Process for the preparation of gestodene

The invention relates to a process for the preparation of a compound of formula (I) : wherein R 1 and R 2 are as defined in the description, by reaction of a compound of formula (II) with a base. Compound (I) is an intermediate useful in the preparation of gestodene.

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Bibliographische Detailangaben
Hauptverfasser: LAFAY, JEAN, DILLENSCHNEIDER, JEAN-MARC, MOUTON, FLORENT, PELLEGRINO, GILLES, MOUTOU, JEAN-LUC
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:The invention relates to a process for the preparation of a compound of formula (I) : wherein R 1 and R 2 are as defined in the description, by reaction of a compound of formula (II) with a base. Compound (I) is an intermediate useful in the preparation of gestodene.