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AR054874A1 - Metodo para producir un derivado de 5- hidroxi -1-alquilpirazol - Google Patents

Metodo para producir un derivado de 5- hidroxi -1-alquilpirazol

Info

Publication number
AR054874A1
AR054874A1 ARP060103247A ARP060103247A AR054874A1 AR 054874 A1 AR054874 A1 AR 054874A1 AR P060103247 A ARP060103247 A AR P060103247A AR P060103247 A ARP060103247 A AR P060103247A AR 054874 A1 AR054874 A1 AR 054874A1
Authority
AR
Argentina
Prior art keywords
alquilpirazol
hidroxi
derivative
produce
alkyl group
Prior art date
Application number
ARP060103247A
Other languages
English (en)
Inventor
Nobuhiko Iwahori
Yukio Uchida
Original Assignee
Ihara Chemical Ind Co
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 Ihara Chemical Ind Co filed Critical Ihara Chemical Ind Co
Publication of AR054874A1 publication Critical patent/AR054874A1/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
    • C07D231/18—One oxygen or sulfur atom
    • C07D231/20—One oxygen atom attached in position 3 or 5

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)

Abstract

Un método para producir un derivado de 5-hidroxi-1-alquilpirazol representado por la formula general (3); donde R2 representa un grupo extractor de electrones, y R3 representa un grupo alquilo C1-6, caracterizado porque un compuesto beta-cetoéster representado por la formula (1) donde R1 representa un grupo alquilo C1-6, y R2 tiene el mismo significado dado anteriormente, se hace reaccionar con una alquilhidrazina representada por la siguiente formula (2) donde R3 tiene el significado ya indicado, bajo una condicion ácida.
ARP060103247A 2005-07-27 2006-07-27 Metodo para producir un derivado de 5- hidroxi -1-alquilpirazol AR054874A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005217098A JP2007031342A (ja) 2005-07-27 2005-07-27 ５−ヒドロキシ−１−アルキルピラゾール誘導体の製造方法

Publications (1)

Publication Number Publication Date
AR054874A1 true AR054874A1 (es) 2007-07-25

Family

ID=37683427

Family Applications (1)

Application Number Title Priority Date Filing Date
ARP060103247A AR054874A1 (es) 2005-07-27 2006-07-27 Metodo para producir un derivado de 5- hidroxi -1-alquilpirazol

Country Status (4)

Country Link
JP (1) JP2007031342A (es)
AR (1) AR054874A1 (es)
TW (1) TW200740763A (es)
WO (1) WO2007013536A1 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2504321B1 (de) 2009-11-26 2014-04-16 Basf Se Verfahren zur herstellung 5,5-disubstituierter 2-isoxazoline
CN102906073B (zh) 2010-05-20 2015-11-25 拜耳知识产权有限责任公司 1-烷基-3-二氟甲基-5-羟基吡唑的制备方法
TW201718510A (zh) * 2015-11-16 2017-06-01 隆薩有限公司 製備1-甲基-3-(三氟甲基)-1h-吡唑-5-醇的方法
CN112135814B (zh) * 2018-05-31 2021-09-28 组合化学工业株式会社 含氟吡唑衍生物的制造方法及其中间体
CN115385792B (zh) * 2021-05-21 2024-02-02 帕潘纳(北京)科技有限公司 吡唑类除草剂中间体的制备方法
CN120590326B (zh) * 2025-06-05 2025-12-23 济南万兴达化工有限公司 一种1-甲基-3-（三氟甲基）-1h-吡唑-5-醇的制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06199804A (ja) * 1992-09-29 1994-07-19 Nippon Nohyaku Co Ltd ３−置換フェニル−５−ヒドロキシピラゾール誘導体の製造方法
EP0863879A1 (en) * 1995-11-15 1998-09-16 Zeneca Limited Herbicidal substituted pyrazole compounds
JPH10287654A (ja) * 1997-04-11 1998-10-27 Nissan Chem Ind Ltd ピラゾロン誘導体及び除草剤
DE10020665A1 (de) * 2000-04-27 2001-10-31 Schlafhorst & Co W Verfahren zum Betreiben einer Kreuzspulen herstellenden Textilmaschine
ES2519442T3 (es) * 2002-08-01 2014-11-07 Ihara Chemical Industry Co., Ltd. Derivados del pirazol y procesos para la producción de los mismos
JP4621939B2 (ja) * 2004-03-31 2011-02-02 イハラケミカル工業株式会社 ５−ヒドロキシ−４−チオメチルピラゾール化合物の製造方法

Also Published As

Publication number Publication date
JP2007031342A (ja) 2007-02-08
TW200740763A (en) 2007-11-01
WO2007013536A1 (ja) 2007-02-01

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