CN Patent

CN109535217B — 一种奥贝胆酸的精制方法

Assigned to Livzon New North River Pharmaceutical Co ltd · Expires 2020-04-14 · 6y expired

What this patent protects

本发明公开了一种奥贝胆酸的精制方法，包括将奥贝胆酸粗品溶解，加入环糊精混合一定时间后分离环糊精，精制得到奥贝胆酸。本发明方法利用成本低廉的环糊精对奥贝胆酸进行精制，能够有效地除去奥贝胆酸成品异构体杂质等杂质。相比于传统的奥贝胆酸精制方法，本发明的方法反应条件温和，步骤简单，得到的合格成品纯度高，简化的步骤的同时提高了产品收率。

USPTO Abstract

本发明公开了一种奥贝胆酸的精制方法，包括将奥贝胆酸粗品溶解，加入环糊精混合一定时间后分离环糊精，精制得到奥贝胆酸。本发明方法利用成本低廉的环糊精对奥贝胆酸进行精制，能够有效地除去奥贝胆酸成品异构体杂质等杂质。相比于传统的奥贝胆酸精制方法，本发明的方法反应条件温和，步骤简单，得到的合格成品纯度高，简化的步骤的同时提高了产品收率。

Drugs covered by this patent

Patent Metadata

Patent number
CN109535217B
Jurisdiction
CN
Classification
—
Expires
2020-04-14
Drug substance claim
No
Drug product claim
No
Assignee
Livzon New North River Pharmaceutical 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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