CN Patent

CN108017595A — 一种1-[2-(2,5-二甲基苯硫基)苯基]哌嗪的制备方法

Assigned to Anhui Source Long Source Technology Co Ltd · Expires 2018-05-11 · 8y expired

What this patent protects

本发明公开了一种1‑[2‑(2,5‑二甲基苯硫基)苯基]哌嗪的制备方法,包括如下步骤:S1、在惰性气体氛围中,将1,1'‑联萘‑2,2'‑双二苯膦、叔丁醇钠、甲苯、双(二亚芐基丙酮)钯混匀,室温搅拌10‑15min,滴加溶液A,然后回流12‑16h,降温至室温,过滤取滤液,其中,溶液A的溶质为2,5‑二甲基苯硫酚和邻碘溴苯,溶剂为甲苯;S2、向S1中得到的滤液中加入1,1'‑联萘‑2,2'‑双二苯膦、叔丁醇钠、双(二亚芐基丙酮)钯和哌嗪,在惰性气体氛围中,回流3‑5h,降温至室温,加水混匀,纯化得到1‑[2‑(2,5‑二甲基苯硫基)苯基]哌嗪。

USPTO Abstract

本发明公开了一种1‑[2‑(2,5‑二甲基苯硫基)苯基]哌嗪的制备方法,包括如下步骤:S1、在惰性气体氛围中,将1,1'‑联萘‑2,2'‑双二苯膦、叔丁醇钠、甲苯、双(二亚芐基丙酮)钯混匀,室温搅拌10‑15min,滴加溶液A,然后回流12‑16h,降温至室温,过滤取滤液,其中,溶液A的溶质为2,5‑二甲基苯硫酚和邻碘溴苯,溶剂为甲苯;S2、向S1中得到的滤液中加入1,1'‑联萘‑2,2'‑双二苯膦、叔丁醇钠、双(二亚芐基丙酮)钯和哌嗪,在惰性气体氛围中,回流3‑5h,降温至室温,加水混匀,纯化得到1‑[2‑(2,5‑二甲基苯硫基)苯基]哌嗪。

Drugs covered by this patent

Patent Metadata

Patent number
CN108017595A
Jurisdiction
CN
Classification
Expires
2018-05-11
Drug substance claim
No
Drug product claim
No
Assignee
Anhui Source Long Source Technology Co Ltd
Source
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