CN Patent

CN105481757A — 一种哌马色林的制备方法

Assigned to BEIJING KANG LISHENG PHARMACEUTICAL TECHNOLOGY DEVELOPMENT Co Ltd · Expires 2016-04-13 · 10y expired

What this patent protects

本发明涉及一种哌马色林的制备方法，以4-氟苄胺为起始原料，先与N-甲基-4-哌啶酮还原胺化，再与氯甲酸苄酯进行对接，最后与4-异丁氧基苄胺反应，制备得到哌马色林。此制备方法简便易行、收率高，质量好，便于工业化生产。

USPTO Abstract

本发明涉及一种哌马色林的制备方法，以4-氟苄胺为起始原料，先与N-甲基-4-哌啶酮还原胺化，再与氯甲酸苄酯进行对接，最后与4-异丁氧基苄胺反应，制备得到哌马色林。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
CN105481757A
Jurisdiction
CN
Classification
—
Expires
2016-04-13
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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