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公开(公告)号：US20170174582A1
公开(公告)日：2017-06-22
申请号：US15129282
申请日：2015-03-27
发明人： Patrick S. Hanley , Gregory T. Whiteker , Matthias S. Ober , William J. Kruper, Jr. , Arkady L. Krasovskiy
IPC分类号： C07C1/32 , C07B37/04 , C07D213/16 , C07C22/04 , C07C233/00 , C07C211/45 , C07C22/08 , C07C15/14 , C07D263/54
CPC分类号： C07C1/322 , C07B37/04 , C07C1/321 , C07C15/14 , C07C17/263 , C07C22/04 , C07C22/08 , C07C41/30 , C07C45/70 , C07C67/343 , C07C211/45 , C07C231/12 , C07C233/00 , C07C253/30 , C07C2531/22 , C07C2531/24 , C07C2531/28 , C07D213/127 , C07D213/16 , C07D263/54 , C07C233/65 , C07C255/50 , C07C43/205 , C07C49/784 , C07C69/76
摘要： In one aspect, there is provided a method of coupling a first aromatic compound having a fluorosulfonate substituent to a second aromatic compound having a boron-containing substituent. In another aspect, there is provided a method of coupling a first aromatic compound having a hydroxyl substituent to a second aromatic compound having a boron-containing substituent in a one-pot reaction.
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公开(公告)号：US10040764B2
公开(公告)日：2018-08-07
申请号：US15642653
申请日：2017-07-06
申请人： Dow AgroSciences LLC
发明人： Gregory T. Whiteker , Nakyen Choy , Peter Borromeo , Nicholas R. Babij , Gary Roth , Patrick S. Hanley , Matthias S. Ober , Tina Staton , Daniel I. Knueppel , Grant Von Wald , Nicole Hough
IPC分类号： C07C227/18 , C07D213/81
CPC分类号： C07D213/81 , C07C227/18 , C07C229/08 , C07C269/06 , C07C271/22
摘要： A fungicidal 4-methoxy-3-acetyloxypicolinamide may be conveniently prepared in processes that include the coupling together of 4-methoxy-3-acetyloxypicolinic acid or 4-methoxy-3-hydroxypicolinic acid with a key 2-aminopropanoate ester derived from a 1,1-bis(4-fluorophenyl)propane-1,2-diol.
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公开(公告)号：US09452984B2
公开(公告)日：2016-09-27
申请号：US14734347
申请日：2015-06-09
申请人： Dow AgroSciences LLC
IPC分类号： C07D213/79 , C07D213/803 , C07D213/81 , C07D213/84
CPC分类号： C07D213/84 , C07D213/79 , C07D213/803 , C07D213/81
摘要： 4-Amino-3-chloro-5-fluoro-6-(substituted)picolinates are conveniently prepared from 3,4,5,6-tetrachloropicolinonitrile by a series of steps involving fluorine exchange, amination, halogen exchange and hydrolysis, esterification and transition metal assisted coupling.
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公开(公告)号：US20160009650A1
公开(公告)日：2016-01-14
申请号：US14794450
申请日：2015-07-08
申请人： DOW AGROSCIENCES LLC
IPC分类号： C07D213/84 , C07D213/803
CPC分类号： C07D213/803 , C07D213/79 , C07D213/84 , C07D307/54
摘要： 4,6-Dibromo-3-hydroxypicolinonitrile may be prepared from furfural in a series of chemical steps selected from cyano-amination, amine salt formation and bromination-rearrangement. 4-Alkoxy-3-hydroxypicolinic acids may be conveniently prepared from 4,6-dibromo-3-hydroxypicolinonitrile in a series of chemical steps selected from bromo substitution, nitrile hydrolysis and halogen reduction.
摘要翻译： 4,6-二溴-3-羟基吡啶腈可以从选自氰基胺化，胺盐形成和溴化重排的一系列化学步骤中由糠醛制备。 4-烷氧基-3-羟基吡啶甲酸可以从选自溴取代，腈水解和卤素还原的一系列化学步骤中方便地从4,6-二溴-3-羟基吡啶腈制备。
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公开(公告)号：US09045427B2
公开(公告)日：2015-06-02
申请号：US13949053
申请日：2013-07-23
申请人： Dow AgroSciences LLC
发明人： James M. Renga , Yang Cheng , Joseck M. Muhuhi , David E. Podhorez , Gary A. Roth , Scott P. West , Gregory T. Whiteker , Yuanming Zhu
IPC分类号： C07D213/78 , C07D213/803 , C07D213/807
CPC分类号： C07D213/55 , C07D213/78 , C07D213/803 , C07D213/807
摘要： Provided herein are fluoropicolinoyl fluorides and processes for their preparation. In some embodiments, provided herein is a process for the preparation of 5-fluoro-6-aryl-picolinoyl fluorides from chloropicolinoyl chlorides.
