Novel tetrazole derivatives, process for the preparation thereof, and anti-ulcer composition containing the same
申请人:OTSUKA PHARMACEUTICAL CO., LTD.
公开号:EP0035046A1
公开(公告)日:1981-09-09
Tetrazole derivatives of the formula:
wherein R1 is an optional defined substituent; A is sulfur or a lower alkylene-thio; I is 0 or 1; B is a lower alkylene; R2 is hydroxy, a lower alkoxy, or a group:
wherein R3 and R4 are optional defined substituents, or the R3 and R4 may combine together with the nitrogen atom to which they are joined to form a defined heterocyclic group, and a pharmaceutically acceptable salt thereof, which have prophylactic or therapeutic activities against peptic and/or duodenal ulcers and also anti-inflammatory activity and are useful as an anti-ulcer or anti-inflammatory drug; processes for the preparation of the tetrazole derivatives; and pharmaceutical composition containing said tetrazole derivatives.
式中的四唑衍生物:
其中 R1 是任选的定义取代基;A 是硫或低级亚烷基硫基;I 是 0 或 1;B 是低级亚烷基;R2 是羟基、低级烷氧基或基团:
其中 R3 和 R4 是任选的定义取代基,或 R3 和 R4 可与它们连接的氮原子结合在一起形成定义的杂环基团,以及其药学上可接受的盐,它们对消化性和/或十二指肠溃疡具有预防或治疗活性,还具有抗炎活性,可用作抗溃疡或抗炎药物;四唑衍生物的制备工艺;以及含有所述四唑衍生物的药物组合物。