HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
Hydrazine hydrate (1:1) → 6-amino-3-thiophen-2-yl-1H-quinoxalin-2-one
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | Hydrazine hydrate (1:1) | HCID 24654 | — |
| Edukt | 6-Nitro-3-thiophen-2-yl-1H-quinoxalin-2-one | HCID 21083668 | — |
| Katalysator | Palladium | HCID 23938 | — |
| Lösungsmittel | Methanol | HCID 887 | — |
| Produkt | 6-amino-3-thiophen-2-yl-1H-quinoxalin-2-one | HCID 21083660 | — |
Reaktionsschritte
The quinoxalin-2-one of the present example is prepared by reducing 6-nitro-3-thiophen-2-yl-1H-quinoxalin-2-one of Example 39 with H2NNH2.H2O in the presence of Pd/C in refluxing MeOH.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | USRE042375E1 |
| Quelldatensatz | uspto-grants-2011_05 |
| ORD ID | ord-f63bf4882daf4f3fbbb6f2cd31e35c35 |
| Quellennotiz | uspto-grants-2011_05 |