ES242708A1 - Procedure for the obtaining of esters of new active subjects. (Machine-translation by Google Translate, not legally binding)
- Google Patents
Procedure for the obtaining of esters of new active subjects. (Machine-translation by Google Translate, not legally binding)
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
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Ciba Geigy AG
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Publication date
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Priority to ES0242708ApriorityCriticalpatent/ES242708A1/en
Publication of ES242708A1publicationCriticalpatent/ES242708A1/en
"Process for obtaining esters of new active substances", characterized in that pregnane-3 β, 16 β -diol-20-ones of the formula ** (See formula) ** they are treated with acetylating agents, the 3 β -monoacetates or 3 β, 16 β -diacetates formed are isolated and, if desired, the monoacetates are transformed into the diacetates. (Machine-translation by Google Translate, not legally binding)
ES0242708A1958-06-271958-06-27Procedure for the obtaining of esters of new active subjects. (Machine-translation by Google Translate, not legally binding)
ExpiredES242708A1
(en)
Procedure for the preparation of 16 alpha, 17alfa-oxido-5alfa- and 5 beta-pregnano-3, 11, 20-triona (Machine-translation by Google Translate, not legally binding)