HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
Thionyl Chloride → Benzoyl chloride, 2,4-dichloro-5-fluoro-3-nitro-
Beteiligte Stoffe
| Rolle | Name | HCID | Einwaage |
|---|---|---|---|
| Edukt | Thionyl Chloride | HCID 24386 | — |
| Edukt | 2,4-Dichloro-5-fluoro-3-nitrobenzoic acid | HCID 2734259 | — |
| Katalysator | Dimethylformamide | HCID 6228 | — |
| Produkt | Benzoyl chloride, 2,4-dichloro-5-fluoro-3-nitro- | HCID 11818130 | — |
Reaktionsschritte
254 g (1 mol) of 2,4-dichloro-5-fluoro-3-nitro-benzoic acid are refluxed in 700 ml of thionyl chloride with addition of 3 drops of dimethylformamide until the gas evolution ceases. Excess thionyl chloride is removed by distillation, and the residue is fractionated in vacuo.
Herkunft & Nachweise
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patentnummer | US04990661 |
| Quelldatensatz | uspto-grants-1991_02 |
| ORD ID | ord-6e9702b552f34a4487227e7863837c8d |
| Quellennotiz | uspto-grants-1991_02 |