HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 19913878, compound → HCID 54198411, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | HCID 19913878 | HCID 19913878 | — |
| Solvent | Hydrochloric Acid | HCID 313 | — |
| Solvent | Methanol | HCID 887 | — |
| Product | HCID 54198411 | HCID 54198411 | — |
Reaction Steps
Methyl-5-(2-hydroxy-4-methylphenyl)-3,5-dioxopentanoate is dissolved in a saturated solution of hydrogen chloride in methanol and allowed to stand for 2 hours. The solution is evaporated and the crude product purified by flash chromatography on silica gel to give methyl 2-(7-methyl-4-oxo-4H-1-benzopyran-2-yl)acetate.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04977162 |
| Source dataset | uspto-grants-1990_12 |
| ORD ID | ord-4c9f1cfd840246a88734cd0d258f0381 |
| Source note | uspto-grants-1990_12 |