2-oxa-isocephem compounds, compositions containing same and processes of using
US4831026A · kind A · utility
3Cited by
3References
49Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 9, 1987 |
| Grant date | May 16, 1989 |
| Priority date | — |
| Expiry date | Mar 9, 2007 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P31/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A 2-oxa-isocephem compound of the formula (1): ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 are as defined, pharmaceutically acceptable salts thereof, esters of the carboxy group in the 4-position thereof and quaternary ammonium salts thereof, composition containing the same and processes for preparing the same are disclosed. The compound is useful as an antimicrobial compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.