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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Hoechst AG
Original Assignee
Hoechst AG
Farbwerke Hoechst AG
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Filing date
Publication date
Priority claimed from DEF40226Aexternal-prioritypatent/DE1207046B/de
Application filed by Hoechst AG, Farbwerke Hoechst AGfiledCriticalHoechst AG
Priority to FR981684ApriorityCriticalpatent/FR1414817A/fr
Application grantedgrantedCritical
Publication of FR1414817ApublicationCriticalpatent/FR1414817A/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
(AREA)
Organic Chemistry
(AREA)
FR981684A1963-07-131964-07-15Nouvelles pénicillines et leur préparation
ExpiredFR1414817A
(fr)