申请人:PAZENOK Sergii Pazenok
公开号:US20130018192A1
公开(公告)日:2013-01-17
The present invention relates to a process for preparing 1-aryl-substituted pyrazoles, comprising the reaction of alkoxy enones and enamino ketones with arylhydrazine derivatives to give 1-aryl-substituted dihydro-1H-pyrazoles, the further reaction thereof with elimination of water to give 1-aryl-substituted trihalomethylpyrazoles, and the further processing thereof.
本发明涉及一种制备1-芳基取代吡唑的方法,包括将烷氧基烯酮和烯酰胺酮与芳基腙衍生物反应,得到1-芳基取代的二氢-1H-吡唑,进一步反应并消除水分,得到1-芳基取代的三卤甲基吡唑,并进行进一步加工。