CN Patent

CN105646634A — 奥贝胆酸杂质的制备方法

Assigned to China Pharmaceutical University · Expires 2016-06-08 · 10y expired

What this patent protects

本发明涉及的是奥贝胆酸三个杂质的合成方法，它对于合成高质量的奥贝胆酸具有重要意义。本发明主要研究3α，7β-二羟基-6-乙基-5β-胆烷-24-酸(V)；3α，7α-二羟基-6α-乙基-5β-胆烷-24-醇(VI)；3，7-二羰基-6α-乙基-5β-胆烷-24-酸(VII)。本发明的合成路线如下：

USPTO Abstract

本发明涉及的是奥贝胆酸三个杂质的合成方法，它对于合成高质量的奥贝胆酸具有重要意义。本发明主要研究3α，7β-二羟基-6-乙基-5β-胆烷-24-酸(V)；3α，7α-二羟基-6α-乙基-5β-胆烷-24-醇(VI)；3，7-二羰基-6α-乙基-5β-胆烷-24-酸(VII)。本发明的合成路线如下：

Drugs covered by this patent

Patent Metadata

Patent number
CN105646634A
Jurisdiction
CN
Classification
—
Expires
2016-06-08
Drug substance claim
No
Drug product claim
No
Assignee
China Pharmaceutical University
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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