Invention Grant
- Patent Title: Process for preparing 3-fluoroalkyl-5-pyrazolecarboxylates and 3-fluoroalkyl-5-pyrazolecarboxylic acids
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Application No.: US16335138Application Date: 2017-09-18
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Publication No.: US10556867B2Publication Date: 2020-02-11
- Inventor: Sergii Pazenok , Jean-Pierre Vors , Frédéric R. LeRoux , Etienne Schmitt
- Applicant: BAYER CROPSCIENCE AKTIENGESELLSCHAFT , CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS)
- Applicant Address: DE Monheim am Rhein FR Paris
- Assignee: BAYER CROPSCIENCE AKTIENGESELLSCHAFT,CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS)
- Current Assignee: BAYER CROPSCIENCE AKTIENGESELLSCHAFT,CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS)
- Current Assignee Address: DE Monheim am Rhein FR Paris
- Agency: Morrison & Foerster LLP
- Priority: EP16290179 20160921
- International Application: PCT/EP2017/073401 WO 20170918
- International Announcement: WO2018/054807 WO 20180329
- Main IPC: C07D231/14
- IPC: C07D231/14 ; C07C251/08 ; C07C249/02 ; C07D401/04
Abstract:
The present invention relates to a novel process for preparing 3-fluoroalkyl-5-pyrazolecarboxylates from ketimines and oxalic acid derivatives which can be further transformed into 3-fluoroalkyl-5-pyrazolecarboxylic acids.
Public/Granted literature
- US20190225586A1 PROCESS FOR PREPARING 3-FLUOROALKYL-5-PYRAZOLECARBOXYLATES AND 3-FLUOROALKYL-5-PYRAZOLECARBOXYLIC ACIDS Public/Granted day:2019-07-25
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