VERFAHREN ZUR HERSTELLUNG VON D(-) - ALPHA - AMINOBENZYLPENICILLIN

VERFAHREN ZUR HERSTELLUNG VON D(-) - ALPHA - AMINOBENZYLPENICILLIN

A method for preparing D(-)- alpha -amino-benzylpenicillin directly from natural penicillins by an one-stage process. The natural penicillins are esterified, transformed into iminochloride and then into iminoethers which is reacted simultaneously with water and chloride of phenylglycine hydrochlorid...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: CIGNARELLA, GIORGIO, SASSARI, PASQUALUCCI, CARMINE RENATO, BONFANTI, GIOVANNI
Format: Patent
Sprache:ger
Schlagworte:
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:A method for preparing D(-)- alpha -amino-benzylpenicillin directly from natural penicillins by an one-stage process. The natural penicillins are esterified, transformed into iminochloride and then into iminoethers which is reacted simultaneously with water and chloride of phenylglycine hydrochloride to give the desired product.