Pyrrolopyrrolone derivatives as inhibitors of neutrophil elastase
US6057457A · kind A · utility
2Cited by
1References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 15, 1999 |
| Grant date | May 2, 2000 |
| Priority date | — |
| Expiry date | Oct 15, 2019 |
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 (XXII).sup.a (relative stereochemistry indicated), wherein R.sub.2 is as defined in the specification. Compounds of formula (XXII).sup.a are useful as intermediates in the production of pharmaceuticals useful in the treatment of chronic bronchitis. ##STR1##
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.