One step method for synthesizing asepsis powder of Cefathiamidine

A process for preparing the aseptic powder of cefathiamidine includes such steps as dissolving 7-bromoacetyl ACA, triethylamine and N,N-diisopropyl thiourea in dichloromethane, ultrafiltration, aseptic stirring while reacting, dropping acetone, crystallizing, filtering and baking.

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Bibliographische Detailangaben
Hauptverfasser:	SONGZHI YAO, LEI GUO
Format:	Patent
Sprache:	eng
Schlagworte:	HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS
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Beschreibung
Zusammenfassung:	A process for preparing the aseptic powder of cefathiamidine includes such steps as dissolving 7-bromoacetyl ACA, triethylamine and N,N-diisopropyl thiourea in dichloromethane, ultrafiltration, aseptic stirring while reacting, dropping acetone, crystallizing, filtering and baking.