CN Patent

CN114341155B — 一种肽酰胺类化合物及其中间体的制备方法

Assigned to Haisco Pharmaceutical Group Co Ltd · Expires 2025-03-11 · 1y expired

What this patent protects

一种式(N)所示肽酰胺类化合物及其中间体的制备方法，该方法反应条件温和，操作简单，反应产率高，产品纯度高，后处理方便，适合于工业化生产。

USPTO Abstract

一种式(N)所示肽酰胺类化合物及其中间体的制备方法，该方法反应条件温和，操作简单，反应产率高，产品纯度高，后处理方便，适合于工业化生产。

Drugs covered by this patent

difelikefalin-acetate (DIFELIKEFALIN ACETATE)

Patent Metadata

Patent number: CN114341155B
Jurisdiction: CN
Classification: —
Expires: 2025-03-11
Drug substance claim: No
Drug product claim: No
Assignee: Haisco Pharmaceutical Group 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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