CN Patent

CN119735586A — 一种恩格列净晶型iii及其制备方法

Assigned to Jinan Boyang Analytical Instrument Co.,Ltd. · Expires 2025-04-01 · 1y expired

What this patent protects

本发明属于医药技术领域，具体涉及恩格列净的新晶型及其制备方法。所述恩格列净的新晶型的X射线粉末衍射图谱如图1所示。本发明提供了恩格列净新晶型III，在稳定性和溶解度上优于其他晶型，在制药工业中前景优异。本发明还提供了5种新晶型相应的制备方法，所述制备方法简便，易于工业应用，采用相应的制备方法实施例1所获得新晶型的收率均可达到90%以上。

USPTO Abstract

本发明属于医药技术领域，具体涉及恩格列净的新晶型及其制备方法。所述恩格列净的新晶型的X射线粉末衍射图谱如图1所示。本发明提供了恩格列净新晶型III，在稳定性和溶解度上优于其他晶型，在制药工业中前景优异。本发明还提供了5种新晶型相应的制备方法，所述制备方法简便，易于工业应用，采用相应的制备方法实施例1所获得新晶型的收率均可达到90%以上。

Drugs covered by this patent

Patent Metadata

Patent number
CN119735586A
Jurisdiction
CN
Classification
—
Expires
2025-04-01
Drug substance claim
No
Drug product claim
No
Assignee
Jinan Boyang Analytical Instrument Co.,Ltd.
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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