METHOD OF REFINING VALSARTAN COMPRISING MORE THAN 10% D-ISOMERS

The present invention relates to a method of refining valsartan comprising more than 10% D-isomers, the method comprising: adding a solvent to valsartan comprising more than 10% D-isomers and dissolving, adding a certain amount of inorganic base, separating solids out after salification, obtaining t...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WANG, PENG, CHEN, JIAN, CHEN, YONGBI, ZHANG, WENLING
Format:	Patent
Sprache:	chi ; eng ; fre
Schlagworte:	CHEMISTRY HETEROCYCLIC COMPOUNDS METALLURGY ORGANIC CHEMISTRY
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