CN Patent

CN108072729A — 一种测定奥贝胆酸片溶出度的方法

Assigned to NCPC New Drug Research and Development Co Ltd · Expires 2018-05-25 · 8y expired

What this patent protects

本发明公开了一种测定奥贝胆酸片溶出度的方法。该检测方法包括以下步骤：步骤一，溶液制备；步骤二，提取奥贝胆酸干品；步骤三，衍生化反应；步骤四，用高效液相色谱‑荧光检测器进行检测，步骤五，计算得出待测样品中奥贝胆酸的含量。本方法合理选择高效液相色谱测定参数和测试步骤，选择荧光检测器并用外标法定量，实现了奥贝胆酸片溶出度的精密测定。该方法具有经济有效、专属性强、精密度高、抗干扰能力强和灵敏度的特点。

USPTO Abstract

本发明公开了一种测定奥贝胆酸片溶出度的方法。该检测方法包括以下步骤：步骤一，溶液制备；步骤二，提取奥贝胆酸干品；步骤三，衍生化反应；步骤四，用高效液相色谱‑荧光检测器进行检测，步骤五，计算得出待测样品中奥贝胆酸的含量。本方法合理选择高效液相色谱测定参数和测试步骤，选择荧光检测器并用外标法定量，实现了奥贝胆酸片溶出度的精密测定。该方法具有经济有效、专属性强、精密度高、抗干扰能力强和灵敏度的特点。

Drugs covered by this patent

Patent Metadata

Patent number
CN108072729A
Jurisdiction
CN
Classification
—
Expires
2018-05-25
Drug substance claim
No
Drug product claim
No
Assignee
NCPC New Drug Research and 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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