HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
1,3-dimethyl-4-nitro-1H-pyrazole-5-carbonitrile → 4-Amino-1,3-dimethyl-1H-pyrazole-5-carbonitrile
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | 1,3-dimethyl-4-nitro-1H-pyrazole-5-carbonitrile | HCID 96507 | — |
| Katalysator | Nickel | HCID 935 | — |
| Lösungsmittel | Methanol | HCID 887 | — |
| Produkt | 4-Amino-1,3-dimethyl-1H-pyrazole-5-carbonitrile | HCID 12335816 | — |
Reaktionsschritte
Two-hundred and seventy-two g of 1,3-dimethyl-4-nitro-5-cyano-pyrazole was subjected to catalytic hydrogenation in methanol using a Raney nickel catalyst. The catalyst was filtered away and the filtrate concentrated. The product solidified, mp 109°-111° C.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US04666908 |
| Quelldatensatz | uspto-grants-1987_05 |
| ORD ID | ord-80572243f85a460c9c65208bd90fc4a8 |
| Quellennotiz | uspto-grants-1987_05 |