[EN] METHOD FOR THE PREPARATION OF PERFLUOROALKYL CONTAINING PYRAZOLES CARBOXYLATES<br/>[FR] PROCÉDÉ POUR LA PRÉPARATION DE PYRAZOLE CARBOXYLATES À TENEUR EN PERFLUOROALKYLE
申请人:BAYER CROPSCIENCE AG
公开号:WO2014023667A1
公开(公告)日:2014-02-13
The present invention pertains to a novel process for the preparation of Fluoroalkylpyrazole- or Bisperfluoroalkypyrazole carboxylates (I) comprising a cyclization of PerfluoroalkyI ketoesters (II) with hydrazines (lll).
本发明涉及一种新的制备氟烷基吡唑或双氟烷基吡唑羧酸酯(I)的过程,包括使用肼(III)使全氟烷基酮酯(II)环化。