CN Patent

CN114075154B — 伏硫西汀的制备方法

Assigned to Chia Tai Tianqing Pharmaceutical Group Co Ltd · Expires 2025-03-28 · 1y expired

What this patent protects

本申请属于药物化学领域，涉及一种伏硫西汀的制备方法。伏硫西汀的盐在1,2‑丙二胺的溶液条件下和有机溶剂处理后，生成式Ⅰ化合物伏硫西汀，能高效且低成本地降低现有技术中钯残留以及杂质如氯化物和乙酰化杂质。

USPTO Abstract

本申请属于药物化学领域，涉及一种伏硫西汀的制备方法。伏硫西汀的盐在1,2‑丙二胺的溶液条件下和有机溶剂处理后，生成式Ⅰ化合物伏硫西汀，能高效且低成本地降低现有技术中钯残留以及杂质如氯化物和乙酰化杂质。

Drugs covered by this patent

Patent Metadata

Patent number
CN114075154B
Jurisdiction
CN
Classification
—
Expires
2025-03-28
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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