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Priority claimed from DE19712118262external-prioritypatent/DE2118262C3/de
Priority claimed from DK220871Aexternal-prioritypatent/DK138542C/da
Application filed by Hoechst AgfiledCriticalHoechst Ag
Publication of DK132660BpublicationCriticalpatent/DK132660B/da
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Publication of DK132660CpublicationCriticalpatent/DK132660C/da
Analogifremgangsmade til fremstilling af 11-oxygenerede 2-chlor-6alfa,9alfa-difluor-16alfa-methyl-3,20,21-trioxo-1,4-pregnadiener eller 21-aldehydhydrater, -estere eller -acetaler deraf