INDUSTRIAL PROCESS FOR THE SYNTHESIS OF ULIPRISTAL ACETATE AND ITS 4'-ACETYL ANALOGUE

INDUSTRIAL PROCESS FOR THE SYNTHESIS OF ULIPRISTAL ACETATE AND ITS 4'-ACETYL ANALOGUE

The present invention relates to a new process for the synthesis of compounds of formula (I) (wherein the meaning of R is dimethylamino or acetyl group) using the compound of formula (II) (wherein the meaning of R is dimethylamino or 2-methyl-1,3-dioxolan-2-yl group) as starting material, as well as...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: JÁNOS CSÖRGEI, ZOLTÁN BÉNI, CSABA SÁNTA, ANTAL ARANYI, SÁNDOR MAHÓ, JÁNOS HORVÁTH
Format: Patent
Sprache:eng ; por
Schlagworte:
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
STEROIDS
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Beschreibung
Zusammenfassung:The present invention relates to a new process for the synthesis of compounds of formula (I) (wherein the meaning of R is dimethylamino or acetyl group) using the compound of formula (II) (wherein the meaning of R is dimethylamino or 2-methyl-1,3-dioxolan-2-yl group) as starting material, as well as to the intermediate of the process.