CN Patent

CN105399793A — 一种胆烷酸的制备方法

Assigned to BEIJING KANG LISHENG PHARMACEUTICAL TECHNOLOGY DEVELOPMENT Co Ltd · Expires 2016-03-16 · 10y expired

What this patent protects

本发明涉及以3α-羟基-6-亚乙基-7-氧代-5β-胆烷酸为起始原料，以甲醇作溶剂，用NaBH4+CeCl3还原，得到3α，7α-二羟基-6-亚乙基-5β-胆烷酸；在碱性条件下用Pd/C催化，发生还原，得到最终化合物3α，7α-二羟基-6α-乙基-5β-胆烷酸。此制备方法简便易行、收率高，质量好，便于工业化生产。

USPTO Abstract

本发明涉及以3α-羟基-6-亚乙基-7-氧代-5β-胆烷酸为起始原料，以甲醇作溶剂，用NaBH4+CeCl3还原，得到3α，7α-二羟基-6-亚乙基-5β-胆烷酸；在碱性条件下用Pd/C催化，发生还原，得到最终化合物3α，7α-二羟基-6α-乙基-5β-胆烷酸。此制备方法简便易行、收率高，质量好，便于工业化生产。

Drugs covered by this patent

Patent Metadata

Patent number
CN105399793A
Jurisdiction
CN
Classification
—
Expires
2016-03-16
Drug substance claim
No
Drug product claim
No
Assignee
BEIJING KANG LISHENG PHARMACEUTICAL TECHNOLOGY DEVELOPMENT 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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