CN Patent

CN103284984A — 生产2-[4-(3-和2-氟苄氧基)苄氨基]丙酰胺类的方法

Assigned to Newron Pharmaceuticals SpA · Expires 2013-09-11 · 13y expired

What this patent protects

获得具有高纯度，特别是具有低于0.03%，优选低于0.01%重量的二苄基衍生物杂质含量的治疗活性2-[4-(3-和2-(氟苄氧基)苄氨基)丙酰胺类及其与药学上可接受的酸形成的盐的方法。该方法通过在有多相催化剂存在下的质子有机溶剂中使希夫碱中间体2-[4-(3-和2-氟苄氧基)亚苄氨基]丙酰胺类催化加氢来进行。

USPTO Abstract

获得具有高纯度，特别是具有低于0.03%，优选低于0.01%重量的二苄基衍生物杂质含量的治疗活性2-[4-(3-和2-(氟苄氧基)苄氨基)丙酰胺类及其与药学上可接受的酸形成的盐的方法。该方法通过在有多相催化剂存在下的质子有机溶剂中使希夫碱中间体2-[4-(3-和2-氟苄氧基)亚苄氨基]丙酰胺类催化加氢来进行。

Drugs covered by this patent

safinamide-mesylate (SAFINAMIDE MESYLATE)

Patent Metadata

Patent number: CN103284984A
Jurisdiction: CN
Classification: —
Expires: 2013-09-11
Drug substance claim: No
Drug product claim: No
Assignee: Newron Pharmaceuticals SpA
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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