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Priority claimed from GB54788/74Aexternal-prioritypatent/GB1534508A/en
Application filed by Beecham Group LtdfiledCriticalBeecham Group Ltd
Publication of DK574875ApublicationCriticalpatent/DK574875A/da
Publication of DK142702BpublicationCriticalpatent/DK142702B/da
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Publication of DK142702CpublicationCriticalpatent/DK142702C/da
C07D503/00—Heterocyclic compounds containing 4-oxa-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a ring system of the formula:, e.g. oxapenicillins, clavulanic acid derivatives; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
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Chemical & Material Sciences
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Organic Chemistry
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Pharmaceuticals Containing Other Organic And Inorganic Compounds
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Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems
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Cephalosporin Compounds
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DK574875AA1974-12-181975-12-17Fremgangsmåde til fremstilling af isoclavulansyrederivater.
DK142702B
(da)