7-.alpha.-Methoxy cephalosporins
US4297488A · kind A · utility
10Cited by
15References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 2, 1971 |
| Grant date | Oct 27, 1981 |
| Priority date | — |
| Expiry date | Jun 2, 1991 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/582
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Process and intermediate products useful in the preparation of cephalosporin compounds having a substituent at the 7-position in place of hydrogen are provided. The new cephalosporin compounds are active against various gram-negative and gram-positive organisms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.