HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
2,3-Dihydroxybenzoic Acid → 2-(2,3-dihydroxybenzoyl)oxymethyl-5-hydroxy-4H-pyran-4-one
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | 2,3-Dihydroxybenzoic Acid | HCID 19 | — |
| Edukt | Sodium Hydroxide | HCID 14798 | — |
| Edukt | Chlorokojic acid | HCID 82051 | — |
| Produkt | 2-(2,3-dihydroxybenzoyl)oxymethyl-5-hydroxy-4H-pyran-4-one | HCID 22404009 | 50,2% |
Reaktionsschritte
By following the procedure of Example 1 by employing 1.0 g(6.5 mmole) of 2,3-dihydroxybenzoic acid, 0.26 g (8.5 mmole) of sodium hydroxide and 0.92 g(7.6 mmole) of chlorokojic acid, there was obtained 0.8 g(50.2%) of 2-(2,3-dihydroxybenzoyl)oxymethyl-5-hydroxy-4H-pyran-4-one as a solid.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US05523421 |
| Quelldatensatz | uspto-grants-1996_06 |
| ORD ID | ord-bb4cce7a132f41968238228fa8764417 |
| Quellennotiz | uspto-grants-1996_06 |