摘要翻译： 本文提供氟吡唑啉基氟化物及其制备方法。 在一些实施方案中，本文提供了一种从氯吡啶酰氯制备5-氟-6-芳基 - 吡啶甲酰基氟化物的方法。
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公开(公告)号：US20140296533A1
公开(公告)日：2014-10-02
申请号：US14304345
申请日：2014-06-13
申请人： Dow AgroSciences LLC
IPC分类号： C07D213/803 , C07D213/74 , C07D213/73 , C07C251/12
CPC分类号： C07D213/803 , C07C251/12 , C07D213/72 , C07D213/73 , C07D213/74 , C07D213/79
摘要： 4-Amino-5-fluoro-3-chloro-6-(substituted)picolinates are prepared from trifluoroacetic acid, p-methoxyaniline, a 3,3-dialkoxyprop-1-yne and a substituted methylene amine by a series of steps.
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公开(公告)号：US20180319750A1
公开(公告)日：2018-11-08
申请号：US16035738
申请日：2018-07-16
申请人： Dow AgroSciences LLC
发明人： Gregory T. Whiteker , Nakyen Choy , Peter Borromeo , Nicholas R. Babij , Gary Roth , Patrick S. Hanley , Matthias S. Ober , Tina Staton , Daniel I. Knueppel , Grant Von Wald , Nicole Hough
IPC分类号： C07D213/81 , C07C271/22 , C07C227/18 , C07C229/08
CPC分类号： C07D213/81 , C07C227/18 , C07C229/08 , C07C269/06 , C07C271/22
摘要： A fungicidal 4-methoxy-3-acetyloxypicolinamide may be conveniently prepared in processes that include the coupling together of 4-methoxy-3-acetyloxypicolinic acid or 4-methoxy-3-hydroxypicolinic acid with a key 2-aminopropanoate ester derived from a 1,1-bis(4-fluorophenyl)propane-1,2-diol.
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公开(公告)号：US20170349549A1
公开(公告)日：2017-12-07
申请号：US15683813
申请日：2017-08-23
申请人： Dow AgroSciences LLC
IPC分类号： C07D213/803 , C07D213/73 , C07C251/12 , C07D213/72 , C07D213/79 , C07D213/74
CPC分类号： C07D213/803 , C07C251/12 , C07D213/72 , C07D213/73 , C07D213/74 , C07D213/79
摘要： 4-Amino-5-fluoro-3-chloro-6-(substituted)picolinates are prepared from trifluoroacetic acid, p-methoxyaniline, a 3,3-dialkoxyprop-1-yne and a substituted methylene amine by a series of steps.
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公开(公告)号：US09718783B2
公开(公告)日：2017-08-01
申请号：US15339190
申请日：2016-10-31
申请人： DOW AGROSCIENCES LLC
IPC分类号： C07D213/79 , C07D213/84 , C07D213/803 , C07D307/54
CPC分类号： C07D213/803 , C07D213/79 , C07D213/84 , C07D307/54
摘要： 4,6-Dibromo-3-hydroxypicolinonitrile may be prepared from furfural in a series of chemical steps selected from cyano-amination, amine salt formation and bromination-rearrangement. 4-Alkoxy-3-hydroxypicolinic acids may be conveniently prepared from 4,6-dibromo-3-hydroxypicolinonitrile in a series of chemical steps selected from bromo substitution, nitrile hydrolysis and halogen reduction.
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公开(公告)号：US20170044105A1
公开(公告)日：2017-02-16
申请号：US15339190
申请日：2016-10-31
申请人： DOW AGROSCIENCES LLC
IPC分类号： C07D213/803
CPC分类号： C07D213/803 , C07D213/79 , C07D213/84 , C07D307/54
摘要： 4,6-Dibromo-3-hydroxypicolinonitrile may be prepared from furfural in a series of chemical steps selected from cyano-amination, amine salt formation and bromination-rearrangement. 4-Alkoxy-3-hydroxypicolinic acids may be conveniently prepared from 4,6-dibromo-3-hydroxypicolinonitrile in a series of chemical steps selected from bromo substitution, nitrile hydrolysis and halogen reduction.
摘要翻译： 4,6-二溴-3-羟基吡啶腈可以从选自氰基胺化，胺盐形成和溴化重排的一系列化学步骤中由糠醛制备。 4-烷氧基-3-羟基吡啶甲酸可以从选自溴取代，腈水解和卤素还原的一系列化学步骤中方便地从4,6-二溴-3-羟基吡啶腈制备。
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