CRYSTALLINE ACID-ADDED SALT OF DIASTEREOMERICALLY PURE 1-(2,2-DIMETHYLPROPIONYLOXY)-ETHYL-3-CEPHEM-4-CARBOXYLATE

CRYSTALLINE ACID-ADDED SALT OF DIASTEREOMERICALLY PURE 1-(2,2-DIMETHYLPROPIONYLOXY)-ETHYL-3-CEPHEM-4-CARBOXYLATE

The invention relates to crystalline acid addition salts of the two diastereomers of the 1-(2,2-dimethylpropionyloxy)ethyl ester of 3-cephem-4-carboxylic acid of the general formula II in which X represents the anion of a physiologically acceptable, mono- or polybasic, inorganic or organic acid and...

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Bibliographische Detailangaben
Hauptverfasser: TEEODOORU BUORUMAN, ERIIZABETO DEFUOOSA, YOOAHIMUUHAINAA IENDORARA, RUUDORUFU RATORERU, DEIITAA IIZERUTO, GERUTO FUITSUSHIYAA
Format: Patent
Sprache:eng
Schlagworte:
APPARATUS THEREFOR
CHEMISTRY
GENERAL METHODS OF ORGANIC CHEMISTRY
HETEROCYCLIC COMPOUNDS
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
METALLURGY
ORGANIC CHEMISTRY
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS
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Beschreibung
Zusammenfassung:The invention relates to crystalline acid addition salts of the two diastereomers of the 1-(2,2-dimethylpropionyloxy)ethyl ester of 3-cephem-4-carboxylic acid of the general formula II in which X represents the anion of a physiologically acceptable, mono- or polybasic, inorganic or organic acid and the group =N-OH is in the syn position, pharmaceutical preparations active against bacterial infections and which contain such cephem derivatives, a process for the preparation of the cephem derivatives, and the use of the cephem derivatives for the control of bacterial infections.