CN Patent

CN105315263B — 阿法替尼中间体的合成方法

Assigned to Chia Tai Tianqing Pharmaceutical Group Co Ltd · Expires 2018-11-27 · 7y expired

What this patent protects

本发明涉及阿法替尼中间体的合成方法，该方法由(S)‑N‑(3‑氯‑4‑氟苯基)‑6‑硝基‑7‑[(四氢呋喃‑3‑基)氧基]喹唑啉‑4‑胺与保险粉反应得到，本发明的方法不仅获得高的产率，而且简化反应的后处理。

USPTO Abstract

本发明涉及阿法替尼中间体的合成方法，该方法由(S)‑N‑(3‑氯‑4‑氟苯基)‑6‑硝基‑7‑[(四氢呋喃‑3‑基)氧基]喹唑啉‑4‑胺与保险粉反应得到，本发明的方法不仅获得高的产率，而且简化反应的后处理。

Drugs covered by this patent

Patent Metadata

Patent number
CN105315263B
Jurisdiction
CN
Classification
—
Expires
2018-11-27
Drug substance claim
No
Drug product claim
No
Assignee
Chia Tai Tianqing Pharmaceutical Group 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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