Process for 3-hydrogen cephems
US4402803A · kind A · utility
1Cited by
2References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 14, 1981 |
| Grant date | Sep 6, 1983 |
| Priority date | — |
| Expiry date | Sep 14, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC25B3/25
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Cephem compounds having only a hydrogen at the 3-position are prepared by electrolytic reduction of 3-chloro or 3-sulfonyloxy cephems.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.