Legal status (The legal status 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 status listed.)
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Merck and Co Inc
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Merck and Co Inc
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Publication date
Application filed by Merck and Co IncfiledCriticalMerck and Co Inc
Priority to FR859110ApriorityCriticalpatent/FR1451170A/fr
Priority to FR868129Aprioritypatent/FR1428M/fr
Application grantedgrantedCritical
Publication of FR1451170ApublicationCriticalpatent/FR1451170A/fr
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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Chemical & Material Sciences
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Organic Chemistry
(AREA)
FR859110A1960-04-201961-04-18Pénicillines et leur procédé de fabrication
ExpiredFR1451170A
(fr)