Method for the preparation of high-purity pharmaceutical intermediates
US9133132B2 · kind B2 · utility
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2References
26Claims
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Key dates
| Filing date | Nov 29, 2011 |
| Grant date | Sep 15, 2015 |
| Priority date | — |
| Expiry date | Nov 29, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P9/10
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention is related to intermediates useful in the preparation of pharmaceutically acceptable salts of (+)-7-[4-(4-fluorophenyl)-6-isopropyl-2-(methanesulfonyl-methyl-amino)-pyrimidin-5-yl]-(3R,5S)-dihydroxy-hept-6-enoic acid and polymorphs of said intermediates, methods for preparation thereof and use thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.