CN Patent

CN107179356B — 一种用hplc法测定苏沃雷生有关物质的方法

Assigned to Guangdong HEC Pharmaceutical Co Ltd · Expires 2021-07-16 · 5y expired

What this patent protects

本发明提供一种用HPLC法测定苏沃雷生有关物质的方法,属于医药化工领域;所述方法可用于测定苏沃雷生原料药及其制剂中苏沃雷生有关物质的含量,所述方法的特征是采用以十八烷基硅烷键合相作为固定相的色谱柱,采用磷酸和甲醇为流动相进行梯度洗脱,在反相色谱系统中对苏沃雷生原料药及其制剂的有关物质进行分离测定。本发明提供的分析方法能够有效分离测定苏沃雷生有关物质,具有分离度好,灵敏度高,操作方便等优点。

USPTO Abstract

本发明提供一种用HPLC法测定苏沃雷生有关物质的方法,属于医药化工领域;所述方法可用于测定苏沃雷生原料药及其制剂中苏沃雷生有关物质的含量,所述方法的特征是采用以十八烷基硅烷键合相作为固定相的色谱柱,采用磷酸和甲醇为流动相进行梯度洗脱,在反相色谱系统中对苏沃雷生原料药及其制剂的有关物质进行分离测定。本发明提供的分析方法能够有效分离测定苏沃雷生有关物质,具有分离度好,灵敏度高,操作方便等优点。

Drugs covered by this patent

Patent Metadata

Patent number
CN107179356B
Jurisdiction
CN
Classification
Expires
2021-07-16
Drug substance claim
No
Drug product claim
No
Assignee
Guangdong HEC 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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