CN Patent

CN108276405A — 一种医药中间体咪唑并[1,2-a]吡啶-2-羧酸乙酯的合成工艺

Assigned to Nanan Chuangpei Electronic Technology Co Ltd · Expires 2018-07-13 · 8y expired

What this patent protects

本发明属于医药中间体领域，具体涉及一种医药中间体咪唑并[1,2‑A]吡啶‑2‑羧酸乙酯的合成工艺。本发明先将(2‑氧代‑1(2H)‑吡啶基)乙腈和甲酸乙酯在低温下混合后即可进行反应，反应生成的反应物分离后加入乙醇中，并加入碳酸钾，进行回流反应，反应后得到目标产物，本发明操作简单，条件温和，收率高，纯化方便，产品质量优，安全性好，减少了污染。

USPTO Abstract

本发明属于医药中间体领域，具体涉及一种医药中间体咪唑并[1,2‑A]吡啶‑2‑羧酸乙酯的合成工艺。本发明先将(2‑氧代‑1(2H)‑吡啶基)乙腈和甲酸乙酯在低温下混合后即可进行反应，反应生成的反应物分离后加入乙醇中，并加入碳酸钾，进行回流反应，反应后得到目标产物，本发明操作简单，条件温和，收率高，纯化方便，产品质量优，安全性好，减少了污染。

Drugs covered by this patent

Patent Metadata

Patent number
CN108276405A
Jurisdiction
CN
Classification
—
Expires
2018-07-13
Drug substance claim
No
Drug product claim
No
Assignee
Nanan Chuangpei Electronic Technology 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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