Method for preparing 17 alpha-acetoxy-11beta-(4-N,N-dimethylaminophenyl)-19-norpregna-4,9-diene-3,20-dione, intermediates thereof, and methods for the preparation of such intermediates

Methods for the preparation of the 19-norprogesterone of formula I and its intermediates, in crystalline and amorphous forms.

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Hauptverfasser: ANNE-MARIE SIMMONS, HYUN K. KIM, PEMMARAJU N. RAO
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creator ANNE-MARIE SIMMONS
HYUN K. KIM
PEMMARAJU N. RAO
description Methods for the preparation of the 19-norprogesterone of formula I and its intermediates, in crystalline and amorphous forms.
format Patent
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subjects CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
STEROIDS
title Method for preparing 17 alpha-acetoxy-11beta-(4-N,N-dimethylaminophenyl)-19-norpregna-4,9-diene-3,20-dione, intermediates thereof, and methods for the preparation of such intermediates
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