Penicillin intermediates
US4316842A · kind A · utility
3Cited by
0References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 24, 1980 |
| Grant date | Feb 23, 1982 |
| Priority date | — |
| Expiry date | Nov 24, 2000 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/55
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
6-Epi penicillin .alpha.-sulfoxides represented by the formula ##STR1## wherein R is a carboxy protecting group, are useful for preparing antibiotic compounds and are prepared via epimerization with an alkali metal acetate of corresponding 6.beta.-epimer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.