Process for the preparation of gabapentin
US7417166B2 · kind B2 · utility
0Cited by
4References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 21, 2005 |
| Grant date | Aug 26, 2008 |
| Priority date | — |
| Expiry date | Mar 21, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2601/14
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to a process for the preparation of gabapentin and, more particularly, it relates to a precipitation process of gabapentin by acidification of an aqueous solution deriving from the Hofmann rearrangement of 1,1-cyclohexanediacetic acid monoamide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.