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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Novartis AG
Original Assignee
Ciba Geigy AG
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Publication date
Application filed by Ciba Geigy AGfiledCriticalCiba Geigy AG
Publication of ES465550A1publicationCriticalpatent/ES465550A1/en
Procedure for obtaining halogen pregnadiene, specifically of compounds of 2,9 alpha-dichloro-6 alpha -fluoro-16 alpha -methyl-11 beta, 17,21-trihydroxy-pregna-1,4-dien-3,20-dione of the formula: *** (see formula) *** where R1 and R2, each, means a free or esterified hydroxy group and R1 and R2 together can also mean a cyclic 17,21-diester group. (Machine-translation by Google Translate, not legally binding)
ES465550A1975-12-121977-12-29Procedure for the obtaining of halogenopregnadienos. (Machine-translation by Google Translate, not legally binding)
ExpiredES465550A1
(en)