Process for the preparation of difluoro - and chlorofluorobenzodioxolanes

A novel process for the preparation of benzodioxoles of the formula (I) in which Hal represents a chlorine or fluorine atom, from dichlorobenzodioxole with stoichiometric amounts of anhydrous hydrofluoric acid.

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: HEINRICH, JOSEF, SCHNALKE, KARL-ERWIN, DOERING, FRITZ
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
Online-Zugang:Volltext bestellen
Tags: Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
Beschreibung
Zusammenfassung:A novel process for the preparation of benzodioxoles of the formula (I) in which Hal represents a chlorine or fluorine atom, from dichlorobenzodioxole with stoichiometric amounts of anhydrous hydrofluoric acid.