Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Diethyl Ether | HCID 3283 | — |
| Reactant | Trifluoroacetic acid | HCID 6422 | — |
| Reactant | HCID 131714404 | HCID 131714404 | — |
| Product | HCID 131714402 | HCID 131714402 | — |
Reaction Steps
[1(E); 3S]-4-[3-[[(1,1-Dimethylethoxy)-carbonyl]amino]-2-oxo-1-azetidinyl]-4-oxo-2-butenoic acid, ethyl ester (2 g) was dissolved in 15 ml of trifluoroacetic acid and stirred for 15 minutes at 0° C. After adding ether, the title compound crystallized quantitatively from the solution as white crystals, melting point 138° C. (dec.).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|
| Patent number | US04551277 |
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| Source dataset | uspto-grants-1985_11 |
|---|
| ORD ID | ord-5f319ca01b41460e9805dc44bf248e07 |
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| Source note | uspto-grants-1985_11 |
|---|
