Stable, crystalline form of a cephalosporin intermediate product
US5182383A · kind A · utility
2Cited by
1References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 23, 1990 |
| Grant date | Jan 26, 1993 |
| Priority date | — |
| Expiry date | Feb 23, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D501/46
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to new stable, crystalline forms of the t-butylester of ceftazidime of formula ##STR1## and the production thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.