CN Patent

CN103274926B — 一种制备Remodulin中的活性成分曲前列素的改良方法

Assigned to United Therapeutics Corp · Expires 2016-08-10 · 10y expired

What this patent protects

本发明涉及制备前列环素衍生物的改良方法。一种实施方式提供通过曲前列素的盐将苯并茚三元醇转化为曲前列素的改良方法并且提供纯化曲前列素的改良方法。

USPTO Abstract

本发明涉及制备前列环素衍生物的改良方法。一种实施方式提供通过曲前列素的盐将苯并茚三元醇转化为曲前列素的改良方法并且提供纯化曲前列素的改良方法。

Drugs covered by this patent

Patent Metadata

Patent number
CN103274926B
Jurisdiction
CN
Classification
—
Expires
2016-08-10
Drug substance claim
No
Drug product claim
No
Assignee
United Therapeutics Corp
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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