Tetrazole derivatives, and anti-ulcer composition containing the same
US4372953A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Feb 27, 1981 |
| Grant date | Feb 8, 1983 |
| Priority date | — |
| Expiry date | Feb 27, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D333/22
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Tetrazole derivatives of the formula: ##STR1## wherein R.sup.1 is a lower alkykl, phenyl or a group of the formula: --S(O).sub.l --A--(X).sub.m --R.sup.3, and R.sup.2 is hydrogen, a lower alkyl, phenyl or a cycloalkyl when R.sup.1 is the group --S(O).sub.l --A--(X).sub.m --R.sup.3, or R.sup.2 is a group of the formula: --B--CO--R.sup.4 when R.sup.1 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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.