申请人:Shiseido Co., Ltd.
公开号:US05912258A1
公开(公告)日:1999-06-15
A thiadiazoleamide derivative or a salt thereof expressed by the following Formula 1: ##STR1## wherein each of R.sub.1 and R.sub.2 represents a hydrogen atom, a lower alkyl group, a lower alkoxy group, a lower alkylamino group or an alkenyloxy group; wherein when either R.sub.1 or R.sub.2 is a hydrogen atom, the other is not a hydrogen atom; R.sub.3 represents a lower alkyl group, an aryl group, a pyridyl group or --N(R.sub.4)R.sub.5, wherein R.sub.4 and R.sub.5 represent lower alkyl groups or together represent a saturated heterocyclic ring having 4-8 members; wherein when R.sub.1 or R.sub.2 is a lower alkoxy group, R.sub.3 is --N(R.sub.4)R.sub.5 or a pyridyl group; and n represents an integer of 1-3. The derivatives have anti-ulcer effect to be available for preventing or curing ulcers in mammals.
一种由以下化学式1表示的噻二唑酰胺衍生物或其盐:##STR1## 其中R.sub.1和R.sub.2中的每一个代表氢原子、较低的烷基基团、较低的烷氧基团、较低的烷基氨基团或烯氧基团;其中当R.sub.1或R.sub.2中的一个是氢原子时,另一个不是氢原子;R.sub.3代表较低的烷基基团、芳基、吡啶基或--N(R.sub.4)R.sub.5,其中R.sub.4和R.sub.5代表较低的烷基基团或一起代表具有4-8个成员的饱和杂环环;其中当R.sub.1或R.sub.2是较低的烷氧基团时,R.sub.3是--N(R.sub.4)R.sub.5或吡啶基;n代表1-3的整数。这些衍生物具有抗溃疡作用,可用于预防或治疗哺乳动物的溃疡。