Oxazolopyridine compounds
US5084456A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 7, 1990 |
| Grant date | Jan 28, 1992 |
| Priority date | — |
| Expiry date | Aug 7, 2010 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P25/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Compounds of general formula (I): ##STR1## in which: R.sub.1 and R.sub.2 each represent a hydrogen atom or, with the oxygen and nitrogen, form an --O--CO--N-- linkage, PA0 W represents a halogen atom or a lower alkyl or alkoxy group optionally substituted with one or more halogen atoms, such as trifluoromethyl, and m being between 0 and 3, PA0 A represents a linear or branched lower alkylene group, and PA0 Ar represents an aryl or heteroaryl group optionally substituted with one or more halogen atoms or with one or more lower alkyl, hydroxy, hydroxysulfonyloxy, lower alkoxy or aryloxy groups optionally substituted with one or more halogen atoms, such as a trifluoromethyl group, on the understanding that lower alkyl or lower alkyloxy radical is understood to mean a linear or branched alkyl group comprising from 1 to 6 carbon atom, their isomers, epimers and diastereoisomers. Medicinal products useful in the treatment of pain.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.