HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
Hydrazinecarboxaldehyde → 6-(p-Bromophenyl)-1,2,4-triazolo[4,3-b]pyridazine
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | Hydrazinecarboxaldehyde | HCID 12229 | — |
| Edukt | 3-(4-Bromophenyl)-6-chloropyridazine | HCID 6405255 | — |
| Lösungsmittel | 1-Butanol | HCID 263 | — |
| Produkt | 6-(p-Bromophenyl)-1,2,4-triazolo[4,3-b]pyridazine | HCID 22768933 | — |
Reaktionsschritte
A mixture of 3.76 g. of 3-(p-bromophenyl)-6-chloropyridazine, 1.80 g. of formylhydrazine and 50 ml. of butyl alcohol is heated to reflux and allowed to reflux overnight. The reaction mixture is allowed to cool and the precipitated product is washed with water, air dried and recrystallized from methyl alcohol, m.p. 209°-211° C.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US04117130 |
| Quelldatensatz | uspto-grants-1978_09 |
| ORD ID | ord-75431e61e93e4b2a95d18a4233c3c94c |
| Quellennotiz | uspto-grants-1978_09 |