申请人:SANOFI
公开号:US04492711A1
公开(公告)日:1985-01-08
Benzamides having histamine H.sub.2 receptor blocking activity of formula ##STR1## wherein A represents O, S, N--CN or CH--NO.sub.2 and R represents an alkyl group or an optionally substituted phenyl, pyridyl or pyridyl 1-oxide group; their salts; a process for their preparation; and pharmaceutical compositions containing them as active ingredients.
苯甲酰胺具有组成式##STR1##的组胺H.sub.2受体阻断活性,其中A代表O、S、N-CN或CH-NO.sub.2,R代表烷基或可选择地取代的苯基、吡啶基或吡啶1-氧化物基团;它们的盐;一种制备它们的方法;以及含有它们作为活性成分的药物组合物。