for preparing other antithrombotic drug.
新颖的丁二烯衍生物的化学式[I]:##STR1## 其中环A是三个低烷氧基苯基,R.sup.1和R.sup.2结合在一起形成公式的一个组:##STR2## 或者R.sup.1和R.sup.2中的一个是低烷氧基,另一个是公式的一个组:-NHR.sup.3,其中R.sup.3是氢,取代或未取代的低烷基,取代或未取代的低烷氧基,取代或未取代的氨基,羟基或吡啶基羧酸,或其盐,这些化合物具有优异的抗血栓活性,可用作抗血栓药物或用于制备其他抗血栓药物的合成中间体。