Esters of 2-vinylclav-2-em-3-carboxylic acid and process for preparing same
US4290949A · kind A · utility
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Key dates
| Filing date | Jun 24, 1977 |
| Grant date | Sep 22, 1981 |
| Priority date | — |
| Expiry date | Jun 24, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D503/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
2-Vinylclavem compounds are disclosed which have been found of value in the synthesis of thio-derivatives of clavulanic acid which possess antibiotic and .beta.-lactamase inhibitory activity. Methods for preparing the vinylclavem compounds are disclosed and processes for preparing the thio-derivatives are given.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.