CRYSTAL OF HYDROXYNOREPHEDRIN DERIVATIVE HYDROCHLORIDE 1/4 HYDRATE

The present invention provids ethyl (-)-2-[4-[2-[[1S,2R]-2-hydroxy-2-(4-hydroxyphenyl)-1-methylethyl]amino]ethyl]-2,5-dimethylphenoxyacetate hydrochloride 1/4 hydrate or a crystal thereof which can be determined by characteristic diffraction peaks of the powder X-ray diffraction, thermogravimetry-di...

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Bibliographische Detailangaben
Hauptverfasser:	TODA, MICHIO, ISAWA, HIDETOSHI
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS 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
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Beschreibung
Zusammenfassung:	The present invention provids ethyl (-)-2-[4-[2-[[1S,2R]-2-hydroxy-2-(4-hydroxyphenyl)-1-methylethyl]amino]ethyl]-2,5-dimethylphenoxyacetate hydrochloride 1/4 hydrate or a crystal thereof which can be determined by characteristic diffraction peaks of the powder X-ray diffraction, thermogravimetry-differential thermal analysis or the like, and obtained by manufacturing ethyl (-)-2-[4-[2-[[1S,2R]-2-hydroxy-2-(4-hydroxyphenyl)-1-methylethyl]amino]ethyl]-2,5-dimethylphenoxyacetate by a specific method.