7-(.alpha.-FUROYLUREIDOARYL AND CYCLOHEXADIENYLACETAMIDO) CEPHALOSPORIN ANTIBIOTICS
US3956292A · kind A · utility
11Cited by
6References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 3, 1975 |
| Grant date | May 11, 1976 |
| Priority date | — |
| Expiry date | Mar 3, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D501/36
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
New cephalosporin antibiotics of the general formula ##SPC1## Characterized by an 7-.alpha.-furoylureido or .alpha.-thenoylureido substituent and a 3-heterocyclic thiomethyl substitutent are provided. These cephalosporins and the pharmaceutically acceptable salts and certain esters, for example the acetoxymethyl esters thereof, have a broad antibiotic spectrum against both the gram-positive and gram-negative microorganisms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.