申请人:Taisho Pharmaceutical Co., Ltd.
公开号:US05089654A1
公开(公告)日:1992-02-18
Chalcone derivatives represented by the formula ##STR1## wherein R.sup.1 is a straight chain, branched chain or cyclic alkyl group having 4 to 15 carbon atoms or an alkenyl group having 3 to 15 carbon atoms, and occurs at the 2- or 4-position, R.sup.2 is a hydrogen atom, a straight or branched chain alkyl group having 1 to 3 carbon atoms, and X is a straight or branched chain alkylene group having 1 to 3 carbon atoms, are disclosed. These compounds have anti-ulcer effect, gastric mucosal protection effect and antisecretory effect.
本发明揭示了由以下式子表示的香豆素衍生物:##STR1## 其中R.sup.1是直链、支链或环烷基,其具有4到15个碳原子或具有3到15个碳原子的烯基,且出现在2-或4-位置,R.sup.2是氢原子,直链或支链烷基,其具有1到3个碳原子,X是直链或支链烷基,其具有1到3个碳原子。这些化合物具有抗溃疡作用、胃黏膜保护作用和抗分泌作用。