Preparation of an antidepressant
US4172074A · kind A · utility
2Cited by
0References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 21, 1976 |
| Grant date | Oct 23, 1979 |
| Priority date | — |
| Expiry date | Jun 21, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D223/28
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to a new and improved method for the preparation of the hydrochloride of 4'-chloro-2-{(3-(10,11-dihydro-5H-dibenz[b,f]azepinyl-(5))-propyl)-methyl- amino}-acetophenone, in the following called lofepramine hydrochloride. In the following, the free base is referred to as lofepramine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.