Process for penem derivatives
US4782145A · kind A · utility
11Cited by
4References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 2, 1986 |
| Grant date | Nov 1, 1988 |
| Priority date | — |
| Expiry date | Jun 2, 2006 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D499/88
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
An efficient process for converting readily available 4-acetoxy-2-azetidinones to allyl 2-thioxopenam-3-carboxylates, intermediates useful for the synthesis of penem antibiotics.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.