HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
Piperidine → 5-[(3,4-Dihydroxy-5-cyanophenyl)methylidene]-2-thioxothiazolidin-4-one
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | Piperidine | HCID 8082 | — |
| Edukt | Rhodanine | HCID 1201546 | — |
| Edukt | 5-Formyl-2,3-dihydroxybenzonitrile | HCID 15292583 | — |
| Lösungsmittel | Acetic Acid | HCID 176 | — |
| Produkt | 5-[(3,4-Dihydroxy-5-cyanophenyl)methylidene]-2-thioxothiazolidin-4-one | HCID 53780783 | — |
Reaktionsbedingungen
| Temperatur | 100 °C |
|---|
Reaktionsschritte
A solution containing 0.61 g of rhodanine, 0.72 g of 3,4-dihydroxy-5-cyanobenzaldehyde and 0.1 ml of piperidine in 10 ml of acetic acid was heated for 4 h at 100° C. The product was filtered and washed with 2-propanol. Yield 0.35 g, mp >350° C.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US05614541 |
| Quelldatensatz | uspto-grants-1997_03 |
| ORD ID | ord-3cc49db8fd1e455285acc574fa55ec6c |
| Quellennotiz | uspto-grants-1997_03 |