Crystalline form of zofenopril calcium
US8710241B2 · kind B2 · utility
0Cited by
3References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 8, 2008 |
| Grant date | Apr 29, 2014 |
| Priority date | — |
| Expiry date | May 14, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D207/16
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a novel anhydrous crystalline form of zofenopril calcium of formula (I), chemically known as (4S)-1-[(2S)-3-(benzoylthio)-2-methylpropionyl]-4-(phenylthio)-L-proline calcium salt or hemi-calcium salt. The present invention further relates to a process for the preparation of the new crystalline form of zofenopril calcium, its use in pharmaceutical compositions and the use of the new crystalline form and compositions in the treatment of hypertension and various other diseases.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.