CN Patent

CN111122736B — 一种用于检测布瓦西坦中间体中对映异构体的方法

Assigned to Beijing Xin Kai Yuan Pharmaceutical Technology Co ltd Hainan Branch · Expires 2021-03-12 · 5y expired

What this patent protects

本发明提供一种用于检测布瓦西坦中间体中对映异构体的方法,采用的色谱条件为:色谱柱为CHIRALPAK IC色谱柱,柱温为25~40℃,检测波长205nm,流动相为正己烷、异丙醇和三乙胺的混合物,流速为0.8~1.2mL/min。利用本发明的方法可以准确地进行(R)‑3‑碘甲基己酸中对映异构体(S)‑3‑碘甲基己酸的定量分析,本发明能有效地对对映异构体进行分离检测,峰型对称,无拖尾现象,分离度、专属性、定量限与检测限、线性、重复性、准确度、精密度、溶液稳定性、耐用性均符合要求,检测效果良好。

USPTO Abstract

本发明提供一种用于检测布瓦西坦中间体中对映异构体的方法,采用的色谱条件为:色谱柱为CHIRALPAK IC色谱柱,柱温为25~40℃,检测波长205nm,流动相为正己烷、异丙醇和三乙胺的混合物,流速为0.8~1.2mL/min。利用本发明的方法可以准确地进行(R)‑3‑碘甲基己酸中对映异构体(S)‑3‑碘甲基己酸的定量分析,本发明能有效地对对映异构体进行分离检测,峰型对称,无拖尾现象,分离度、专属性、定量限与检测限、线性、重复性、准确度、精密度、溶液稳定性、耐用性均符合要求,检测效果良好。

Drugs covered by this patent

Patent Metadata

Patent number
CN111122736B
Jurisdiction
CN
Classification
Expires
2021-03-12
Drug substance claim
No
Drug product claim
No
Assignee
Beijing Xin Kai Yuan Pharmaceutical Technology Co ltd Hainan Branch
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.