PROCESS FOR THE PREPARATION OF SODIUM SALT OF AMPICILLIN

PROCESS FOR THE PREPARATION OF SODIUM SALT OF AMPICILLIN

The sodium salt of ampicillin is prepared by forming a solution of the diethylamine salt of the ampicillin in methylene dichloride with only a small excess of diethylamine over the stoichiometric requirement and recovering the sodium salt precipitated upon the addition of a sodium or sodio precipita...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: CLARK D,US, HUTTON R,GB
Format: Patent
Sprache:eng
Schlagworte:
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:The sodium salt of ampicillin is prepared by forming a solution of the diethylamine salt of the ampicillin in methylene dichloride with only a small excess of diethylamine over the stoichiometric requirement and recovering the sodium salt precipitated upon the addition of a sodium or sodio precipitant.