Codeine salt of a substituted carboxylic acid, its use and pharmaceutical compositions thereof
US5190947A · kind A · utility
26Cited by
5References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 16, 1991 |
| Grant date | Mar 2, 1993 |
| Priority date | — |
| Expiry date | Aug 16, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C229/42
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to the codeine salt of [2-[(2,6-dichlorophenyl)-amino]-phenyl]-acetic acid of formula ##STR1## to processes for the preparation thereof, to pharmaceutical compositions comprising that salt, and to its use as an analgesic drug. Compositions comprising the salt of formula I are used especially in the case of severe painful conditions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.