HuagongsheHuagongshe Chemistry Print Report · For research reference only
Hydrochloric Acid → HCID 53831018, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Hydrochloric Acid | HCID 313 | — |
| Reactant | 6-Hydroxy-3-coumaranone | HCID 235717 | — |
| Reactant | 2-Amino-5-chlorobenzaldehyde | HCID 2773898 | — |
| Solvent | Methanol | HCID 887 | — |
| Product | HCID 53831018 | HCID 53831018 | 74.1% |
Reaction Steps
After 6-hydroxy-2H-benzofuran-3-one 1 g and 3-chloro-6-aminobenzaldehyde 1.24 g were dissolved in methanol 75 ml, concentrated hydrochloric acid 50 ml was added, and the mixture was refluxed for 1.5 hours. The solution was cooled to room temperature, and precipitated crystals were filtered and dried over phosphorous pentoxide at a temperature of 60° C. for five hours under reduced pressure to obtain the desired compound 1.42 g.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US06143779 |
| Source dataset | uspto-grants-2000_11 |
| ORD ID | ord-ed2e36442f284ea3b49734ebfcc7b1e3 |
| Source note | uspto-grants-2000_11 |