HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 20205086, compound → HCID 20205093, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | HCID 20205086 | HCID 20205086 | — |
| Reactant | Ethyl 5-acetyl-4-hydroxy-3-methylbenzofuran-2-carboxylate | HCID 20205101 | — |
| Product | HCID 20205093 | HCID 20205093 | — |
Reaction Steps
Following the procedure of Example 156 but substituting Ethyl 4-hydroxy-7-acetyl-3-methylbenzofuran-2-carboxylate for the compound of Example 155. There is obtained the intermediate Ethyl-7-acetoxy-4-hydroxy-3-methylbenzofuran-2-carboxylate which is hydrolyzed in an aqueous acetic acid solution of hydrochloric acid (6 hours, 100° C.) to give the title compound.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04663347 |
| Source dataset | uspto-grants-1987_05 |
| ORD ID | ord-47bb365ba4ba4cf1b6a6f8588b6b253d |
| Source note | uspto-grants-1987_05 |