Crystalline (5R,6S)-2-carbamoyloxymethyl-6-[(1R)-hydroxyethyl]-2-penem-carboxylic acid and its pharmaceutical formulation
US5302588A · kind A · utility
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6Claims
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Key dates
| Filing date | Jun 16, 1992 |
| Grant date | Apr 12, 1994 |
| Priority date | — |
| Expiry date | Jun 16, 2012 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P31/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A crystalline form of (5R,6S)-2-carbamoyloxymethyl-6-[(1R)-hydroxyethyl]-2-penem-3-carboxylic acid incorporates two molecules of water per molecule of the acid and is useful as an antibacterial agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.