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Application filed by Knotek Lubomir, Marta Takacova, Michlik Peter, Milan Ing Dudic, Zoltan Beck, Michal SedlakfiledCriticalKnotek Lubomir
Priority to CS838529ApriorityCriticalpatent/CS238890B1/cs
Publication of CS852983A1publicationCriticalpatent/CS852983A1/cs
Publication of CS238890B1publicationCriticalpatent/CS238890B1/cs
Procedimiento para preparar derivados del acido 7beta-(carboxialquenoilamino)-(1-o,1-5 o 1-50)-3 cefem-4- carboxilico, y los intermediarios de aplicacion exclusiva en dicho procedimiento.