CN Patent

CN106916195A — 奥贝胆酸中间体的纯化方法

Assigned to Waterstone Pharmaceuticals Wuhan Co Ltd · Expires 2017-07-04 · 9y expired

What this patent protects

本发明提供了奥贝胆酸中间体的纯化方法，该方法包括将低级醇和水的混合溶液与式1所示化合物粗品进行接触。利用该方法可以高效地纯化奥贝胆酸中间体3α-羟基-6-亚乙基-7-氧代-5β-胆烷酸，能有效控制3α-羟基-7-氧代-5β-胆烷酸杂质的含量以及减少其他未知杂质的含量，从而为奥贝胆酸的合成提供合格的原料。

USPTO Abstract

本发明提供了奥贝胆酸中间体的纯化方法，该方法包括将低级醇和水的混合溶液与式1所示化合物粗品进行接触。利用该方法可以高效地纯化奥贝胆酸中间体3α-羟基-6-亚乙基-7-氧代-5β-胆烷酸，能有效控制3α-羟基-7-氧代-5β-胆烷酸杂质的含量以及减少其他未知杂质的含量，从而为奥贝胆酸的合成提供合格的原料。

Drugs covered by this patent

Patent Metadata

Patent number
CN106916195A
Jurisdiction
CN
Classification
—
Expires
2017-07-04
Drug substance claim
No
Drug product claim
No
Assignee
Waterstone Pharmaceuticals Wuhan 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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