Pyrrolopyrrolone derivatives as inhibitors of neutrophil elastase
US5994344A · kind A · utility
4Cited by
1References
32Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 25, 1998 |
| Grant date | Nov 30, 1999 |
| Priority date | — |
| Expiry date | Sep 25, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D207/14
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
There are described according to the invention compounds of formula (I) (relative stereochemistry indicated), wherein R.sub.1, R.sub.2, R.sub.3 and X are as defined in the specification, together with processes for preparing them, compositions containing them and their use as pharmaceuticals. Compounds of formula (I) are indicated inter alia for the treatment of chronic bronchitis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.