CN Patent

CN119198987B — L-苹果酸萨米多芬原料药及杂质的高效液相色谱检测方法

Assigned to Shandong Qidu Pharmaceutical Co Ltd · Expires 2025-03-28 · 1y expired

What this patent protects

本发明属于医药检测的技术领域,具体涉及L‑苹果酸萨米多芬原料药及杂质的高效液相色谱检测方法。本发明所述的L‑苹果酸萨米多芬原料药及杂质的高效液相色谱检测方法,其中的高效液相色谱检测的条件包括:色谱柱以十八烷基硅烷键合硅胶为填料,检测波长210nm,柱温28‑32℃,以0.1wt%辛烷磺酸钠为流动相A,以乙腈为流动相B,梯度洗脱。本发明提供的L‑苹果酸萨米多芬原料药及杂质的高效液相色谱检测方法,简便快捷、专属性强、灵敏度高、分离度好、检测杂质种类多,填补了药品检测的空白,原料药的质量得到控制。

USPTO Abstract

本发明属于医药检测的技术领域,具体涉及L‑苹果酸萨米多芬原料药及杂质的高效液相色谱检测方法。本发明所述的L‑苹果酸萨米多芬原料药及杂质的高效液相色谱检测方法,其中的高效液相色谱检测的条件包括:色谱柱以十八烷基硅烷键合硅胶为填料,检测波长210nm,柱温28‑32℃,以0.1wt%辛烷磺酸钠为流动相A,以乙腈为流动相B,梯度洗脱。本发明提供的L‑苹果酸萨米多芬原料药及杂质的高效液相色谱检测方法,简便快捷、专属性强、灵敏度高、分离度好、检测杂质种类多,填补了药品检测的空白,原料药的质量得到控制。

Drugs covered by this patent

Patent Metadata

Patent number
CN119198987B
Jurisdiction
CN
Classification
Expires
2025-03-28
Drug substance claim
No
Drug product claim
No
Assignee
Shandong Qidu 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.

Track this patent

Get a daily-checked alert when vulnerability score, expiry, classification, or assignee changes. Email, Slack, or Teams delivery. Pro: 50 watches, Free: 3.