Reaktionsgleichung
[NH2:1][C:2]1[CH:7]=[CH:6][C:5]([Br:8])=[CH:4][C:3]=1[S:9]([OH:12])(=[O:11])=[O:10].[I:13]Cl.Cl>CO>[NH2:1][C:2]1[C:7]([I:13])=[CH:6][C:5]([Br:8])=[CH:4][C:3]=1[S:9]([OH:12])(=[O:11])=[O:10]Komponenten
5
Edukt 3
Produkt 1
Reagenzien, Katalysatoren, Lösungsmittel 1
Reaktionsbedingungen
- Temperatur
- 90 °C
Versuchsvorschrift
To 45 g (176 mmol) of 2-amino-5-bromobenzenesulphonic acid are added 46 g (282 mmol) of iodine chloride, 400 ml of aqueous 1N hydrochloric acid solution and 400 ml of methanol. The mixture is heated at 90° C. for 18 hours and concentrated under reduced pressure, and the residue is crystallized from ethanol.
Aufarbeitung
- concentrationconcentrated under reduced pressure
- customthe residue is crystallized from ethanol
Quellen und Nachweise
- ORD-Eintrag
- ord-c7555d9d61194faeb8c71463882c07bf
- Quelldatensatz
- uspto-grants-1998_01
- Patentnummer
- US05712393
Verknüpfte Notizen
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