.beta.-Lactam compounds
US4524073A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 20, 1983 |
| Grant date | Jun 18, 1985 |
| Priority date | — |
| Expiry date | Jul 20, 2003 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/65611
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound of formula (I) or a pharmaceutically acceptable salt or in vivo hydrolysable ester thereof: ##STR1## wherein R represents an alkyl or aralkyl group, substituted on an alkyl carbon atom other than that adjacent to --NH-- group, with one or more functional groups selected from halogen, non-aromatic heterocyclyl linked through carbon, aromatic heterocyclyl, nitro, oxo, --OR.sup.1, SR.sup.1 --P(O)R.sup.2 R.sup.3, --NR.sup.4 R.sup.5, .dbd.NR.sup.6, or a sulphur linked organic radical, wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5 and R.sup.6 are various organic radicals. Processes for the preparation of these compounds and pharmaceutical compositions containing them are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.