GROßTECHNISCHES VERFAHREN ZUR HERSTELLUNG VON 17- HYDROXY-6BETA, 7BETA, 15BETA,16BETA-BISMETHYLEN-3-OXO-17ALPHA-PREGN-4 EN-21-CARBONSÄURE-GAMMA- LACTON UND SCHLÜSSELZWISCHENPRODUKTE FÜR DIESES VERFAHREN

The invention relates to an industrial process for the preparation of 17-hydroxy-6 ,7 ;15 ,16 -bismethylene-3-oxo-17α-pregn-4-ene-21-carboxylic acid γ-lactone of formula (I), and to the key-intermediates for this process.

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Bibliographic Details
Main Authors TUBA, ZOLTAN, GALIK, GYOERGY, HORVATH, JUDIT, BALOGH, GABOR, ARANYI, ANTAL, SOEROES, BELA, MAHA, SANDOR, BADI, JOZSEF
Format Patent
LanguageGerman
Published 15.06.2010
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Summary:The invention relates to an industrial process for the preparation of 17-hydroxy-6 ,7 ;15 ,16 -bismethylene-3-oxo-17α-pregn-4-ene-21-carboxylic acid γ-lactone of formula (I), and to the key-intermediates for this process.
Bibliography:Application Number: AT20050797354T