CN Patent

CN102115468B — 一种2,5-二取代噻吩化合物的合成方法

Assigned to Shandong Topharman Pharmaceutical Co., Ltd. · Expires 2014-06-11 · 12y expired

What this patent protects

本发明涉及一种2，5-二取代噻吩化合物I的制备方法及其用于制备化合物V的用途。所述方法是用化合物II和化合物III在硫试剂存在下通过一锅法合成化合物I。相对于现有技术，本发明具有原料易得、反应条件温和、操作简便、收率高、适合工业化生产等优点。

USPTO Abstract

本发明涉及一种2，5-二取代噻吩化合物I的制备方法及其用于制备化合物V的用途。所述方法是用化合物II和化合物III在硫试剂存在下通过一锅法合成化合物I。相对于现有技术，本发明具有原料易得、反应条件温和、操作简便、收率高、适合工业化生产等优点。

Drugs covered by this patent

Patent Metadata

Patent number
CN102115468B
Jurisdiction
CN
Classification
—
Expires
2014-06-11
Drug substance claim
No
Drug product claim
No
Assignee
Shandong Topharman 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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