HuagongsheHuagongshe Chemistry Print Report · For research reference only
Acetic Anhydride → Ethyl 2-(2-methyl-3,4,5,6-tetrafluorobenzoyl)3-ethoxyacrylate
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Acetic Anhydride | HCID 7918 | — |
| Reactant | Ethyl 6-methyl-2,3,4,5-tetrafluorobenzoylacetate | HCID 14774100 | — |
| Reactant | Ethylorthoformate | HCID 53630039 | — |
| Product | Ethyl 2-(2-methyl-3,4,5,6-tetrafluorobenzoyl)3-ethoxyacrylate | HCID 54293321 | 99.1% |
Reaction Steps
To ethyl 6-methyl-2,3,4,5-tetrafluorobenzoylacetate (4.20 g) are added acetic anhydride (3.7 g) and ethyl orthoformate (4 ml) and the mixture is refluxed for 1 hour. After concentrating, ethyl 2-(6-methyl-2,3,4,5-tetrafluorobenzoyl)-3-ethoxyacrylate (5 g) is obtained.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US05495020 |
| Source dataset | uspto-grants-1996_02 |
| ORD ID | ord-d31bd12afadc42adb926434ddd71e41b |
| Source note | uspto-grants-1996_02 |