CN Patent

CN107660207B — 丁丙诺啡乙酸盐及用于制备丁丙诺啡的方法

Assigned to Rhodes Technologies Inc · Expires 2020-09-29 · 6y expired

What this patent protects

本公开提供丁丙诺啡的乙酸盐，及其无水物、溶剂化物、水合物及其结晶形式，其中所述丁丙诺啡的乙酸盐基本上不合杂质。本公开还提供制备所述乙酸盐的方法、由所述乙酸盐制备的丁丙诺啡游离碱、由所述游离碱制备的其他盐和基本上不含杂质的其药物组合物。

USPTO Abstract

本公开提供丁丙诺啡的乙酸盐，及其无水物、溶剂化物、水合物及其结晶形式，其中所述丁丙诺啡的乙酸盐基本上不合杂质。本公开还提供制备所述乙酸盐的方法、由所述乙酸盐制备的丁丙诺啡游离碱、由所述游离碱制备的其他盐和基本上不含杂质的其药物组合物。

Drugs covered by this patent

Patent Metadata

Patent number
CN107660207B
Jurisdiction
CN
Classification
—
Expires
2020-09-29
Drug substance claim
No
Drug product claim
No
Assignee
Rhodes Technologies Inc
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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