CN Patent

CN108191830B — 一种富马酸沃诺拉赞中间体ⅳ及其制备方法

Assigned to Cylon Pharmaceutical Group Co.,Ltd. (Changsha) pharmaceutical R & D Center · Expires 2019-06-14 · 7y expired

What this patent protects

本发明提供一种富马酸沃诺拉赞中间体Ⅳ及其制备方法，制备的富马酸沃诺拉赞中间体Ⅳ可以用于制备富马酸沃诺拉赞，通过富马酸沃诺拉赞中间体制备富马酸沃诺拉赞，具有以下有益效果：该工艺路线反应步骤短，原材料易获得，反应条件温和，操作简单易行，经济环保，总收率明显提高，适宜于大规模生产。

USPTO Abstract

本发明提供一种富马酸沃诺拉赞中间体Ⅳ及其制备方法，制备的富马酸沃诺拉赞中间体Ⅳ可以用于制备富马酸沃诺拉赞，通过富马酸沃诺拉赞中间体制备富马酸沃诺拉赞，具有以下有益效果：该工艺路线反应步骤短，原材料易获得，反应条件温和，操作简单易行，经济环保，总收率明显提高，适宜于大规模生产。

Drugs covered by this patent

Patent Metadata

Patent number
CN108191830B
Jurisdiction
CN
Classification
—
Expires
2019-06-14
Drug substance claim
No
Drug product claim
No
Assignee
Cylon Pharmaceutical Group Co.,Ltd. (Changsha) pharmaceutical R & D Center
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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