7-Hydroxyhalophenylacetamido-3-heterocyclicthiomethyl cephalosporins
US4133882A · kind A · utility
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6References
11Claims
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Key dates
| Filing date | Jun 28, 1976 |
| Grant date | Jan 9, 1979 |
| Priority date | — |
| Expiry date | Jun 28, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D249/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Cephalosporin compounds substituted in the 7-position with a hydroxy-halo substituted .alpha.-aminophenylacetamido group and in the 3-position with a heterocyclicthiomethyl group are prepared by 7-acylation. The products are antibacterial agents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.