Tetrazole derivatives, process for the preparation thereof, and anti-ulcer composition containing the same
申请人:OTSUKA PHARMACEUTICAL CO., LTD.
公开号:EP0035228A1
公开(公告)日:1981-09-09
Tetrazole derivatives of the formula:
wherein R1 is a lower alkyl, phenyl or a group of the formula: -S(O)ℓ-A-(X)m-R3, and R2 is hydrogen, a lower alkyl, phenyl or a cycloalkyl when R' is the group-S(O)ℓ-A-(X)m--R3, or R2 is a group of the formula: -B-CO-R4 when R1 is a lower alkyl or phenyl and a pharmaceutically acceptable salt thereof, which have prophylactic or therapeutic activities against peptic and/or duodenal ulcers and are useful as an anti-ulcer 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 是低级烷基、苯基或式中的基团:-R2是氢、低级烷基、苯基或环烷基,当R'是式中的基团-S(O)ℓ-A-(X)m--R3,或R2是式中的基团:-B-CO-R4(当 R1 为低级烷基或苯基时)及其药学上可接受的盐,对消化性溃疡和/或十二指肠溃疡具有预防或治疗活性,可用作抗溃疡药物;四唑衍生物的制备工艺;以及含有上述四唑衍生物的药物组合物。