[EN] PROCESS FOR THE PREPARATION OF BIS-DIHALOALKYL PYRAZOLES<br/>[FR] PROCÉDÉ DE PRÉPARATION DE BIS-DIHALOALKYL PYRAZOLES
申请人:SYNGENTA PARTICIPATIONS AG
公开号:WO2014124878A1
公开(公告)日:2014-08-21
The present invention relates to a process for the preparation of bisdihaloalkyl pyrazoles of formula (V) starting from diketones and acylhalides reacted with a Lewis acid, and a subsequent reaction with a substituted hydrazine.
本发明涉及一种从二酮和酰卤反应产生的双二卤代烷基吡唑化合物(化学式V)的制备方法,该方法涉及与路易斯酸反应,然后与取代的肼发生反应。