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Priority claimed from AT212274Aexternal-prioritypatent/AT329750B/de
Application filed by Fujisawa Pharmaceutical CofiledCriticalFujisawa Pharmaceutical Co
Priority to AT405275ApriorityCriticalpatent/AT335056B/de
Publication of ATA405275ApublicationCriticalpatent/ATA405275A/de
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Publication of AT335056BpublicationCriticalpatent/AT335056B/de
C07D499/00—Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. penicillins, penems; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
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Organic Chemistry
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AT405275A1974-03-141975-05-27Verfahren zur herstellung von neuen 2-nied.alkyl-2- oder -3-cephem-4-carbonsaurederivaten
AT335056B
(de)