CN Patent

CN101395159A — 制备含有低含量α,β-不饱和酮化合物的吗啡烷-6-酮产物的方法

Assigned to Mallinckrodt Inc · Expires 2009-03-25 · 17y expired

What this patent protects

本发明总体上涉及制备高纯度的吗啡烷－6－酮产物的方法。该方法包括通过用含硫化合物处理从而降低在吗啡烷－6－酮产物或包括的吗啡烷－6－酮化合物的反应混合物中作为杂质存在的α，β－不饱和酮化合物的浓度。

USPTO Abstract

本发明总体上涉及制备高纯度的吗啡烷－6－酮产物的方法。该方法包括通过用含硫化合物处理从而降低在吗啡烷－6－酮产物或包括的吗啡烷－6－酮化合物的反应混合物中作为杂质存在的α，β－不饱和酮化合物的浓度。

Drugs covered by this patent

Patent Metadata

Patent number
CN101395159A
Jurisdiction
CN
Classification
—
Expires
2009-03-25
Drug substance claim
No
Drug product claim
No
Assignee
Mallinckrodt 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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