CN Patent

CN111620807A — 一种盐酸左旋米那普仑杂质的制备方法

Assigned to Beijing Wanquan Dezhong Medical Biological Technology Co Ltd · Expires 2020-09-04 · 6y expired

What this patent protects

本发明涉及一种药物中杂质的合成，提供了一种合成盐酸左旋米那普仑杂质的制备方法。本发明以苯乙腈和R‑环氧氯丙烷为起始原料，经取代、氯代、盖博瑞尔合成伯胺、氰基水解、关环。得到盐酸左旋米那普仑杂质。有利于研究盐酸左旋米那普仑的有关物质。

USPTO Abstract

本发明涉及一种药物中杂质的合成，提供了一种合成盐酸左旋米那普仑杂质的制备方法。本发明以苯乙腈和R‑环氧氯丙烷为起始原料，经取代、氯代、盖博瑞尔合成伯胺、氰基水解、关环。得到盐酸左旋米那普仑杂质。有利于研究盐酸左旋米那普仑的有关物质。

Drugs covered by this patent

Patent Metadata

Patent number
CN111620807A
Jurisdiction
CN
Classification
—
Expires
2020-09-04
Drug substance claim
No
Drug product claim
No
Assignee
Beijing Wanquan Dezhong Medical Biological 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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