申请人:Miyashita Yasuhiro
公开号:US20110178323A1
公开(公告)日:2011-07-21
Provided is a method for producing a tetrafluoro nitrogen-containing heterocyclic compound such as tetrafluoropyrrolidine in good yield and at low cost. The method comprises the steps of: (A) reacting a compound represented by the formula (I) with fluorine gas to produce a tetrafluoro compound represented by the formula (II),
(B) converting the tetrafluoro derivative represented by the formula (II) to a compound represented by the formula (III), and
(C) reacting the compound represented by the formula (III) with an amine compound represented by the formula NH
2
R
9
to produce a tetrafluoro nitrogen-containing heterocyclic compound represented by the formula (IV) or salt thereof.
提供了一种生产四氟氮含杂环化合物(如四氟吡咯烷)的方法,产率高且成本低。该方法包括以下步骤:(A)将式(I)表示的化合物与氟气反应,生成式(II)表示的四氟化合物,(B)将式(II)表示的四氟衍生物转化为式(III)表示的化合物,以及(C)将式(III)表示的化合物与式NH2R9表示的胺化合物反应,生成式(IV)表示的四氟氮含杂环化合物或其盐。