Synthesis of thienamycin via trans-3-carboxymethylene-4-carboxy-5-methyl-.DELTA..sup.2 -isoxazoline
US4269772A · kind A · utility
23Cited by
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1Claims
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Key dates
| Filing date | Jan 14, 1980 |
| Grant date | May 26, 1981 |
| Priority date | — |
| Expiry date | Jan 14, 2000 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/55
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Disclosed is a process for the stereocontrolled total synthesis of thienamycin, which synthesis proceeds via intermediate II: ##STR1## wherein R.sup.5 and R.sup.6 are removable protecting groups.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.