MX2011012006A - Proceso para la purificacion de los esteres del acido 1-metilpirazol-4-carboxilico. - Google Patents

Proceso para la purificacion de los esteres del acido 1-metilpirazol-4-carboxilico.

Info

Publication number
MX2011012006A
MX2011012006A MX2011012006A MX2011012006A MX2011012006A MX 2011012006 A MX2011012006 A MX 2011012006A MX 2011012006 A MX2011012006 A MX 2011012006A MX 2011012006 A MX2011012006 A MX 2011012006A MX 2011012006 A MX2011012006 A MX 2011012006A
Authority
MX
Mexico
Prior art keywords
carboxylic acid
methylpyrazole
purification
acid esters
compound
Prior art date
Application number
MX2011012006A
Other languages
English (en)
Inventor
James Peter Muxworthy
Graham Mcdougald
Beverley Ann Wilde
Original Assignee
Syngenta Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Syngenta Ltd filed Critical Syngenta Ltd
Publication of MX2011012006A publication Critical patent/MX2011012006A/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Plural Heterocyclic Compounds (AREA)

Abstract

La presente invención se refiere a mejoras en los procesos de producción del ácido 3-difluorometil-1-metil-1H-pirazol-4-carboxíl ico, el cual es un intermediario útil en la producción de fungicidas. En particular, la invención se refiere a un proceso para el tratamiento de un compuesto de fórmula III, (ver fórmula (III)) en donde R1 es alquilo C1-C6 y R2 es CF3, CF2H o CFH2, el cual comprende los pasos de a) poner en contacto un compuesto de fórmula III con una base, y b) separar el compuesto de fórmula III y la base.
MX2011012006A 2009-05-15 2010-04-20 Proceso para la purificacion de los esteres del acido 1-metilpirazol-4-carboxilico. MX2011012006A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0908435.1A GB0908435D0 (en) 2009-05-15 2009-05-15 Processes
PCT/EP2010/055174 WO2010130532A1 (en) 2009-05-15 2010-04-20 Process for purification of 1-methylpyrazole-4-carboxylic acid esters

Publications (1)

Publication Number Publication Date
MX2011012006A true MX2011012006A (es) 2011-12-08

Family

ID=40834104

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2011012006A MX2011012006A (es) 2009-05-15 2010-04-20 Proceso para la purificacion de los esteres del acido 1-metilpirazol-4-carboxilico.

Country Status (11)

Country Link
US (1) US8735600B2 (es)
EP (1) EP2429999A1 (es)
JP (1) JP5815507B2 (es)
CN (1) CN102428072B (es)
AR (1) AR076681A1 (es)
BR (1) BRPI1014503A2 (es)
GB (1) GB0908435D0 (es)
IL (1) IL215870A0 (es)
MX (1) MX2011012006A (es)
TW (1) TW201100386A (es)
WO (1) WO2010130532A1 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103416417B (zh) * 2012-05-25 2016-06-08 陕西韦尔奇作物保护有限公司 一种含氟唑菌酰胺的杀菌组合物
CN102731402A (zh) * 2012-06-29 2012-10-17 上海康鹏化学有限公司 3-三氟甲基吡唑-4-羧酸和3-二氟甲基吡唑-4-羧酸的制备方法
JP5140776B1 (ja) * 2012-09-05 2013-02-13 タマ化学工業株式会社 １−置換−３−フルオロアルキルピラゾール−４−カルボン酸エステルの製造方法
US8871947B2 (en) 2013-02-04 2014-10-28 KingChem LLC Preparation of alkyl 3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylic acid ester
US9139507B2 (en) 2013-12-09 2015-09-22 KingChem LLC. Process for the preparation of alkyl 3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylate and its analogs
WO2024014780A1 (ko) * 2022-07-11 2024-01-18 주식회사 엘지에너지솔루션 리튬 이차전지용 비수 전해액 및 이를 포함하는 리튬 이차전지

