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1.发明授权公开(公告)号：US09701640B2
公开(公告)日：2017-07-11
申请号：US15127908
申请日：2015-03-20
Applicant: BAYER CROPSCIENCE AKTIENGESELLSCHAFT
Inventor： Sergii Pazenok , Norbert Lui , Christian Funke , Winfried Etzel , Arnd Neeff
IPC: C07D231/12 , C07C251/08 , C07F5/02 , C07D231/14
CPC classification number: C07D231/12 , C07C251/08 , C07D231/14 , C07F5/022
Abstract: The present invention relates to a novel process for preparing 3,5-bis(haloalkyl)pyrazole derivatives from α,α-dihaloamines and ketimines.
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Patent Agency Ranking
2.发明授权Process for preparing 3,5-bis(haloalkyl)pyrazole derivatives from a,a-dihaloamines 有权从α-卤代胺制备3,5-双（卤代烷基）吡唑衍生物的方法公开(公告)号：US09518025B2
公开(公告)日：2016-12-13
申请号：US15034512
申请日：2014-11-10
Applicant: BAYER CROPSCIENCE AKTIENGESELLSCHAFT
Inventor： Sergii Pazenok , Mark James Form , Arnd Neeff
IPC: C07D231/12 , C07C251/88
CPC classification number: C07D231/12 , C07C251/88
Abstract: The present invention relates to a novel process for preparing 3,5-bis(haloalkyl)pyrazole derivatives.
Abstract translation: 本发明涉及一种制备3,5-双（卤代烷基）吡唑衍生物的新方法。
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![Method for preparing methyl 4-[(4,5-dihydro-3-methoxy-4-methyl-5-oxo-1H-1,2,4-triazol-1-yl)carbonyl)sulfamoyl]-5-methylthiophene-3-carboxylate](/abs-image/US/2021/02/02/US10906893B2/abs.jpg.150x150.jpg)
公开(公告)号：US10906893B2
公开(公告)日：2021-02-02
申请号：US16486516
申请日：2018-02-15
Inventor： Sergii Pazenok , Christian Funke , Friedrich August Muehlthau , Mark James Ford , Arnd Neeff , Klaus-Ulrich Schiffer
IPC: C07D409/12
Abstract: The invention relates to a method for preparing methyl 4-[(4,5-dihydro-3-methoxy-4-methyl-5-oxo-1H-1,2,4-triazol-1-yl)carbonyl)sulfamoyl]-5-methylthiophene-3-carboxylate from 4-methoxycarbonyl-2-methylthiophene-3-sulfonyl chloride in the presence of an imidazole base substituted in the 1-position or in the presence of a mixture of bases comprising an imidazole base substituted in the 1-position (N-alkylimidazole).
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4.发明授权Process for preparing 3,5-bis(fluoroalkyl)pyrazole derivatives from α,α-dihaloamines 有权从α，α-二卤代胺制备3,5-二（氟代烷基）吡唑衍生物的方法公开(公告)号：US09512081B2
公开(公告)日：2016-12-06
申请号：US14892291
申请日：2014-05-19
Applicant: BAYER CROPSCIENCE AKTIENGESELLSCHAFT
Inventor： Sergii Pazenok , Norbert Lui , Arnd Neeff , Winfried Etzel , Jean-Pierre Vors , Frederic R. Leroux , Gregory Landelle , Mark James Ford
IPC: C07D231/14 , C07D231/12 , A01N43/56
CPC classification number: C07D231/12 , A01N43/56 , C07D231/14
Abstract: The present invention relates to a novel process for preparing 3,5-bis(fluoroalkyl)pyrazole derivatives from α,α-dihaloamines.
Abstract translation: 本发明涉及从α，α-二卤代胺制备3,5-双（氟代烷基）吡唑衍生物的新方法。
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公开(公告)号：US10189800B2
公开(公告)日：2019-01-29
申请号：US15763181
申请日：2016-09-23
Applicant: Bayer CropScience Aktiengesellschaft
Inventor： Christian Funke , Arnd Neeff , Sergii Pazenok , Norbert Lui
IPC: C07D271/113
Abstract: A method for preparing N-(1,3,4-oxadiazol-2-yl)arylcarboxamides of formula (I) is described. The substituents therein are radicals such as hydrogen, alkyl, haloalkyl or aryl.
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公开(公告)号：US09725415B2
公开(公告)日：2017-08-08
申请号：US15037564
申请日：2014-11-25
Applicant: BAYER CROPSCIENCE AKTIENGESELLSCHAFT
Inventor： Sergii Pazenok , Norbert Lui , Christian Funke , Arnd Neeff , Vadim Mikhailovich Timoshenko , Elena Ivanovna Kaminskaya , Yuriy Grigorievich Shermolovich
IPC: C07D231/16 , C07D403/04 , C07D231/14 , C07D231/38
CPC classification number: C07D231/16 , C07D231/14 , C07D231/38 , C07D403/04
Abstract: A new process for the preparation of 5-fluoro-1H-pyrazoles of the general formula (I) as described herein, resulting from the reaction of an olefin with hydrazine in the presence of water and a base.
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