申请人:Pazenok Sergii
公开号:US20110087029A1
公开(公告)日:2011-04-14
The present invention relates to a process for preparing 1-pyridyl-substituted pyrazoles, comprising the reaction of acetyleneketones with pyridylhydrazine derivatives to give 1-pyridyl-substituted dihydro-1H-pyrazoles, the further reaction thereof with elimination of water to give 1-pyridyl-substituted trihalomethylpyrazoles, and the further processing thereof.
本发明涉及一种制备1-
吡啶基取代
吡唑的方法,包括将
乙炔酮与
吡啶基
肼衍
生物反应以得到1-
吡啶基取代的二氢-1H-
吡唑,进一步将其与
水的消除反应以得到1-
吡啶基取代的三卤甲基
吡唑,以及进一步的处理过程。