Cephalosporin compounds and antibacterial agents
US5028601A · kind A · utility
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3References
3Claims
0Family size
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Key dates
| Filing date | Apr 21, 1988 |
| Grant date | Jul 2, 1991 |
| Priority date | — |
| Expiry date | Apr 21, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D501/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Cephalosporin compounds of the formula (I): ##STR1## wherein R.sup.1 and R.sup.2 may be the same or different and are a hydrogen atom or a lower alkyl group of 1-5 carbon atoms and A is a hydrogen atom or a nucleophilic compound residue or pharmacologically acceptable salts thereof have excellent antibacterial activity against Gram positive and Gram negative microorganisms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.