PROCEDE DE PREPARATION DE DERIVES ESTROGENES

A process for the preparation of compounds of formula (I) in which R1, R2, R3 and n are defined as indicated in the description, use of said compounds as intermediates for the preparation of estrogen derivatives as well as the intermediates of this process.

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Bibliographische Detailangaben
Hauptverfasser: MAZURIE ALAIN, BENEDETTI FRANCOISE, WEHREY CHRISTIAN, NIQUE FRANCOIS, PRAT DENIS
Format: Patent
Sprache:fre
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Beschreibung
Zusammenfassung:A process for the preparation of compounds of formula (I) in which R1, R2, R3 and n are defined as indicated in the description, use of said compounds as intermediates for the preparation of estrogen derivatives as well as the intermediates of this process.