CN Patent

CN101665484B — 一种制备来那度胺的方法

Assigned to SHANGHAI HAOYUAN CHEMEXPRESS BIO-PHARMACEUTICAL TECHNOLOGY Co Ltd · Expires 2012-11-21 · 13y expired

What this patent protects

本发明公开了一种制备来那度胺(3-(7-氨基-3-氧代-1H-异吲哚-2-基)哌啶-2，6-二酮)的方法。来那度胺的两个中间体为2-卤甲基-3-硝基苯甲酸甲酯和3-氨基哌啶-2，6-二酮。本发明公开了制备这两个中间体以及用这两个中间体制备来那度胺的方法。该工艺路线新颖，步骤短，反应收率高，生产成本低，具有较大的实施价值和社会经济效益。

USPTO Abstract

本发明公开了一种制备来那度胺(3-(7-氨基-3-氧代-1H-异吲哚-2-基)哌啶-2，6-二酮)的方法。来那度胺的两个中间体为2-卤甲基-3-硝基苯甲酸甲酯和3-氨基哌啶-2，6-二酮。本发明公开了制备这两个中间体以及用这两个中间体制备来那度胺的方法。该工艺路线新颖，步骤短，反应收率高，生产成本低，具有较大的实施价值和社会经济效益。

Drugs covered by this patent

Patent Metadata

Patent number
CN101665484B
Jurisdiction
CN
Classification
—
Expires
2012-11-21
Drug substance claim
No
Drug product claim
No
Assignee
SHANGHAI HAOYUAN CHEMEXPRESS BIO-PHARMACEUTICAL TECHNOLOGY 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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