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Priority claimed from JP574877Aexternal-prioritypatent/JPS5392724A/en
Priority claimed from JP574977Aexternal-prioritypatent/JPS5392725A/en
Application filed by Teijin Hercules Chem Co LtdfiledCriticalTeijin Hercules Chem Co Ltd
Publication of MX7178EpublicationCriticalpatent/MX7178E/en
PROCEDURE TO PREPARE ACID COMPOUND 7- (6-PHENYL 1,2-DIHYDRO-2-OXOPYRIDIN-3-CARBONYLAMINE) -PHENYLACETAMIDE-3-METHYL-3-CEPHEM-4-CARBOXYLIC AND ITS SALTS