Process for the preparation of a dihydropyridine derivative
US6046337A · kind A · utility
16Cited by
3References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 12, 1998 |
| Grant date | Apr 4, 2000 |
| Priority date | — |
| Expiry date | Aug 12, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D211/90
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to a new process for the preparation of amlodipine besylate of the Formula ##STR1## Amlodipine besylate of the Formula I is a valuable known blood pressure decreasing antianginal agent. The advantage of the process of the present invention is that it can be carried out in a simple way with high yields and there is no need to isolate the amlodipine base.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.