HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 982184Generated: October 26, 2026
Boron trifluoride etherate → Ethyl (2E)-4-oxo-4-phenyl-2-butenoate
https://huagongshe.com/reaction/982184
Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Boron trifluoride etherate | HCID 8000 | — |
| Reactant | 20908-27-4 | HCID 10703358 | — |
| Solvent | Toluene | HCID 1140 | — |
| Product | Ethyl (2E)-4-oxo-4-phenyl-2-butenoate | HCID 5369605 | 87.5% |
Reaction Steps
A mixture of 200 mg of ethyl cis-β-benzoylacrylate, 200 mg of boron trifluoride etherate (about 47 %) and 10 ml of toluene was stirred at 80° C. for 45 minutes and then cooled, followed by the procedure as in Example 1 to give 175 mg of ethyl trans-β-benzoylacrylate as a yellow oil.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US04994600 |
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| Source dataset | uspto-grants-1991_02 |
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| ORD ID | ord-c1ce808d7db64590a56369cb294c846b |
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| Source note | uspto-grants-1991_02 |
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