CRYSTAL FORM OF FUSED RING DERIVATIVE, AND PREPARATION METHOD THEREFOR AND USE THEREOF

Disclosed in the present invention are a crystal form of a fused ring derivative, and a preparation method therefor and the use thereof. The crystal form I of the compound as represented by formula A of the present invention has high purity and good stability, and is non-hygroscopic. In addition, th...

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Bibliographische Detailangaben
Hauptverfasser:	XU, Zusheng, TANG, Youhai, LOU, Yangtong
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CHEMISTRY HETEROCYCLIC COMPOUNDS 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:	Disclosed in the present invention are a crystal form of a fused ring derivative, and a preparation method therefor and the use thereof. The crystal form I of the compound as represented by formula A of the present invention has high purity and good stability, and is non-hygroscopic. In addition, the crystallization solvent used in the preparation method therefor has the advantage of low residue and is suitable for industrial production.