Processes for the preparation of 2-aminomethlpyridines and the 2-cyanopyridines used in their preparation
US6921828B2 · kind B2 · utility
4Cited by
7References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 21, 2001 |
| Grant date | Jul 26, 2005 |
| Priority date | — |
| Expiry date | Oct 11, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D213/61
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to a process for the preparation of a compound of formula (V), according to the following scheme: wherein the various substituants are as defined in the description
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.