HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
Water → 4,4'-Difluorobenzophenone
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | Water | HCID 962 | — |
| Edukt | 1,1'-Methylenebis[4-fluorobenzene] | HCID 96094 | — |
| Katalysator | Manganese dioxide | HCID 14801 | — |
| Produkt | 4,4'-Difluorobenzophenone | HCID 9582 | 95% |
Reaktionsschritte
The procedure of Example 1 was used except that 20 g 4,4'-difluorodiphenylmethane, 30 g water, 31 g MnO2 and 50 g H2 SO4 were used. 20 g off-white solids, after toluene removal, afforded 95% pure 4,4'-difluorobenzophenone in a 90% yield.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US05723676 |
| Quelldatensatz | uspto-grants-1998_03 |
| ORD ID | ord-f59502531b224cbdb38244051ab9c738 |
| Quellennotiz | uspto-grants-1998_03 |