CN Patent

CN106496193A — 一种高纯度尼罗替尼的制备方法

Assigned to FERGUSON (WUHAN) BIOTECHNOLOGY Co Ltd · Expires 2017-03-15 · 9y expired

What this patent protects

本发明公开了一种高纯度尼罗替尼的制备方法，它包括尼罗替尼的合成与纯化两个步骤，其中纯化步骤又包括萃取、硅胶柱层析、二次萃取和重结晶等步骤。本发明制备的尼罗替尼纯度大于99.5％，单个杂质含量小于0.1％，产率达65％以上，工艺适合原料药级别的工业化生产。

USPTO Abstract

本发明公开了一种高纯度尼罗替尼的制备方法，它包括尼罗替尼的合成与纯化两个步骤，其中纯化步骤又包括萃取、硅胶柱层析、二次萃取和重结晶等步骤。本发明制备的尼罗替尼纯度大于99.5％，单个杂质含量小于0.1％，产率达65％以上，工艺适合原料药级别的工业化生产。

Drugs covered by this patent

Patent Metadata

Patent number
CN106496193A
Jurisdiction
CN
Classification
—
Expires
2017-03-15
Drug substance claim
No
Drug product claim
No
Assignee
FERGUSON (WUHAN) BIOTECHNOLOGY 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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