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Priority claimed from JP8873377Aexternal-prioritypatent/JPS5424888A/ja
Priority claimed from JP986978Aexternal-prioritypatent/JPS54103889A/ja
Priority claimed from JP53070417Aexternal-prioritypatent/JPS6027679B2/ja
Priority claimed from DK326778Aexternal-prioritypatent/DK164169C/da
Application filed by Toyama Chemical Co LtdfiledCriticalToyama Chemical Co Ltd
Publication of DK136584ApublicationCriticalpatent/DK136584A/da
Publication of DK136584D0publicationCriticalpatent/DK136584D0/da
Analogifremgangsmaade til fremstilling af 7-alfa-methoxycephalosporiner eller farmaceutisk acceptable salte deraf samt et mellemprodukt til anvendelse herved