AR066709A1 - Proceso para la produccion de pirazoles - Google Patents

Proceso para la produccion de pirazoles

Info

Publication number
AR066709A1
AR066709A1 ARP080102191A ARP080102191A AR066709A1 AR 066709 A1 AR066709 A1 AR 066709A1 AR P080102191 A ARP080102191 A AR P080102191A AR P080102191 A ARP080102191 A AR P080102191A AR 066709 A1 AR066709 A1 AR 066709A1
Authority
AR
Argentina
Prior art keywords
compound
formula
production
pirazoles
acid
Prior art date
Application number
ARP080102191A
Other languages
English (en)
Original Assignee
Syngenta Ltd
Syngenta Participations Ag
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=39494242&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AR066709(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from EP07010770A external-priority patent/EP1997808A1/en
Priority claimed from GB0718787A external-priority patent/GB0718787D0/en
Application filed by Syngenta Ltd, Syngenta Participations Ag filed Critical Syngenta Ltd
Publication of AR066709A1 publication Critical patent/AR066709A1/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)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)

Abstract

Un proceso para la produccion de un compuesto de formula 1 el cual comprende: a) hacer reaccionar un compuesto de formula (2) , donde R1 y R2 ambos son independientemente alquilo C1-6, con metilhidrazina en presencia de agua y un disolvente orgánico inmiscible en agua que es inerte en reacciones de saponificacion, para formar un compuesto de formula (3), donde R1 es segun lo definido para la formula (1); y b) saponificar ese compuesto in situ lo cual conduce a la formacion del compuesto de formula (1); b1) agregando una base para formar el anion del compuesto de formula (1) y luego agregando un ácido para formar el compuesto de formula (1); o b2) agregando un ácido para formar el compuesto de formula (1).
ARP080102191A 2007-05-31 2008-05-23 Proceso para la produccion de pirazoles AR066709A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP07010770A EP1997808A1 (en) 2007-05-31 2007-05-31 Process for the production of pyrazoles
GB0718787A GB0718787D0 (en) 2007-09-26 2007-09-26 Porcess for teh production of pyrazoles

Publications (1)

Publication Number Publication Date
AR066709A1 true AR066709A1 (es) 2009-09-09

Family

ID=39494242

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP080102191A AR066709A1 (es) 2007-05-31 2008-05-23 Proceso para la produccion de pirazoles

Country Status (18)

Country Link
US (1) US8124787B2 (es)
EP (1) EP2150536A1 (es)
JP (1) JP5260636B2 (es)
KR (1) KR20100017431A (es)
CN (1) CN101679281B (es)
AR (1) AR066709A1 (es)
AU (1) AU2008255284B9 (es)
BR (1) BRPI0811644A2 (es)
CA (1) CA2687176C (es)
CL (1) CL2008001590A1 (es)
CO (1) CO6140055A2 (es)
CR (1) CR11129A (es)
EC (1) ECSP099768A (es)
IL (1) IL202153A0 (es)
MX (1) MX2009012602A (es)
RU (1) RU2459807C2 (es)
TW (1) TWI465436B (es)
WO (1) WO2008145257A1 (es)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0908435D0 (en) * 2009-05-15 2009-06-24 Syngenta Ltd Processes
AR077503A1 (es) 2009-07-28 2011-08-31 Syngenta Participations Ag Procesos relacionados con la alquilacion de pirazoles
US8563747B2 (en) 2009-07-31 2013-10-22 Syngenta Crop Protection, Llc Processes for the alkylation of pyrazoles
GB201004299D0 (en) 2010-03-15 2010-04-28 Syngenta Participations Ag Process
GB201004301D0 (en) * 2010-03-15 2010-04-28 Syngenta Participations Ag Process
MX342390B (es) 2010-08-10 2016-09-28 Syngenta Participations Ag Proceso para preparar 3-haloalquilpirazoles.
WO2012025469A1 (en) * 2010-08-24 2012-03-01 Solvay Sa Improved process for the preparation of esters of 1-h-pyrazole-4-carboxylic acids
JP5830957B2 (ja) * 2011-06-22 2015-12-09 セントラル硝子株式会社 ピラゾール化合物の製造方法
US8871947B2 (en) 2013-02-04 2014-10-28 KingChem LLC Preparation of alkyl 3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylic acid ester
WO2015003289A1 (zh) * 2013-07-12 2015-01-15 雅本化学股份有限公司 3-氟代烷基-1-取代吡唑-4-羧酸及其制备方法
WO2015155713A1 (en) * 2014-04-09 2015-10-15 Isagro S.P.A. Process for the regioselective synthesis of 1,3, 4 -substituted pyrazoles
CN106279025B (zh) * 2016-08-15 2017-10-10 浙江永太科技股份有限公司 一种含吡唑环的二酯化合物及其制备方法
CN106800535A (zh) * 2017-01-13 2017-06-06 联化科技（台州）有限公司 一种吡唑类化合物的制备方法
PT3797099T (pt) 2018-05-21 2024-02-05 Pi Industries Ltd Método para preparar compostos heterocíclicos substituídos
KR102395454B1 (ko) 2020-08-27 2022-05-09 현대제철 주식회사 스팽글 크기를 제어하는 용융아연도금 강판의 제조방법 및 용융아연도금 강판의 제조장치

