CN Patent

CN114088830B — 一种4-(3-氟苄氧基)苯甲醛中异构体的检测方法

Assigned to Shijiazhuang No 4 Pharmaceutical Co Ltd · Expires 2022-09-23 · 4y expired

What this patent protects

本发明涉及分析检测技术领域,具体公开一种4‑(3‑氟苄氧基)苯甲醛中异构体的检测方法。所述检测方法包括以下步骤:配制供试品溶液和对照品溶液;采用气相色谱对所述供试品溶液和所述对照品溶液进行检测,所述气相色谱的色谱条件为:色谱柱的固定液为2,3‑二‑O‑甲基‑6‑叔丁基甲硅烷基改性的β环糊精,检测器为氢火焰离子化检测器,检测器温度为225℃~235℃,起始温度为48℃~52℃,以28℃/min~32℃/min的升温速率升温至175℃~185℃,恒温35min,进样口温度为175℃~185℃。本申请提供检测方法专属性强,灵敏度高,具有广阔的应用前景。

USPTO Abstract

本发明涉及分析检测技术领域,具体公开一种4‑(3‑氟苄氧基)苯甲醛中异构体的检测方法。所述检测方法包括以下步骤:配制供试品溶液和对照品溶液;采用气相色谱对所述供试品溶液和所述对照品溶液进行检测,所述气相色谱的色谱条件为:色谱柱的固定液为2,3‑二‑O‑甲基‑6‑叔丁基甲硅烷基改性的β环糊精,检测器为氢火焰离子化检测器,检测器温度为225℃~235℃,起始温度为48℃~52℃,以28℃/min~32℃/min的升温速率升温至175℃~185℃,恒温35min,进样口温度为175℃~185℃。本申请提供检测方法专属性强,灵敏度高,具有广阔的应用前景。

Drugs covered by this patent

Patent Metadata

Patent number
CN114088830B
Jurisdiction
CN
Classification
Expires
2022-09-23
Drug substance claim
No
Drug product claim
No
Assignee
Shijiazhuang No 4 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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