Preparation process of aminoketones
US5055585A · kind A · utility
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8Claims
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Assignee
Inventors
Key dates
| Filing date | Jan 31, 1991 |
| Grant date | Oct 8, 1991 |
| Priority date | — |
| Expiry date | Jan 31, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D275/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Novel aminoketones useful as central muscle relaxants and their preparation processes are disclosed. The disclosed processes are novel processes which do not use any heavy metal in view of the facts that their products are will be used as drugs and which require no complex purification step such as liberation of the aminoketones from their hydrochlorides or the like.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.