CN Patent

CN106496000A — 一种3‑氟‑4‑溴‑苯乙酮的合成方法

Assigned to Bengbu College · Expires 2017-03-15 · 9y expired

What this patent protects

本发明涉及一种3‑氟‑4‑溴‑苯乙酮的合成方法。以3‑氟‑4‑溴‑苯甲酰氯、二甲基羟胺盐酸盐和甲基氯化镁为原料，经过胺解、萃取与浓缩、亲核取代、分离与纯化和干燥等步骤，制备3‑氟‑4‑溴‑苯乙酮。本方法利用固态物质二甲基羟胺盐酸盐代替气体物质二甲基羟胺，简化了操作流程，降低了对反应设备密封性的要求，且制备工艺简单、可控制性强。

USPTO Abstract

本发明涉及一种3‑氟‑4‑溴‑苯乙酮的合成方法。以3‑氟‑4‑溴‑苯甲酰氯、二甲基羟胺盐酸盐和甲基氯化镁为原料，经过胺解、萃取与浓缩、亲核取代、分离与纯化和干燥等步骤，制备3‑氟‑4‑溴‑苯乙酮。本方法利用固态物质二甲基羟胺盐酸盐代替气体物质二甲基羟胺，简化了操作流程，降低了对反应设备密封性的要求，且制备工艺简单、可控制性强。

Drugs covered by this patent

Patent Metadata

Patent number
CN106496000A
Jurisdiction
CN
Classification
—
Expires
2017-03-15
Drug substance claim
No
Drug product claim
No
Assignee
Bengbu College
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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