CN Patent

CN117551081A — 一种偏头痛治疗药物新的制备方法

Assigned to Beijing Kang Lisheng Pharmaceutical Technology Development Co ltd · Expires 2024-02-13 · 2y expired

What this patent protects

本发明提供一种经3步反应制备高纯度盐酸泽瓦格潘的新方法，其显著特点是收率高，产品纯度高，反应条件温和，环境友好。该方法有助于降低盐酸泽瓦格潘的生产成本，缓解其可及性问题，使急性偏头痛患者从中获益。

USPTO Abstract

本发明提供一种经3步反应制备高纯度盐酸泽瓦格潘的新方法，其显著特点是收率高，产品纯度高，反应条件温和，环境友好。该方法有助于降低盐酸泽瓦格潘的生产成本，缓解其可及性问题，使急性偏头痛患者从中获益。

Drugs covered by this patent

Patent Metadata

Patent number
CN117551081A
Jurisdiction
CN
Classification
—
Expires
2024-02-13
Drug substance claim
No
Drug product claim
No
Assignee
Beijing Kang Lisheng Pharmaceutical Technology Development 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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