PROCESS FOR PREPARING THE CRYSTALLINE FORM II OF FEBUXOSTAT

The present invention relates to a novel process for preparing the crystalline form II of febuxostat by crystallization of a solvent selected from ethyl acetate, methyl acetate or ethyl formiate. La présente invention concerne un nouveau procédé de préparation de la forme cristalline II du fébuxosta...

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Bibliographic Details
Main Authors SALAET FERRE, JOSEP, MARQUILLAS OLONDRIZ, FRANCISCO
Format Patent
LanguageEnglish
French
Published 21.06.2012
Subjects
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Summary:The present invention relates to a novel process for preparing the crystalline form II of febuxostat by crystallization of a solvent selected from ethyl acetate, methyl acetate or ethyl formiate. La présente invention concerne un nouveau procédé de préparation de la forme cristalline II du fébuxostat par cristallisation dans un solvant choisi parmi l'acétate d'éthyle, l'acétate de méthyle ou le formiate d'éthyle.
Bibliography:Application Number: WO2011EP61906