2-(1H) quinolinone compounds
US5776949A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 10, 1997 |
| Grant date | Jul 7, 1998 |
| Priority date | — |
| Expiry date | Jul 10, 2017 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D471/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound of formula (I): ##STR1## in which: R.sub.1, R.sub.2, R.sub.3, which are identical or different, represent hydrogen, halogen, alkyl, nitro, cyano, aminosulfonyl, imidazolyl, or pyrrolyl, or alternatively, when two of them are situated on adjacent carbons, may form with the carbon atoms to which they are attached a benzene ring on C.sub.3 -C.sub.7 cyloalkyl PA1 R.sub.4 represents hydroxyl, alkoxy, phenoxy, or amino, their isomers as well as their addition salts with a pharmaceutically-acceptable base, and medicinal products containing the same which are useful as inhibitors of the the pathological phenomena linked to hyperactivation of the neurotransmission pathways by the excitatory amino acids.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.