发明公开
EP2882717A1 METHOD FOR THE PREPARATION OF PERFLUOROALKYL CONTAINING PYRAZOLES CARBOXYLATES
有权
用于生产全氟烷基PYRAZOLCARBOXYLATEN
- 专利标题: METHOD FOR THE PREPARATION OF PERFLUOROALKYL CONTAINING PYRAZOLES CARBOXYLATES
- 专利标题(中): 用于生产全氟烷基PYRAZOLCARBOXYLATEN
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申请号: EP13745830.3申请日: 2013-08-02
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公开(公告)号: EP2882717A1公开(公告)日: 2015-06-17
- 发明人: PAZENOK, Sergii , ETZEL, Winfried , LUI, Norbert , NEEFF, Arnd
- 申请人: Bayer CropScience AG
- 申请人地址: Alfred-Nobel-Straße 50 40789 Monheim DE
- 专利权人: Bayer CropScience AG
- 当前专利权人: Bayer CropScience AG
- 当前专利权人地址: Alfred-Nobel-Straße 50 40789 Monheim DE
- 代理机构: BIP Patents
- 优先权: EP12356016 20120807; US201261711958P 20121010
- 国际公布: WO2014023667 20140213
- 主分类号: C07D231/16
- IPC分类号: C07D231/16 ; C07C17/00
摘要:
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).
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