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5223526A (en) 1991-12-06 1993-06-29 Monsanto Company Pyrazole carboxanilide fungicides and use
JP3533134B2 (ja) * 1999-02-15 2004-05-31 三井化学株式会社 フッ素化剤及びその製法と使用
DE10215292A1 (de) 2002-02-19 2003-08-28 Bayer Cropscience Ag Disubstitutierte Pyrazolylcarbocanilide
JP4511191B2 (ja) 2002-03-05 2010-07-28 シンジェンタ パーティシペーションズ アクチェンゲゼルシャフト Ｏ−シクロプロピル−カルボキサニリド及びそれらの殺真菌剤としての使用
JP2004099567A (ja) * 2002-09-12 2004-04-02 Teijin Chem Ltd ペンタエリスリトールジホスファイトの製造方法
GB0224316D0 (en) * 2002-10-18 2002-11-27 Syngenta Participations Ag Chemical compounds
DE102005007160A1 (de) * 2005-02-16 2006-08-24 Basf Ag Pyrazolcarbonsäureanilide, Verfahren zu ihrer Herstellung und sie enthaltende Mittel zur Bekämpfung von Schadpilzen
US7863460B2 (en) * 2005-02-25 2011-01-04 Sagami Chemical Research Center Process for producing 1-substituted-3-fluoroalkylpyrazole-4-carboxylate
US7799334B2 (en) 2005-05-11 2010-09-21 Basf Aktiengesellschaft Pyrazolecarboxamides
BRPI0614141A2 (pt) 2005-08-05 2016-11-22 Basf Se composto, composição fungicida, uso de compostos, método para controlar fungos nocivos fitopatogênicos, e, semente
CN101296913B (zh) 2005-10-25 2013-02-13 先正达参股股份有限公司 用作杀微生物剂的杂环酰胺衍生物
DE102006039909A1 (de) 2006-08-25 2008-03-13 Bayer Cropscience Ag Verfahren zum Herstellen von 3-Dihalomethyl-pyrazol-4-carbonsäurederivaten
WO2008053044A2 (de) 2006-11-03 2008-05-08 Basf Se Hetarylcarbonsäure-n-(biphen-2-yl)amid-verbindungen
AU2007316081B2 (en) * 2006-11-03 2012-04-26 Basf Se Process for preparing difluoromethylpyrazolyl carboxylates
RU2459807C2 (ru) 2007-05-31 2012-08-27 Зингента Партисипейшнс Аг Способ получения пиразолов
EP2008996A1 (en) 2007-06-27 2008-12-31 Syngeta Participations AG Process for the production of pyrazoles
RU2456275C2 (ru) * 2008-03-18 2012-07-20 Мицуй Кемикалс Агро, ИНК Способ получения фторсодержащего производного ацилуксусной кислоты, способ получения фторсодержащего производного сложного эфира пиразолкарбоновой кислоты и способ получения фторсодержащего производного пиразолкарбоновой кислоты
CN102015649B (zh) 2008-05-08 2013-06-19 巴斯夫欧洲公司 制备芳基碳酰胺的方法
GB0812028D0 (en) 2008-07-01 2008-08-06 Syngenta Participations Ag Fungicidal compositions

Also Published As

Publication number Publication date
US8735600B2 (en) 2014-05-27
CN102428072B (zh) 2015-02-18
CN102428072A (zh) 2012-04-25
TW201100386A (en) 2011-01-01
GB0908435D0 (en) 2009-06-24
JP5815507B2 (ja) 2015-11-17
JP2012526740A (ja) 2012-11-01
US20120065407A1 (en) 2012-03-15
AR076681A1 (es) 2011-06-29
BRPI1014503A2 (pt) 2015-08-25
EP2429999A1 (en) 2012-03-21
WO2010130532A1 (en) 2010-11-18
IL215870A0 (en) 2012-01-31

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