HuagongsheHuagongshe Chemistry Print Report · For research reference only
Acetic Anhydride → HCID 53656353, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Acetic Anhydride | HCID 7918 | — |
| Reactant | Ethyl 3-oxo-3-(2,4,5-trifluoro-3-methylphenyl)propanoate | HCID 14052572 | — |
| Reactant | Ethylorthoformate | HCID 53630039 | — |
| Product | HCID 53656353 | HCID 53656353 | 100.1% |
Reaction Steps
A mixture of ethyl 2-(2,4,5-trifluoro-3-methylbenzoyl)acetate (3.0 g), ethyl orthoformate (2.6 g) and acetic anhydride (2.9 g) was stirred at 87° to 93° C. for 6 hours and then concentrated under reduced pressure to give the title compound (3.65 g) as orange oil.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04894458 |
| Source dataset | uspto-grants-1990_01 |
| ORD ID | ord-cc7552bf086b46a087303fa155ee615c |
| Source note | uspto-grants-1990_01 |