A new crystalline form of obeticholic acid and preparation method thereof

The present invention relates to a new crystalline form of obeticholic acid and a preparation method therefor. In particular, the present invention relates to crystal form E of obeticholic acid and a preparation method therefor. The crystalline form is very stable, and the solvent residue is low, an...

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Bibliographische Detailangaben
Hauptverfasser:	ZHANG, SHUNJI, TIAN, WEIWEI, ZHU, CHANGZHEN, WANG, SHENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHEMISTRY HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE METALLURGY ORGANIC CHEMISTRY PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS STEROIDS
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Beschreibung
Zusammenfassung:	The present invention relates to a new crystalline form of obeticholic acid and a preparation method therefor. In particular, the present invention relates to crystal form E of obeticholic acid and a preparation method therefor. The crystalline form is very stable, and the solvent residue is low, and the crystalline form is suitable for industrial production. Obeticholic acid has the following structure: