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Priority claimed from DE19712118262external-prioritypatent/DE2118262C3/en
Priority claimed from DK220871Aexternal-prioritypatent/DK138542C/en
Application filed by Hoechst AgfiledCriticalHoechst Ag
Publication of DK132660BpublicationCriticalpatent/DK132660B/en
Application grantedgrantedCritical
Publication of DK132660CpublicationCriticalpatent/DK132660C/en
ANALOGICAL PROCEDURE FOR THE PREPARATION OF 11-OXYGENATED 2-CHLORO-6ALFA, 9ALFA-DIFLUOR-16ALFA-METHYL-3,20,21-TRIOXO-1,4-PREGNADIENES OR 21-ALDEHYDHYDRATES OR -ES