Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filedfiledCritical
Priority to ECSP982462priorityCriticalpatent/ECSP982462A/es
Publication of ECSP982462ApublicationCriticalpatent/ECSP982462A/es
Pharmaceuticals Containing Other Organic And Inorganic Compounds
(AREA)
Cephalosporin Compounds
(AREA)
Abstract
Acidos 7-(((5-amino-1, 2, 4 -tiadiazol -3- il) - (Z) - (fluorometoxiimino) acetil)amino)-3-imino (insustituido o sustituido)-1-piperazinilmetil -hidrazono(sustituido)) metil -3-cefem-4-carboxílicos y ésteres de ácido carboxílico, en donde los sustituyentes se seleccionan a partir de alquilo, cicloalquilo, aralquilo, arilo, alquenilo o alqunilo; por ejemplo en forma libre o en la forma de una sal y/o en la forma de un solvato; un proceso para su producción, y su uso como un producto farmacéutico, por ejemplo como un antibiótico.
Forma cristalina de la sal anhidra compuesta de los acidos 7-((1a,5a,6a)-6-amino-3-azabiciclo(3.1.0.)hex-3-il)-6-fluoro-1-(2,4-difluorofenil)-1,4-dihidro-4-oxo-1,8-naftiridina-3-carboxilico y metanosulfonico.
6-(1-hydroxyethyl)-2-(2-aminoethylthio)-1,1-disubstituted-1-carbadethiapen-2-em-3-carboxylic acids, a process for preparing the same, an antibiotic pharmaceutical composition comprising the same, intermediates useful in a synthesis of that kind and processes for preparing intermediates suitable for the synthesis of that kind
Novel cephalosporins substituted at the 3-position by (methylhydrazono)- methyl groups and at the 7-amino group by a 2-(5-amino-1,2,4-thiadiazol-3- yl)-2-(fluoromethoxyhydrozyimino)-acetyl group.