申请人:Eisai Co., Ltd.
公开号:EP0344577A2
公开(公告)日:1989-12-06
A butenoic or propenoic acid derivative having the following formula in which G is an aryl or a heterocyclic ring, R11 and R12 are hydroben or an alkyl, X is sulfur or oxygen, R2 and R3 are hydrogen, an substituent such as an alkyl and J is pyridyl or phenyl having substituents and a heterocyclic ring may be formed between R2, R3 and J is provided here and is useful in the pharmacological field.
丁烯酸或丙烯酸衍生物具有下式,其中 G 为芳基或杂环,R11 和 R12 为氢基或烷基,X 为硫或氧,R2 和 R3 为氢,取代基如烷基,J 为吡啶基或苯基,R2、R3 和 J 之间可形成杂环,该衍生物在药理学领域非常有用。