Isopenicillins
US4122086A · kind A · utility
5Cited by
0References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 26, 1977 |
| Grant date | Oct 24, 1978 |
| Priority date | — |
| Expiry date | Jul 26, 1997 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D499/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A new bicyclic .beta.-lactam containing the novel 7-oxo-1-aza-3-thiabicyclo[3.2.0]heptane nucleus (isopenicillin) is disclosed. The compounds have antibacterial activity against gram positive and gram negative organisms. Intermediates useful for the preparation of these active products are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.