CN Patent

CN114436837B — 一种贝派地酸中间体的纯化方法

Assigned to Gan and Lee Pharmaceuticals Co Ltd · Expires 2024-02-20 · 2y expired

What this patent protects

本发明公开了一种贝派地酸中间体8‑氧代‑2,2,14,14‑四甲基十五烷二酸二乙酯(BPD‑3)的纯化方法，使用萃取方法对BPD‑3进行纯化，得到了纯度高的BPD‑3，并且该发明减少了废液、废渣的产出量，减少了设备、物料的投入，降低了生产成本，更适宜工业化生产，符合绿色化学的发展理念。

USPTO Abstract

本发明公开了一种贝派地酸中间体8‑氧代‑2,2,14,14‑四甲基十五烷二酸二乙酯(BPD‑3)的纯化方法，使用萃取方法对BPD‑3进行纯化，得到了纯度高的BPD‑3，并且该发明减少了废液、废渣的产出量，减少了设备、物料的投入，降低了生产成本，更适宜工业化生产，符合绿色化学的发展理念。

Drugs covered by this patent

Patent Metadata

Patent number
CN114436837B
Jurisdiction
CN
Classification
—
Expires
2024-02-20
Drug substance claim
No
Drug product claim
No
Assignee
Gan and Lee Pharmaceuticals 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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