3-BROMO-4-FLUORO-BENZALDEHYDE AND MANUFACTURE

3-BROMO-4-FLUORO-BENZALDEHYDE AND MANUFACTURE

The new compound is prepared and converted to the new acetal which is reacted with an alkali phenolate or alkaline earth metal phenolate in the presence of copper or a copper compound as a catalyst and in the presence of a diluent at a temperature between about 100 DEG and 200 DEG C. to produce the...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: EERITSUHI KURAUKE, UUBUE PURIISUNITSUTSU, HANSU YOOHAMU RIIBERU, FURITSUTSU MAURERU, RAINERU FUTSUKUSU
Format: Patent
Sprache:eng
Schlagworte:
ACYCLIC OR CARBOCYCLIC COMPOUNDS
APPARATUS THEREFOR
CHEMISTRY
GENERAL METHODS OF ORGANIC CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:The new compound is prepared and converted to the new acetal which is reacted with an alkali phenolate or alkaline earth metal phenolate in the presence of copper or a copper compound as a catalyst and in the presence of a diluent at a temperature between about 100 DEG and 200 DEG C. to produce the new acetal which can be hydrolyzed to the corresponding aldehyde which is a known intermediate for pyrethroid-like insecticides.