CN Patent

CN117486798B — 一种瑞美吉泮中间体盐酸盐的晶型及其制备方法

Assigned to Hubei Tianshu Pharmaceutical Co ltd · Expires 2025-02-07 · 1y expired

What this patent protects

本发明属于药物技术领域，具体来说涉及一种瑞美吉泮中间体盐酸盐的晶型及其制备方法。本发明的瑞美吉泮中间体盐酸盐晶型A具有纯度高、不易吸潮、化学稳定性高等优点，在产品长期放置过程中，可以保持稳定，不降解。且晶型A的制备方法具有工艺简单、耗时短、适于工艺化生产等优点。

USPTO Abstract

本发明属于药物技术领域，具体来说涉及一种瑞美吉泮中间体盐酸盐的晶型及其制备方法。本发明的瑞美吉泮中间体盐酸盐晶型A具有纯度高、不易吸潮、化学稳定性高等优点，在产品长期放置过程中，可以保持稳定，不降解。且晶型A的制备方法具有工艺简单、耗时短、适于工艺化生产等优点。

Drugs covered by this patent

Patent Metadata

Patent number
CN117486798B
Jurisdiction
CN
Classification
—
Expires
2025-02-07
Drug substance claim
No
Drug product claim
No
Assignee
Hubei Tianshu 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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