CN Patent

CN114907283B — 一种2-(3，5-二氯苯基)-苯并噁唑-6-羧酸的制备方法

Assigned to Nanjing Chia Tai Tianqing Pharmaceutical Co Ltd · Expires 2025-01-28 · 1y expired

What this patent protects

本发明提供了一种2‑(3，5‑二氯苯基)‑苯并噁唑‑6‑羧酸的制备方法。具体而言,通过溶剂的选择以及反应条件的优化,避免了中间体后处理的过程,更加绿色环保,更适合工业化。

USPTO Abstract

本发明提供了一种2‑(3，5‑二氯苯基)‑苯并噁唑‑6‑羧酸的制备方法。具体而言,通过溶剂的选择以及反应条件的优化,避免了中间体后处理的过程,更加绿色环保,更适合工业化。

Drugs covered by this patent

Patent Metadata

Patent number
CN114907283B
Jurisdiction
CN
Classification
—
Expires
2025-01-28
Drug substance claim
No
Drug product claim
No
Assignee
Nanjing Chia Tai Tianqing 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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