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PH27357A (en) * 1989-09-22 1993-06-21 Fujisawa Pharmaceutical Co Pyrazole derivatives and pharmaceutical compositions comprising the same
US5498624A (en) 1995-05-03 1996-03-12 Monsanto Company Selected pyrazolyl derivatives
JP2002128763A (ja) * 2000-10-27 2002-05-09 Mitsui Chemicals Inc １，３−ジアルキルピラゾール−４−カルボン酸の精製法
DE10161978A1 (de) 2001-12-17 2003-06-26 Bayer Ag Verfahren zur Herstellung von 2-Halogenacyl-3-amino-acrylsäure-derivate
US7585998B2 (en) * 2003-07-01 2009-09-08 Bayer Cropscience Ag Method for producing difluoro-acetyl-acetic acid alkylesters
DE10331496A1 (de) * 2003-07-01 2005-01-27 Bayer Cropscience Ag Verfahren zum Herstellen von Difluoracetessigsäurealkylestern
DE10349500A1 (de) * 2003-10-23 2005-06-02 Bayer Cropscience Ag Verfahren zum Herstellen von 2-Dihalogenacyl-3-amino-acrylsäureestern und 3-Dihalogenmethyl-pyrazol-4-carbonsäureestern
BRPI0512118A (pt) * 2004-06-18 2008-02-06 Basf Ag composto, processo para combater fungos nocivos, e, agente fungicida
EP1854788B8 (en) 2005-02-25 2012-12-26 Sagami Chemical Research Institute Method for producing 1-substituted-3-fluoroalkyl pyrazole-4-carboxylate

Also Published As

Publication number Publication date
AU2008255284B2 (en) 2013-01-10
ECSP099768A (es) 2009-12-28
JP5260636B2 (ja) 2013-08-14
CA2687176C (en) 2015-06-30
AU2008255284A1 (en) 2008-12-04
CN101679281B (zh) 2013-09-11
US8124787B2 (en) 2012-02-28
CA2687176A1 (en) 2008-12-04
CO6140055A2 (es) 2010-03-19
RU2009148884A (ru) 2011-07-10
RU2459807C2 (ru) 2012-08-27
JP2010528071A (ja) 2010-08-19
TW200914427A (en) 2009-04-01
CR11129A (es) 2010-01-27
CN101679281A (zh) 2010-03-24
CL2008001590A1 (es) 2009-01-02
EP2150536A1 (en) 2010-02-10
MX2009012602A (es) 2009-12-07
KR20100017431A (ko) 2010-02-16
WO2008145257A1 (en) 2008-12-04
TWI465436B (zh) 2014-12-21
US20100174093A1 (en) 2010-07-08
AU2008255284B9 (en) 2013-01-24
BRPI0811644A2 (pt) 2014-11-11
IL202153A0 (en) 2010-06-16

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