CN Patent

CN115477645A — 马来酸阿伐曲泊帕系列杂质及其制备方法和应用

Assigned to Hunan Xianshi Pharmaceutical Co ltd · Expires 2022-12-16 · 3y expired

What this patent protects

本发明公开了马来酸阿伐曲泊帕系列杂质及其制备方法和用途，属于医药合成技术领域。该系列杂质包括如式(Ⅰ)、式(Ⅱ)、式(Ⅲ)、式(Ⅳ)或式(Ⅴ)中的至少一种。本发明还提供了制备高纯上述杂质的方法。本发明提供的马来酸阿伐曲泊帕系列杂质可作为标准品或对照品用于马来酸阿伐曲泊帕质量控制中。

USPTO Abstract

本发明公开了马来酸阿伐曲泊帕系列杂质及其制备方法和用途，属于医药合成技术领域。该系列杂质包括如式(Ⅰ)、式(Ⅱ)、式(Ⅲ)、式(Ⅳ)或式(Ⅴ)中的至少一种。本发明还提供了制备高纯上述杂质的方法。本发明提供的马来酸阿伐曲泊帕系列杂质可作为标准品或对照品用于马来酸阿伐曲泊帕质量控制中。

Drugs covered by this patent

Patent Metadata

Patent number
CN115477645A
Jurisdiction
CN
Classification
—
Expires
2022-12-16
Drug substance claim
No
Drug product claim
No
Assignee
Hunan Xianshi Pharmaceutical 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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