N-benzenesulphonyl-L-proline derivatives as bradykinin B.sub.2 antagonists
US6071917A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 25, 1999 |
| Grant date | Jun 6, 2000 |
| Priority date | — |
| Expiry date | Jan 25, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D401/14
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Compounds selected from the group which consists of the compounds of formula (I), ##STR1## wherein each of X.sub.1 and X.sub.2 which are the same or different, is halogen or a C.sub.1-3 alkoxy group, R.sub.1 is H, CF.sub.3 or a C.sub.1-3 alkyl group, R.sub.2 is a hydrogen atom or an OH group, A is group (a), (b) or (c), B is a single bond, --CO--, --CO--CH.sub.2 --, --CO--CH.sub.2 --O--, --CO--CH.dbd.CH or --SO.sub.2 --, m is 2 or 3, N is 0, 1, 2 or 3, R.sub.3 is a hydrogen atom or a methyl group and W is CH or N, the amidine group C(.dbd.NR.sub.2)NH.sub.2 being in the 2, 3 or 4 position on the aromatic ring, and addition salts thereof, are disclosed. A method for preparing said compounds, and the therapeutical use thereof, particularly for treating diseases in which bradykinin is involved, are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.