Quinolinecarboxylic acid substituted penicillins and pharmaceutical compositions containing the same
US4263302A · kind A · utility
4Cited by
4References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 20, 1979 |
| Grant date | Apr 21, 1981 |
| Priority date | — |
| Expiry date | Nov 20, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D499/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A penicillanic acid of the general formula ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 each represent a hydrogen atom or a lower alkyl group, provided that R.sup.1, R.sup.2 and R.sup.3 do not simultaneously represent a hydrogen atom, or a biologically acceptable salt thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.