Process for preparing meropenem trihydrate
US9328115B2 · kind B2 · utility
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5References
16Claims
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Key dates
| Filing date | Nov 21, 2013 |
| Grant date | May 3, 2016 |
| Priority date | — |
| Expiry date | Nov 21, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D487/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Provided is a process for the preparation of meropenem trihydrate in high purity and high yield, including using a dry methanol solvate of meropenem, which can remarkably reduce the amount of residual solvents in the resulting product, thereby obtain meropenem trihydrate in high purity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.