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Priority to PH21641ApriorityCriticalpatent/PH13463A/en
Publication of PH13463ApublicationCriticalpatent/PH13463A/en
Process for producing 7-(d(-)-alpha(4-ethyl-2,3-dioxo-1-piperazinecarboxamido)-alpha-(4-hydroxyphenyl)acetamido)-3-(5-(methyl-1,2,3,4-tetrazolyl)thiomethyl)-delta3-cephem-4-carboxylic acid,its n,n-dimethylacetamide adduct as a novel intermediate thereof and a process for producing this intermediate
Improved process for the preparation of 7-<(carboxymethoxyimi- no)-1h-pyrazol-3-yl>-amino-3-deacetoxy-3-(1-methyl-1h-tetrazol--5-yl-thio)-cephalosporanic acid
Combinations of penicillanic acid 1,1-dioxide with 7-(d-2-(4-ethyl-piperazin-2,3-dione-1-carboxamido)-2-(4-hydroxyphenyl)acetamido)-3-((1-methyl-5-tetrazolyl)thiomethyl)-3-desacetoxymethylcephalosporanic acid