CN Patent

CN119176856B — Pegcetacoplan的制备方法

Assigned to Hangzhou Nuotanuohe Biopharmaceutical Technology Co ltd · Expires 2025-03-18 · 1y expired

What this patent protects

本发明涉及药物合成技术领域，尤其是涉及一种Pegcetacoplan的制备方法。Pegcetacoplan的制备方法，包括如下步骤：Pegcetacoplan中间体环肽与PEG衍生物于溶剂中，在碱的作用下进行偶联反应，得到所述Pegcetacoplan。本发明将Pegcetacoplan中间体环肽与特定PEG衍生物进行偶联反应，并对该体系下的偶联反应条件进行探究，既提高了偶联效率，又减少了副反应，提高收率，更适于大规模的生产。

USPTO Abstract

本发明涉及药物合成技术领域，尤其是涉及一种Pegcetacoplan的制备方法。Pegcetacoplan的制备方法，包括如下步骤：Pegcetacoplan中间体环肽与PEG衍生物于溶剂中，在碱的作用下进行偶联反应，得到所述Pegcetacoplan。本发明将Pegcetacoplan中间体环肽与特定PEG衍生物进行偶联反应，并对该体系下的偶联反应条件进行探究，既提高了偶联效率，又减少了副反应，提高收率，更适于大规模的生产。

Drugs covered by this patent

Patent Metadata

Patent number: CN119176856B
Jurisdiction: CN
Classification: —
Expires: 2025-03-18
Drug substance claim: No
Drug product claim: No
Assignee: Hangzhou Nuotanuohe Biopharmaceutical Technology 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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